)]}' { "log": [ { "commit": "69ab849439b506cd8dd2879527fdb64d95dd5211", "tree": "059fba8bcb8147fafcd4e86db61f0f88d6a84095", "parents": [ "2d860ad76f4ee4d2eba0fe3797c8d7cdce432cc0" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Mon Aug 17 14:07:16 2009 +0200" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Aug 18 17:22:43 2009 +0200" }, "message": "genirq: Wake up irq thread after action has been installed\n\nThe wake_up_process() of the new irq thread in __setup_irq() is too\nearly as the irqaction is not yet fully initialized especially\naction-\u003eirq is not yet set. The interrupt thread might dereference the\nwrong irq descriptor.\n\nMove the wakeup after the action is installed and action-\u003eirq has been\nset.\n\nReported-by: Michael Buesch \u003cmb@bu3sch.de\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nTested-by: Michael Buesch \u003cmb@bu3sch.de\u003e\n" }, { "commit": "2d860ad76f4ee4d2eba0fe3797c8d7cdce432cc0", "tree": "928e3a162ce9bf9294afd138f5609cf3b70a747b", "parents": [ "3493e84de60590d3012139187f631f2dfbf0887f" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Aug 13 13:05:10 2009 -0700" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Thu Aug 13 23:09:27 2009 +0200" }, "message": "genirq: prevent wakeup of freed irq thread\n\nfree_irq() can remove an irqaction while the corresponding interrupt\nis in progress, but free_irq() sets action-\u003ethread to NULL\nunconditionally, which might lead to a NULL pointer dereference in\nhandle_IRQ_event() when the hard interrupt context tries to wake up\nthe handler thread.\n\nPrevent this by moving the thread stop after synchronize_irq(). No\nneed to set action-\u003ethread to NULL either as action is going to be\nfreed anyway.\n\nThis fixes a boot crash reported against preempt-rt which uses the\nmainline irq threads code to implement full irq threading.\n\n[ tglx: removed local irqthread variable ]\n\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "ad7d6c7a0654a4bbda3e109f56af713267e96274", "tree": "4090be64f42e9c721a797d6798611ad9c07d2a2e", "parents": [ "7b2aa037e878c939676675969983284a02958ae3" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Tue Aug 04 09:01:33 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Aug 08 17:06:03 2009 +0200" }, "message": "x86/irq: Fix move_irq_desc() for nodes without ram\n\nDon\u0027t move it if target node is -1.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nLKML-Reference: \u003c4A785B5D.4070702@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "61f3826133dc07142935fb5712fc738e19eb5575", "tree": "2bac9166734e564a4f89d9db9d7498df87597c31", "parents": [ "3c3301083e3bea4d14c597106c7b20b4b85fc03d" ], "author": { "name": "Bruno Premont", "email": "bonbons@linux-vserver.org", "time": "Wed Jul 22 22:22:32 2009 +0200" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Wed Jul 22 23:18:46 2009 +0200" }, "message": "genirq: Fix UP compile failure caused by irq_thread_check_affinity\n\nSince genirq: Delegate irq affinity setting to the irq thread\n(591d2fb02ea80472d846c0b8507007806bdd69cc) compilation with\nCONFIG_SMP\u003dn fails with following error:\n\n/usr/src/linux-2.6/kernel/irq/manage.c:\n In function \u0027irq_thread_check_affinity\u0027:\n/usr/src/linux-2.6/kernel/irq/manage.c:475:\n error: \u0027struct irq_desc\u0027 has no member named \u0027affinity\u0027\nmake[4]: *** [kernel/irq/manage.o] Error 1\n\nThat commit adds a new function irq_thread_check_affinity() which\nuses struct irq_desc.affinity which is only available for CONFIG_SMP\u003dy.\nMove that function under #ifdef CONFIG_SMP.\n\n[ tglx@brownpaperbag: compile and boot tested on UP and SMP ]\n\nSigned-off-by: Bruno Premont \u003cbonbons@linux-vserver.org\u003e\nLKML-Reference: \u003c20090722222232.2eb3e1c4@neptune.home\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "591d2fb02ea80472d846c0b8507007806bdd69cc", "tree": "c7962a95a47bbdf664f15a504eff24c351f33613", "parents": [ "aea1f7964ae6cba5eb419a958956deb9016b3341" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Jul 21 11:09:39 2009 +0200" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Jul 21 14:35:07 2009 +0200" }, "message": "genirq: Delegate irq affinity setting to the irq thread\n\nirq_set_thread_affinity() calls set_cpus_allowed_ptr() which might\nsleep, but irq_set_thread_affinity() is called with desc-\u003elock held\nand can be called from hard interrupt context as well. The code has\nanother bug as it does not hold a ref on the task struct as required\nby set_cpus_allowed_ptr().\n\nJust set the IRQTF_AFFINITY bit in action-\u003ethread_flags. The next time\nthe thread runs it migrates itself. Solves all of the above problems\nnicely.\n\nAdd kerneldoc to irq_set_thread_affinity() while at it.\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nLKML-Reference: \u003cnew-submission\u003e\n\n" }, { "commit": "2453d6ff6ffc5f0d496b7b14f509a26f99bf115e", "tree": "9e4e709bdb932889b0b9cfc5b2b767cfcf750b83", "parents": [ "12e24f34cb0d55efd08c18b2112507d4bf498008", "ab33dcff40d7a9a28587e4425621e4cbc4089e03" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jun 20 11:30:01 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jun 20 11:30:01 2009 -0700" }, "message": "Merge branch \u0027irq-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027irq-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n genirq, irq.h: Fix kernel-doc warnings\n genirq: fix comment to say IRQ_WAKE_THREAD\n" }, { "commit": "28be225b23b115573e0ecc8ef9996f42a1652f74", "tree": "01cc74b96307caa3abbda36baf268c2541a3a8e1", "parents": [ "ca371c0d7e23d0d0afae65fc83a0e91cf7399573" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Fri Jun 12 11:33:02 2009 +0300" }, "committer": { "name": "Pekka Enberg", "email": "penberg@cs.helsinki.fi", "time": "Fri Jun 12 13:50:23 2009 +0300" }, "message": "irq: slab alloc for default irq_affinity\n\nIngo had\n\n[ 0.000000] ------------[ cut here ]------------\n[ 0.000000] WARNING: at mm/bootmem.c:537 alloc_arch_preferred_bootmem+0x2b/0x71()\n[ 0.000000] Hardware name: System Product Name\n[ 0.000000] Modules linked in:\n[ 0.000000] Pid: 0, comm: swapper Tainted: G W 2.6.30-tip-03087-g0bb2618-dirty #52506\n[ 0.000000] Call Trace:\n[ 0.000000] [\u003c81032588\u003e] warn_slowpath_common+0x60/0x90\n[ 0.000000] [\u003c810325c5\u003e] warn_slowpath_null+0xd/0x10\n[ 0.000000] [\u003c819d1bc0\u003e] alloc_arch_preferred_bootmem+0x2b/0x71\n[ 0.000000] [\u003c819d1c31\u003e] ___alloc_bootmem_nopanic+0x2b/0x9a\n[ 0.000000] [\u003c81050a0a\u003e] ? lock_release+0xac/0xb2\n[ 0.000000] [\u003c819d1d4c\u003e] ___alloc_bootmem+0xe/0x2d\n[ 0.000000] [\u003c819d1e9f\u003e] __alloc_bootmem+0xa/0xc\n[ 0.000000] [\u003c819d7c63\u003e] alloc_bootmem_cpumask_var+0x21/0x26\n[ 0.000000] [\u003c819d0cc8\u003e] early_irq_init+0x15/0x10d\n[ 0.000000] [\u003c819bb75a\u003e] start_kernel+0x167/0x326\n[ 0.000000] [\u003c819bb06b\u003e] __init_begin+0x6b/0x70\n[ 0.000000] ---[ end trace 4eaa2a86a8e2da23 ]---\n[ 0.000000] NR_IRQS:2304 nr_irqs:424\n[ 0.000000] CPU 0 irqstacks, hard\u003d821e6000 soft\u003d821e7000\n\nwe need to update init_irq_default_affinity\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\n" }, { "commit": "22fb4e71e646695c7e0f379ada66b372c2d1aa1a", "tree": "f4af9544ae6c0f6c6e9f52965ce387d5b529a3b5", "parents": [ "0fb530291621c8b8a1b16abeeab05d9262489f71" ], "author": { "name": "Pekka Enberg", "email": "penberg@cs.helsinki.fi", "time": "Thu Jun 11 14:46:49 2009 +0300" }, "committer": { "name": "Pekka Enberg", "email": "penberg@cs.helsinki.fi", "time": "Thu Jun 11 19:27:13 2009 +0300" }, "message": "irq: use kcalloc() instead of the bootmem allocator\n\nFixes the following problem:\n\n[ 0.000000] Experimental hierarchical RCU init done.\n[ 0.000000] NR_IRQS:4352 nr_irqs:256\n[ 0.000000] ------------[ cut here ]------------\n[ 0.000000] WARNING: at mm/bootmem.c:537 alloc_arch_preferred_bootmem+0x40/0x7e()\n[ 0.000000] Hardware name: To Be Filled By O.E.M.\n[ 0.000000] Pid: 0, comm: swapper Not tainted 2.6.30-tip-02161-g7a74539-dirty #59709\n[ 0.000000] Call Trace:\n[ 0.000000] [\u003cffffffff823f8c8e\u003e] ? alloc_arch_preferred_bootmem+0x40/0x7e\n[ 0.000000] [\u003cffffffff81067168\u003e] warn_slowpath_common+0x88/0xcb\n[ 0.000000] [\u003cffffffff810671d2\u003e] warn_slowpath_null+0x27/0x3d\n[ 0.000000] [\u003cffffffff823f8c8e\u003e] alloc_arch_preferred_bootmem+0x40/0x7e\n[ 0.000000] [\u003cffffffff823f9307\u003e] ___alloc_bootmem_nopanic+0x4e/0xec\n[ 0.000000] [\u003cffffffff823f93c5\u003e] ___alloc_bootmem+0x20/0x61\n[ 0.000000] [\u003cffffffff823f962e\u003e] __alloc_bootmem+0x1e/0x34\n[ 0.000000] [\u003cffffffff823f757c\u003e] early_irq_init+0x6d/0x118\n[ 0.000000] [\u003cffffffff823e0140\u003e] ? early_idt_handler+0x0/0x71\n[ 0.000000] [\u003cffffffff823e0cf7\u003e] start_kernel+0x192/0x394\n[ 0.000000] [\u003cffffffff823e0140\u003e] ? early_idt_handler+0x0/0x71\n[ 0.000000] [\u003cffffffff823e02ad\u003e] x86_64_start_reservations+0xb4/0xcf\n[ 0.000000] [\u003cffffffff823e0000\u003e] ? __init_begin+0x0/0x140\n[ 0.000000] [\u003cffffffff823e0420\u003e] x86_64_start_kernel+0x158/0x17b\n[ 0.000000] ---[ end trace a7919e7f17c0a725 ]---\n[ 0.000000] Fast TSC calibration using PIT\n[ 0.000000] Detected 2002.510 MHz processor.\n[ 0.004000] Console: colour VGA+ 80x25\n\nReported-by: Ingo Molnar \u003cmingo@elte.hu\u003e\nSigned-off-by: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\n" }, { "commit": "dad213aeb59718623fc59defeff95fe8c3feb8a0", "tree": "3b43b199f0c8a03f010f03087428b0d6c67cd75c", "parents": [ "38c7fed2f5ffee17e1fa3e0f78b0e1bf43d52d13" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Thu May 28 18:14:40 2009 -0700" }, "committer": { "name": "Pekka Enberg", "email": "penberg@cs.helsinki.fi", "time": "Thu Jun 11 19:27:08 2009 +0300" }, "message": "irq/cpumask: make memoryless node zero happy\n\nDon\u0027t hardcode to node zero for early boot IRQ setup memory allocations.\n\n[ penberg@cs.helsinki.fi: minor cleanups ]\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Johannes Weiner \u003channes@cmpxchg.org\u003e\nCc: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\n" }, { "commit": "862366118026a358882eefc70238dbcc3db37aac", "tree": "4eb62bc10327a5afac064a95a091ea05ecd2acc1", "parents": [ "57eee9ae7bbcfb692dc96c739a5184adb6349733", "511b01bdf64ad8a38414096eab283c7784aebfc4" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Jun 10 19:53:40 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Jun 10 19:53:40 2009 -0700" }, "message": "Merge branch \u0027tracing-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027tracing-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (244 commits)\n Revert \"x86, bts: reenable ptrace branch trace support\"\n tracing: do not translate event helper macros in print format\n ftrace/documentation: fix typo in function grapher name\n tracing/events: convert block trace points to TRACE_EVENT(), fix !CONFIG_BLOCK\n tracing: add protection around module events unload\n tracing: add trace_seq_vprint interface\n tracing: fix the block trace points print size\n tracing/events: convert block trace points to TRACE_EVENT()\n ring-buffer: fix ret in rb_add_time_stamp\n ring-buffer: pass in lockdep class key for reader_lock\n tracing: add annotation to what type of stack trace is recorded\n tracing: fix multiple use of __print_flags and __print_symbolic\n tracing/events: fix output format of user stack\n tracing/events: fix output format of kernel stack\n tracing/trace_stack: fix the number of entries in the header\n ring-buffer: discard timestamps that are at the start of the buffer\n ring-buffer: try to discard unneeded timestamps\n ring-buffer: fix bug in ring_buffer_discard_commit\n ftrace: do not profile functions when disabled\n tracing: make trace pipe recognize latency format flag\n ...\n" }, { "commit": "948cd52906baf1f92aeea2f9b5c515db1b2e592a", "tree": "a03482aebb7f8ed0b1706db8d6cd105f79ea53cc", "parents": [ "4c6f18fc81565967da20f2d4a3922cdba33f8e2b" ], "author": { "name": "Paul Mundt", "email": "lethal@linux-sh.org", "time": "Fri May 22 10:40:09 2009 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat May 23 14:55:24 2009 +0200" }, "message": "sparseirq: Allow early irq_desc allocation\n\nPresently non-legacy IRQs have their irq_desc allocated with\nkzalloc_node(). This assumes that all callers of irq_to_desc_node_alloc()\nwill be sufficiently late in the boot process that kmalloc is available.\n\nWhile porting sparseirq support to sh this blew up immediately, as at the\ntime that we register the CPU\u0027s interrupt vector map only bootmem is\navailable. Check slab_is_available() to work out which path to use.\n\n[ Impact: fix SH early boot crash with sparseirq enabled ]\n\nSigned-off-by: Paul Mundt \u003clethal@linux-sh.org\u003e\nAcked-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Mel Gorman \u003cmel@csn.ul.ie\u003e\nLKML-Reference: \u003c20090522014008.GA2806@linux-sh.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "39a2eddb9b62959dc55c6978b5eaeb3dd57c5ff2", "tree": "cef63cdc205079cbdbeafd71998eacb31052b54c", "parents": [ "1d80cac0fe44fb87b2a3d35fddd7f534ea81cd90" ], "author": { "name": "Steven Rostedt", "email": "rostedt@goodmis.org", "time": "Tue May 12 14:35:54 2009 -0400" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue May 12 22:11:29 2009 +0200" }, "message": "genirq: fix comment to say IRQ_WAKE_THREAD\n\nTrying to implement a driver to use threaded irqs, I was confused when the \nreturn value to use that was described in the comment above \nrequest_threaded_irq was not defined.\n\nTurns out that the enum is IRQ_WAKE_THREAD where as the comment said \nIRQ_THREAD_WAKE.\n\n[Impact: do not confuse developers with wrong comments ]\n\nSigned-off-by: Steven Rostedt \u003crostedt@goodmis.org\u003e\nLKML-Reference: \u003calpine.DEB.2.00.0905121431020.13338@gandalf.stny.rr.com\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n\n" }, { "commit": "6cda3eb62ef42aa5acd649bf99c8db544e0f4051", "tree": "93f74ca002f5756c8e157611174f9540b5cf41c0", "parents": [ "b9c61b70075c87a8612624736faf4a2de5b1ed30", "cec6be6d1069d697beb490bbb40a290d5ff554a2" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue May 12 12:17:30 2009 +0200" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue May 12 12:17:36 2009 +0200" }, "message": "Merge branch \u0027x86/apic\u0027 into irq/numa\n\nMerge reason: both topics modify the APIC code but were able to do it in\n parallel so far. An upcoming patch generates a conflict so\n merge them to avoid the conflict.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "44347d947f628060b92449702071bfe1d31dfb75", "tree": "c6ed74610d5b3295df4296659f80f5feb94b28cc", "parents": [ "d94fc523f3c35bd8013f04827e94756cbc0212f4", "413f81eba35d6ede9289b0c8a920c013a84fac71" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu May 07 11:17:13 2009 +0200" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu May 07 11:17:34 2009 +0200" }, "message": "Merge branch \u0027linus\u0027 into tracing/core\n\nMerge reason: tracing/core was on a .30-rc1 base and was missing out on\n on a handful of tracing fixes present in .30-rc5-almost.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "15e957d08dd4a841359cfec59ecb74041e0097aa", "tree": "e18a8b70751c552ba2bd7248660f137a735938ea", "parents": [ "56b581ea9591b5767b1e0204c6a06c7d0c49396e" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Thu Apr 30 01:17:50 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri May 01 19:01:12 2009 +0200" }, "message": "x86/irq: use move_irq_desc() in create_irq_nr()\n\nmove_irq_desc() will try to move irq_desc to the home node if\nthe allocated one is not correct, in create_irq_nr().\n\n( This can happen on devices that are on different nodes that\n are using MSI, when drivers are loaded and unloaded randomly. )\n\nv2: fix non-smp build\nv3: add NUMA_IRQ_DESC to eliminate #ifdefs\n\n[ Impact: improve irq descriptor locality on NUMA systems ]\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nLKML-Reference: \u003c49F95EAE.2050903@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "d7226fb6ec5d4f325e4e7fd905894e2ea3eb3ae0", "tree": "aa5601ffd1103f5ba8662722a0c88cfe1990a301", "parents": [ "091438dd5668396328a3419abcbc6591159eb8d1" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri May 01 15:16:04 2009 +0200" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri May 01 15:16:04 2009 +0200" }, "message": "Revert \"genirq: assert that irq handlers are indeed running in hardirq context\"\n\nThis reverts commit 044d408409cc4e1bc75c886e27ca85c270db104c.\n\nThe commit added a warning when handle_IRQ_event() is called outside\nof hard interrupt context. This breaks the generic tasklet based\ninterrupt resend mechanism which is used when the hardware has no way\nto retrigger the interrupt. So we get a warning for a use case which\nis correct and worked for years. Remove it.\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "a0e39ed378fb6ba916522764cd508fa7d42ad495", "tree": "e696fef3ec7daebb8861e002b3e7432a209baae4", "parents": [ "8b3725621074040d380664964ffbc40610aef8c6" ], "author": { "name": "Heiko Carstens", "email": "heiko.carstens@de.ibm.com", "time": "Wed Apr 29 13:51:39 2009 +0200" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Apr 29 14:06:21 2009 +0200" }, "message": "tracing: fix build failure on s390\n\n\"tracing: create automated trace defines\" causes this compile error on s390,\nas reported by Sachin Sant against linux-next:\n\n kernel/built-in.o: In function `__do_softirq\u0027:\n (.text+0x1c680): undefined reference to `__tracepoint_softirq_entry\u0027\n\nThis happens because the definitions of the softirq tracepoints were moved\nfrom kernel/softirq.c to kernel/irq/handle.c. Since s390 doesn\u0027t support\ngeneric hardirqs handle.c doesn\u0027t get compiled and the definitions are\nmissing.\n\nSo move the tracepoints to softirq.c again.\n\n[ Impact: fix build failure on s390 ]\n\nReported-by: Sachin Sant \u003csachinp@in.ibm.com\u003e\nSigned-off-by: Heiko Carstens \u003cheiko.carstens@de.ibm.com\u003e\nCc: Steven Rostedt \u003crostedt@goodmis.org\u003e\nCc: fweisbec@gmail.com\nLKML-Reference: \u003c20090429135139.5fac79b8@osiris.boeblingen.de.ibm.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "85ac16d033370caf6f48d743c8dc8103700f5cc5", "tree": "04a73af31c07a8ad29780b777b3f9d041fa236fa", "parents": [ "57b150cce8e004ddd36330490a68bfb59b7271e9" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Apr 27 18:00:38 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Apr 28 12:21:17 2009 +0200" }, "message": "x86/irq: change irq_desc_alloc() to take node instead of cpu\n\nThis simplifies the node awareness of the code. All our allocators\nonly deal with a NUMA node ID locality not with CPU ids anyway - so\nthere\u0027s no need to maintain (and transform) a CPU id all across the\nIRq layer.\n\nv2: keep move_irq_desc related\n\n[ Impact: cleanup, prepare IRQ code to be NUMA-aware ]\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Jeremy Fitzhardinge \u003cjeremy@goop.org\u003e\nLKML-Reference: \u003c49F65536.2020300@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "57b150cce8e004ddd36330490a68bfb59b7271e9", "tree": "f337b08b6cd9bbe165c709a7e5159b0d6d779238", "parents": [ "d5dedd4507d307eb3f35f21b6e16f336fdc0d82a" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Apr 27 17:59:53 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Apr 28 12:21:16 2009 +0200" }, "message": "irq: only update affinity if -\u003eset_affinity() is sucessfull\n\nirq_set_affinity() and move_masked_irq() try to assign affinity\nbefore calling chip set_affinity(). Some archs are assigning it\nin -\u003eset_affinity() again.\n\nWe do something like:\n\n cpumask_cpy(desc-\u003eaffinity, mask);\n desc-\u003echip-\u003eset_affinity(mask);\n\nBut in the failure path, affinity should not be touched - otherwise\nwe\u0027ll end up with a different affinity mask despite the failure to\nmigrate the IRQ.\n\nSo try to update the afffinity only if set_affinity returns with 0.\nAlso call irq_set_thread_affinity accordingly.\n\nv2: update after \"irq, x86: Remove IRQ_DISABLED check in process context IRQ move\"\nv3: according to Ingo, change set_affinity() in irq_chip should return int.\nv4: update comments by removing moving irq_desc code.\n\n[ Impact: fix /proc/irq/*/smp_affinity setting corner case bug ]\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nLKML-Reference: \u003c49F65509.60307@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "fcef5911c7ea89b80d5bfc727f402f37c9eefd57", "tree": "e37ad2cda662933b01b2ba6e28e570a18ef1edc2", "parents": [ "9ec4fa271faf2db3b8e1419c998da1ca6b094eb6" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Apr 27 17:58:23 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Apr 28 12:21:15 2009 +0200" }, "message": "x86/irq: remove leftover code from NUMA_MIGRATE_IRQ_DESC\n\nThe original feature of migrating irq_desc dynamic was too fragile\nand was causing problems: it caused crashes on systems with lots of\ncards with MSI-X when user-space irq-balancer was enabled.\n\nWe now have new patches that create irq_desc according to device\nnuma node. This patch removes the leftover bits of the dynamic balancer.\n\n[ Impact: remove dead code ]\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nLKML-Reference: \u003c49F654AF.8000808@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "9ec4fa271faf2db3b8e1419c998da1ca6b094eb6", "tree": "2dd817bd41526fc1d1252e50b0b1a0714ae34a7f", "parents": [ "e25c2c873f59c57cf1c2b1979cc8fb01958305ef" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Apr 27 17:57:18 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Apr 28 12:21:14 2009 +0200" }, "message": "irq, cpumask: correct CPUMASKS_OFFSTACK typo and fix fallout\n\nCPUMASKS_OFFSTACK is not defined anywhere (it is CPUMASK_OFFSTACK).\nIt is a typo and init_allocate_desc_masks() is called before it set\naffinity to all cpus...\n\nSplit init_alloc_desc_masks() into all_desc_masks() and init_desc_masks().\n\nAlso use CPUMASK_OFFSTACK in alloc_desc_masks().\n\n[ Impact: fix smp_affinity copying/setup when moving irq_desc between CPUs ]\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nAcked-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nLKML-Reference: \u003c49F6546E.3040406@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "ad8d75fff811a6a230f7f43b05a6483099349533", "tree": "764f75c0785b29067b141719b6e8000f005da7fd", "parents": [ "ecda8ae02a08ef065ff387f5cb2a2d4999da2408" ], "author": { "name": "Steven Rostedt", "email": "srostedt@redhat.com", "time": "Tue Apr 14 19:39:12 2009 -0400" }, "committer": { "name": "Steven Rostedt", "email": "rostedt@goodmis.org", "time": "Tue Apr 14 22:05:43 2009 -0400" }, "message": "tracing/events: move trace point headers into include/trace/events\n\nImpact: clean up\n\nCreate a sub directory in include/trace called events to keep the\ntrace point headers in their own separate directory. Only headers that\ndeclare trace points should be defined in this directory.\n\nCc: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nCc: Neil Horman \u003cnhorman@tuxdriver.com\u003e\nCc: Zhao Lei \u003czhaolei@cn.fujitsu.com\u003e\nCc: Eduard - Gabriel Munteanu \u003ceduard.munteanu@linux360.ro\u003e\nCc: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\nSigned-off-by: Steven Rostedt \u003crostedt@goodmis.org\u003e\n" }, { "commit": "a8d154b009168337494fbf345671bab74d3e4b8b", "tree": "4097612e1a5cc8bf7658542f7d0f51b815113eaf", "parents": [ "ea20d9293ce423a39717ed4375393129a2e701f9" ], "author": { "name": "Steven Rostedt", "email": "srostedt@redhat.com", "time": "Fri Apr 10 09:36:00 2009 -0400" }, "committer": { "name": "Steven Rostedt", "email": "rostedt@goodmis.org", "time": "Tue Apr 14 12:57:28 2009 -0400" }, "message": "tracing: create automated trace defines\n\nThis patch lowers the number of places a developer must modify to add\nnew tracepoints. The current method to add a new tracepoint\ninto an existing system is to write the trace point macro in the\ntrace header with one of the macros TRACE_EVENT, TRACE_FORMAT or\nDECLARE_TRACE, then they must add the same named item into the C file\nwith the macro DEFINE_TRACE(name) and then add the trace point.\n\nThis change cuts out the needing to add the DEFINE_TRACE(name).\nEvery file that uses the tracepoint must still include the trace/\u003ctype\u003e.h\nfile, but the one C file must also add a define before the including\nof that file.\n\n #define CREATE_TRACE_POINTS\n #include \u003ctrace/mytrace.h\u003e\n\nThis will cause the trace/mytrace.h file to also produce the C code\nnecessary to implement the trace point.\n\nNote, if more than one trace/\u003ctype\u003e.h is used to create the C code\nit is best to list them all together.\n\n #define CREATE_TRACE_POINTS\n #include \u003ctrace/foo.h\u003e\n #include \u003ctrace/bar.h\u003e\n #include \u003ctrace/fido.h\u003e\n\nThanks to Mathieu Desnoyers and Christoph Hellwig for coming up with\nthe cleaner solution of the define above the includes over my first\ndesign to have the C code include a \"special\" header.\n\nThis patch converts sched, irq and lockdep and skb to use this new\nmethod.\n\nCc: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nCc: Neil Horman \u003cnhorman@tuxdriver.com\u003e\nCc: Zhao Lei \u003czhaolei@cn.fujitsu.com\u003e\nCc: Eduard - Gabriel Munteanu \u003ceduard.munteanu@linux360.ro\u003e\nCc: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\nSigned-off-by: Steven Rostedt \u003crostedt@goodmis.org\u003e\n" }, { "commit": "6ec3cfeca04622e3d80c9270191cd7f5f88214af", "tree": "ba9d66ec365e59842fe97d72855c6065763dfe98", "parents": [ "b21597d0268983f8f9e8b563494f75490403e948" ], "author": { "name": "Pallipadi, Venkatesh", "email": "venkatesh.pallipadi@intel.com", "time": "Mon Apr 13 15:20:58 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Apr 14 15:21:13 2009 +0200" }, "message": "x86, irq: Remove IRQ_DISABLED check in process context IRQ move\n\nAs discussed in the thread here:\n\n http://marc.info/?l\u003dlinux-kernel\u0026m\u003d123964468521142\u0026w\u003d2\n\nEric W. Biederman observed:\n\n\u003e It looks like some additional bugs have slipped in since last I looked.\n\u003e\n\u003e set_irq_affinity does this:\n\u003e ifdef CONFIG_GENERIC_PENDING_IRQ\n\u003e if (desc-\u003estatus \u0026 IRQ_MOVE_PCNTXT || desc-\u003estatus \u0026 IRQ_DISABLED) {\n\u003e cpumask_copy(desc-\u003eaffinity, cpumask);\n\u003e desc-\u003echip-\u003eset_affinity(irq, cpumask);\n\u003e } else {\n\u003e desc-\u003estatus |\u003d IRQ_MOVE_PENDING;\n\u003e cpumask_copy(desc-\u003epending_mask, cpumask);\n\u003e }\n\u003e #else\n\u003e\n\u003e That IRQ_DISABLED case is a software state and as such it has nothing to\n\u003e do with how safe it is to move an irq in process context.\n\n[...]\n\n\u003e\n\u003e The only reason we migrate MSIs in interrupt context today is that there\n\u003e wasn\u0027t infrastructure for support migration both in interrupt context\n\u003e and outside of it.\n\nYes. The idea here was to force the MSI migration to happen in process\ncontext. One of the patches in the series did\n\n disable_irq(dev-\u003eirq);\n irq_set_affinity(dev-\u003eirq, cpumask_of(dev-\u003ecpu));\n enable_irq(dev-\u003eirq);\n\nwith the above patch adding irq/manage code check for interrupt disabled\nand moving the interrupt in process context.\n\nIIRC, there was no IRQ_MOVE_PCNTXT when we were developing this HPET\ncode and we ended up having this ugly hack. IRQ_MOVE_PCNTXT was there\nwhen we eventually submitted the patch upstream. But, looks like I did a\nblind rebasing instead of using IRQ_MOVE_PCNTXT in hpet MSI code.\n\nBelow patch fixes this. i.e., revert commit 932775a4ab622e3c99bd59f14cc\nand add PCNTXT to HPET MSI setup. Also removes copying of desc-\u003eaffinity\nin generic code as set_affinity routines are doing it internally.\n\nReported-by: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nSigned-off-by: Venkatesh Pallipadi \u003cvenkatesh.pallipadi@intel.com\u003e\nAcked-by: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: \"Li Shaohua\" \u003cshaohua.li@intel.com\u003e\nCc: Gary Hade \u003cgaryhade@us.ibm.com\u003e\nCc: \"lcm@us.ibm.com\" \u003clcm@us.ibm.com\u003e\nCc: suresh.b.siddha@intel.com\nLKML-Reference: \u003c20090413222058.GB8211@linux-os.sc.intel.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "422a253483aa5de71a2bcdc27b0aa023053f97f8", "tree": "3e25aaf65b8eaf275bb01982a89fb0cd631c4367", "parents": [ "91e58b6e95a9c6b9efd928ae352eae5e75ae598c", "022624a758dc9489388a99ad29577b4c8c09237c", "9756b15e1b58453a6fd54b85c1ad8515209e10bb", "8f2e586567b1bad72dac7c3810fe9a2ef7117506" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Apr 09 10:35:30 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Apr 09 10:35:30 2009 -0700" }, "message": "Merge branches \u0027core-fixes-for-linus\u0027, \u0027irq-fixes-for-linus\u0027 and \u0027timers-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027core-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n printk: fix wrong format string iter for printk\n futex: comment requeue key reference semantics\n\n* \u0027irq-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n irq: fix cpumask memory leak on offstack cpumask kernels\n\n* \u0027timers-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n posix-timers: fix RLIMIT_CPU \u0026\u0026 setitimer(CPUCLOCK_PROF)\n posix-timers: fix RLIMIT_CPU \u0026\u0026 fork()\n timers: add missing kernel-doc\n" }, { "commit": "9efe21cb82b5dbe3b0b2ae4de4eccc64ecb94e95", "tree": "7ff8833745d2f268f897f6fa4a27263b4a572245", "parents": [ "de18836e447c2dc30120c0919b8db8ddc0401cc4", "0221c81b1b8eb0cbb6b30a0ced52ead32d2b4e4c" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Apr 06 01:41:22 2009 +0200" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Apr 06 01:41:22 2009 +0200" }, "message": "Merge branch \u0027linus\u0027 into irq/threaded\n\nConflicts:\n\tinclude/linux/irq.h\n\tkernel/irq/handle.c\n" }, { "commit": "9756b15e1b58453a6fd54b85c1ad8515209e10bb", "tree": "1b6ba55e845bbd07460c0c4e061641564b9a69b2", "parents": [ "8fe74cf053de7ad2124a894996f84fa890a81093" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Mar 30 20:37:20 2009 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Apr 03 19:14:44 2009 +0200" }, "message": "irq: fix cpumask memory leak on offstack cpumask kernels\n\nNeed to free the old cpumask for affinity and pending_mask.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nAcked-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nLKML-Reference: \u003c49D18FF0.50707@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "8302294f43250dc337108c51882a6007f2b1e2e0", "tree": "85acd4440799c46a372df9cad170fa0c21e59096", "parents": [ "4fe70410d9a219dabb47328effccae7e7f2a6e26", "2e572895bf3203e881356a4039ab0fa428ed2639" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Apr 01 21:54:19 2009 +0200" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Apr 02 00:49:02 2009 +0200" }, "message": "Merge branch \u0027tracing/core-v2\u0027 into tracing-for-linus\n\nConflicts:\n\tinclude/linux/slub_def.h\n\tlib/Kconfig.debug\n\tmm/slob.c\n\tmm/slub.c\n" }, { "commit": "0a0c5168df270a50e3518e4f12bddb31f8f5f38f", "tree": "ea1e392fef9d52a7b81c9010580c09317a4d707d", "parents": [ "019abbc87025a030fd25008612afd4eff8a375f7" ], "author": { "name": "Rafael J. Wysocki", "email": "rjw@sisk.pl", "time": "Mon Mar 16 22:33:49 2009 +0100" }, "committer": { "name": "Rafael J. Wysocki", "email": "rjw@sisk.pl", "time": "Mon Mar 30 21:46:54 2009 +0200" }, "message": "PM: Introduce functions for suspending and resuming device interrupts\n\nIntroduce helper functions allowing us to prevent device drivers from\ngetting any interrupts (without disabling interrupts on the CPU)\nduring suspend (or hibernation) and to make them start to receive\ninterrupts again during the subsequent resume. These functions make it\npossible to keep timer interrupts enabled while the \"late\" suspend and\n\"early\" resume callbacks provided by device drivers are being\nexecuted. In turn, this allows device drivers\u0027 \"late\" suspend and\n\"early\" resume callbacks to sleep, execute ACPI callbacks etc.\n\nThe functions introduced here will be used to rework the handling of\ninterrupts during suspend (hibernation) and resume. Namely,\ninterrupts will only be disabled on the CPU right before suspending\nsysdevs, while device drivers will be prevented from receiving\ninterrupts, with the help of the new helper function, before their\n\"late\" suspend callbacks run (and analogously during resume).\n\nSigned-off-by: Rafael J. Wysocki \u003crjw@sisk.pl\u003e\nAcked-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "6e15cf04860074ad032e88c306bea656bbdd0f22", "tree": "c346383bb7563e8d66b2f4a502f875b259c34870", "parents": [ "be0ea69674ed95e1e98cb3687a241badc756d228", "60db56422043aaa455ac7f858ce23c273220f9d9" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Mar 26 21:39:17 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Mar 27 17:28:43 2009 +0100" }, "message": "Merge branch \u0027core/percpu\u0027 into percpu-cpumask-x86-for-linus-2\n\nConflicts:\n\tarch/parisc/kernel/irq.c\n\tarch/x86/include/asm/fixmap_64.h\n\tarch/x86/include/asm/setup.h\n\tkernel/irq/handle.c\n\nSemantic merge:\n arch/x86/include/asm/fixmap.h\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "f48fe81e5b032914183e9a17052313720c2cac56", "tree": "9404047368387a6f8b39b4a822ef28e18eba45e9", "parents": [ "935bd5b971f0df7c06d214d022cf8392e2f37952" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Mar 24 11:46:22 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Mar 24 12:15:23 2009 +0100" }, "message": "genirq: threaded irq handlers review fixups\n\nDelta patch to address the review comments.\n\n - Implement warning when IRQ_WAKE_THREAD is requested and no\n thread handler installed\n - coding style fixes\n\nPointed-out-by: Christoph Hellwig \u003chch@infradead.org\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n\n" }, { "commit": "935bd5b971f0df7c06d214d022cf8392e2f37952", "tree": "a9edfeaa4621ce83d0de84f2c7b2ca0f741ede98", "parents": [ "3aa551c9b4c40018f0e261a178e3d25478dc04a9" ], "author": { "name": "Arjan van de Ven", "email": "arjan@linux.intel.com", "time": "Mon Mar 23 18:28:16 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Mar 24 12:15:23 2009 +0100" }, "message": "genirq: add support for threaded interrupts to devres\n\nSome devices use devres_request_irq() for to install their interrupt\nhandler. Add support for threaded interrupts to devres as well.\n\n[tglx - simplified and adapted to latest threadirq version]\n\nSigned-off-by: Arjan van de Ven \u003carjan@linux.intel.com\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n\n" }, { "commit": "3aa551c9b4c40018f0e261a178e3d25478dc04a9", "tree": "2a696109273fcc421d774cc8fefa4180331a85ad", "parents": [ "80c5520811d3805adcb15c570ea5e2d489fa5d0b" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Mon Mar 23 18:28:15 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Tue Mar 24 12:15:23 2009 +0100" }, "message": "genirq: add threaded interrupt handler support\n\nAdd support for threaded interrupt handlers:\n\nA device driver can request that its main interrupt handler runs in a\nthread. To achive this the device driver requests the interrupt with\nrequest_threaded_irq() and provides additionally to the handler a\nthread function. The handler function is called in hard interrupt\ncontext and needs to check whether the interrupt originated from the\ndevice. If the interrupt originated from the device then the handler\ncan either return IRQ_HANDLED or IRQ_WAKE_THREAD. IRQ_HANDLED is\nreturned when no further action is required. IRQ_WAKE_THREAD causes\nthe genirq code to invoke the threaded (main) handler. When\nIRQ_WAKE_THREAD is returned handler must have disabled the interrupt\non the device level. This is mandatory for shared interrupt handlers,\nbut we need to do it as well for obscure x86 hardware where disabling\nan interrupt on the IO_APIC level redirects the interrupt to the\nlegacy PIC interrupt lines.\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nReviewed-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n\n" }, { "commit": "80c5520811d3805adcb15c570ea5e2d489fa5d0b", "tree": "ae797a7f4af39f80e77526533d06ac23b439f0ab", "parents": [ "b3e3b302cf6dc8d60b67f0e84d1fa5648889c038", "8c083f081d0014057901c68a0a3e0f8ca7ac8d23" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Mon Mar 23 14:50:03 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Mon Mar 23 21:20:20 2009 +0100" }, "message": "Merge branch \u0027cpus4096\u0027 into irq/threaded\n\nConflicts:\n\tarch/parisc/kernel/irq.c\n\tkernel/irq/handle.c\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "edb35028e40515beb2f94808aff8b3e71fb9f35a", "tree": "153da9f8ca1934b30474bb15478feb14a7bd5b75", "parents": [ "8f8573ae9f5deefada6f5d64d0a52c9b39c730c7", "cb065c06b6cc615a58860d619d7fa7952cd6a18b", "5bee17f18b595937e6beafeee5197868a3f74a06" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Mar 16 09:20:13 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Mar 16 09:20:13 2009 +0100" }, "message": "Merge branches \u0027irq/genirq\u0027 and \u0027linus\u0027 into irq/core\n" }, { "commit": "0e57aa11abb15b70db53d1f95ae70b3c980ac885", "tree": "9e4c9fabfcaa095eba1e50252e341aa749c6e607", "parents": [ "a9d0a1a38352c4fb8946e73b3e42ba4ada29e733" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri Mar 13 14:34:05 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri Mar 13 16:34:02 2009 +0100" }, "message": "genirq: deprecate __do_IRQ\n\nTwo years migration time is enough. Remove the compability cruft.\n\nAdd the deprecated warning in kernel/irq/handle.c because marking\n__do_IRQ itself is way too noisy.\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "4553573277906901f62f73c0432b332c53de5e2c", "tree": "4093af83302fa711e9079152089085927f60c838", "parents": [ "bedd30d986a05e32dc3eab874e4b9ed8a38058bb" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Sun Feb 22 23:00:32 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri Mar 13 14:32:29 2009 +0100" }, "message": "genirq: use kzalloc instead of explicit zero initialization\n\nImpact: simplification\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nReviewed-by: Peter Zijlstra \u003cpeterz@infradead.org\u003e\n" }, { "commit": "c8e2aeef0b8ac9fb8821b8b3734c031579d0b77a", "tree": "6b171eb497bdd5f21f9e6a0b06c4aa6c3c60b76b", "parents": [ "3dd3d46b78c22503957230ca5981849b7bb29b9a" ], "author": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Mon Mar 09 20:26:23 2009 +0100" }, "committer": { "name": "Thomas Gleixner", "email": "tglx@linutronix.de", "time": "Fri Mar 13 14:32:28 2009 +0100" }, "message": "genirq: remove redundant if condition\n\nImpact: cleanup\n\nThe code is only compiled if CONFIG_GENERIC_HARDIRQS\u003dy so another\ncheck for this define in the code is redundant. Remove it.\n\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "eb53b4e8fef10ccccb49a6dbb5e19ca84ba5a305", "tree": "156b1a9b799c0b1c4dc90b05a7b2468df56ca1c1", "parents": [ "cbf94f06824780183e4bba165c7c29d5c7bd9a51" ], "author": { "name": "Magnus Damm", "email": "damm@igel.co.jp", "time": "Thu Mar 12 21:05:59 2009 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Mar 12 13:16:33 2009 +0100" }, "message": "irq: export remove_irq() and setup_irq() symbols\n\nExport the setup_irq() and remove_irq() symbols.\n\nI\u0027d like to export these functions since I have timer\ncode that needs to use setup_irq() early on (too early\nfor request_irq()), and the same code can also be\ncompiled as a module.\n\nSigned-off-by: Magnus Damm \u003cdamm@igel.co.jp\u003e\nLKML-Reference: \u003c20090312120559.2926.82371.sendpatchset@rx1.opensource.se\u003e\n[ changed to _GPL as these are special APIs deep inside the irq layer. ]\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "cbf94f06824780183e4bba165c7c29d5c7bd9a51", "tree": "e1cfa04aee8ba76d79737526061c706defb1552c", "parents": [ "f21cfb258df6dd3ea0b3e56d75c7e994edb81b35" ], "author": { "name": "Magnus Damm", "email": "damm@igel.co.jp", "time": "Thu Mar 12 21:05:51 2009 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Mar 12 13:16:33 2009 +0100" }, "message": "irq: match remove_irq() args with setup_irq()\n\nModify remove_irq() to match setup_irq().\n\nSigned-off-by: Magnus Damm \u003cdamm@igel.co.jp\u003e\nLKML-Reference: \u003c20090312120551.2926.43942.sendpatchset@rx1.opensource.se\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "f21cfb258df6dd3ea0b3e56d75c7e994edb81b35", "tree": "63d2c11d1857bdffab6bf3ed036af8e03d16abd7", "parents": [ "f8cb22cbb8383c9f41e6ccbcd4fb94edb1048bda" ], "author": { "name": "Magnus Damm", "email": "damm@igel.co.jp", "time": "Thu Mar 12 21:05:42 2009 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Mar 12 13:16:32 2009 +0100" }, "message": "irq: add remove_irq() for freeing of setup_irq() irqs\n\nImpact: add new API\n\nThis patch adds a remove_irq() function for releasing\ninterrupts requested with setup_irq().\n\nWithout this patch we have no way of releasing such\ninterrupts since free_irq() today tries to kfree()\nthe irqaction passed with setup_irq().\n\nSigned-off-by: Magnus Damm \u003cdamm@igel.co.jp\u003e\nLKML-Reference: \u003c20090312120542.2926.56609.sendpatchset@rx1.opensource.se\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "f0ef03985130287c6c84ebe69416cf790e6cc00e", "tree": "3ecb04cc4d82e5fc3ae5f1747e6da172ae8cbcb7", "parents": [ "16097439703bcd38e9fe5608c12add6dacb825ea", "31bbed527e7039203920c51c9fb48c27aed0820c" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Mar 06 16:44:14 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Mar 06 16:45:01 2009 +0100" }, "message": "Merge branch \u0027x86/core\u0027 into tracing/textedit\n\nConflicts:\n\tarch/x86/Kconfig\n\tblock/blktrace.c\n\tkernel/irq/handle.c\n\nSemantic conflict:\n\tkernel/trace/blktrace.c\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "044d408409cc4e1bc75c886e27ca85c270db104c", "tree": "c2286707e9d4983a4828b0a4133181031de36964", "parents": [ "c02368a9d059322f913a58111eade87a656fefd5" ], "author": { "name": "Peter Zijlstra", "email": "a.p.zijlstra@chello.nl", "time": "Mon Mar 02 16:13:32 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Mar 03 00:05:45 2009 +0100" }, "message": "genirq: assert that irq handlers are indeed running in hardirq context\n\nMake sure the genirq layer handlers are indeed running handlers\nin hardirq context. That is the genirq expectation and doing\nanything else is broken.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nLKML-Reference: \u003c1236006812.5330.632.camel@laptop\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "c02368a9d059322f913a58111eade87a656fefd5", "tree": "2f02dbbe69b86535f58d2010d9adfb20a9c16fb9", "parents": [ "f17c75453b2d195eba0a90d9f16a3ba88c85b3b4", "778ef1e6cbb049c9bcbf405936ee6f2b6e451892" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Mar 02 22:08:56 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Mar 02 22:08:56 2009 +0100" }, "message": "Merge branch \u0027linus\u0027 into irq/genirq\n" }, { "commit": "af39241b90a345556b8884adff87096afe71b050", "tree": "a913e3f15b1fb91555b5cb5899270274ce4c2c46", "parents": [ "8656e7a2fa6afcd8682990f804a2a9674568738f" ], "author": { "name": "Jason Baron", "email": "jbaron@redhat.com", "time": "Thu Feb 26 10:11:05 2009 -0500" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Feb 26 18:43:50 2009 +0100" }, "message": "tracing, genirq: add irq enter and exit trace events\n\nImpact: add new tracepoints\n\nAdd them to the generic IRQ code, that way every architecture\ngets these new tracepoints, not just x86.\n\nUsing Steve\u0027s new \u0027TRACE_FORMAT\u0027, I can get function graph\ntrace as follows using the original two IRQ tracepoints:\n\n 3) | handle_IRQ_event() {\n 3) | /* (irq_handler_entry) irq\u003d28 handler\u003deth0 */\n 3) | e1000_intr_msi() {\n 3) 2.460 us | __napi_schedule();\n 3) 9.416 us | }\n 3) | /* (irq_handler_exit) irq\u003d28 handler\u003deth0 return\u003dhandled */\n 3) + 22.935 us | }\n\nSigned-off-by: Jason Baron \u003cjbaron@redhat.com\u003e\nSigned-off-by: Steven Rostedt \u003crostedt@goodmis.org\u003e\nAcked-by: Peter Zijlstra \u003cpeterz@infradead.org\u003e\nAcked-by: Masami Hiramatsu \u003cmhiramat@redhat.com\u003e\nCc: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nCc: Mathieu Desnoyers \u003ccompudj@krystal.dyndns.org\u003e\nCc: \"Frank Ch. Eigler\" \u003cfche@redhat.com\u003e\nCc: Arnaldo Carvalho de Melo \u003cacme@redhat.com\u003e\nCc: Frederic Weisbecker \u003cfweisbec@gmail.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "f17c75453b2d195eba0a90d9f16a3ba88c85b3b4", "tree": "2727a5965c34c11b11257db56fe87c432cd395ef", "parents": [ "8316e38100c70cd1443ac90074eccdd033aa218d" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Feb 17 20:43:37 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Feb 17 20:44:47 2009 +0100" }, "message": "irq: name \u0027p\u0027 variables a bit better\n\n\u0027p\u0027 stands for pointer - make it clear in setup_irq() and free_irq()\nwhat kind of pointer it is.\n\nCc: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "8316e38100c70cd1443ac90074eccdd033aa218d", "tree": "155392d9a76df31a1934c181d24467cd93294986", "parents": [ "ae88a23b32fa7e0dc9fa7ce735966e68eb41b0bc" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Feb 17 20:28:29 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Feb 17 20:28:29 2009 +0100" }, "message": "irq: further clean up the free_irq() code flow\n\nLinus noticed that the \u0027pp\u0027 variable can be eliminated\naltogether, and the loop can be cleaned up further.\n\nCc: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "ae88a23b32fa7e0dc9fa7ce735966e68eb41b0bc", "tree": "39f39938fe6d197e0c1c74ecec649833a3321a68", "parents": [ "327ec5699c29454322d0136375f717f509c145b6" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Feb 15 11:29:50 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Feb 15 11:36:49 2009 +0100" }, "message": "irq: refactor and clean up the free_irq() code flow\n\nImpact: cleanup\n\n- separate out the loop from the actual freeing logic, this wins us\n two indentation levels allowing a number of followup prettifications\n\n- turn the WARN_ON() into a more informative WARN().\n\n- clean up the comments and the code flow some more\n\nCc: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "327ec5699c29454322d0136375f717f509c145b6", "tree": "6d7903906cd8e40c6075b695d29e1cf428319bd4", "parents": [ "0e43785c57fee50fbc00ea0378e941efb61fa0c2" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Feb 15 11:21:37 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Feb 15 11:21:37 2009 +0100" }, "message": "irq: clean up manage.c\n\n- make printk message git-greppable\n- fix a few style details\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "8f8573ae9f5deefada6f5d64d0a52c9b39c730c7", "tree": "444d55bfb8a048ad3b13051cd55a64b688915a58", "parents": [ "37bed90094fdb1eea6e4afec6a200d4e60143e55", "0e43785c57fee50fbc00ea0378e941efb61fa0c2", "005bf0e6fa0e9543933fe2e36322af649df7cacb", "548c8933801c9ee347b6f1bad2491e4286a4f3a2" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Feb 13 11:57:18 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Feb 13 11:57:18 2009 +0100" }, "message": "Merge branches \u0027irq/genirq\u0027, \u0027irq/sparseirq\u0027 and \u0027irq/urgent\u0027 into irq/core\n" }, { "commit": "0e43785c57fee50fbc00ea0378e941efb61fa0c2", "tree": "f90ec1d34d987a48707fe455534f16b191702f8a", "parents": [ "74296a8ed6aa3c5bf672808ada690de7ba323ecc" ], "author": { "name": "Johannes Weiner", "email": "hannes@cmpxchg.org", "time": "Fri Feb 13 04:38:04 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Feb 13 10:52:07 2009 +0100" }, "message": "irq: use GFP_KERNEL for action allocation in request_irq()\n\nrequest_irq() calls into proc code via __setup_irq() which is not safe\nin an atomic context, so request_irq() can itself use the more\nreliable GFP_KERNEL allocation for the action descriptor.\n\nSigned-off-by: Johannes Weiner \u003channes@cmpxchg.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "249d51b53aea1b7cdb1be65a1a9a0c59d9e06f3e", "tree": "7fc06930e46ee13d394f5b031166c40206af3189", "parents": [ "44581a28e805a31661469c4b466b9cd14b36e7b6", "8e4921515c1a379539607eb443d51c30f4f7f338" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Feb 09 14:58:11 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Feb 09 14:58:11 2009 +0100" }, "message": "Merge commit \u0027v2.6.29-rc4\u0027 into core/percpu\n\nConflicts:\n\tarch/x86/mach-voyager/voyager_smp.c\n\tarch/x86/mm/fault.c\n" }, { "commit": "548c8933801c9ee347b6f1bad2491e4286a4f3a2", "tree": "f9809fe9c8564a4546b16f650ccc29dd284da4be", "parents": [ "d5b562330ec766292a3ac54ae5e0673610bd5b3d" ], "author": { "name": "Hannes Eder", "email": "hannes@hanneseder.net", "time": "Sun Feb 08 20:24:47 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Feb 09 10:14:05 2009 +0100" }, "message": "kernel/irq: fix sparse warning: make symbol static\n\nWhile being at it make every occurrence of \u0027do_irq_select_affinity\u0027\nhave the same signature in terms of signedness of the first argument.\n\nFix this sparse warning:\n kernel/irq/manage.c:112:5: warning: symbol \u0027do_irq_select_affinity\u0027 was not declared. Should it be static?\n\nAlso rename do_irq_select_affinity() to setup_affinity() - shorter name\nand clearer naming.\n\nSigned-off-by: Hannes Eder \u003channes@hanneseder.net\u003e\nAcked-by: Matthew Wilcox \u003cmatthew@wil.cx\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "005bf0e6fa0e9543933fe2e36322af649df7cacb", "tree": "b14afa63f043d8c1fcf705b2d60262d873ec8f3f", "parents": [ "0f3c2a89c1451cdf6328f99977bd9decd4f708e1" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Sun Feb 08 16:18:03 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Feb 09 09:02:34 2009 +0100" }, "message": "irq: optimize init_kstat_irqs/init_copy_kstat_irqs\n\nSimplify and make init_kstat_irqs etc more type proof, suggested by\nAndrew.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "0f3c2a89c1451cdf6328f99977bd9decd4f708e1", "tree": "5f06396e409410e5d506f72fe6abebc376a5e689", "parents": [ "4d87c5bec5389625d80b71108795aecf82cd670d" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Sun Feb 08 16:18:03 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Feb 09 08:55:08 2009 +0100" }, "message": "irq: clear kstat_irqs\n\nImpact: get correct kstat_irqs [/proc/interrupts] for msi/msi-x etc\n\nneed to call clear_kstat_irqs(), so when we reuse that irq_desc,\nwe get correct kstat in /proc/interrupts.\n\nThis makes /proc/interrupts not have \u003cNULL\u003e entries.\n\nDon\u0027t need to worry about arch that doesn\u0027t support genirq, because they\nwill not call dynamic_irq_cleanup().\n\nv2: simplify and make clear_kstat_irqs more robust\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "9d45cf9e36bf9bcf16df6e1cbf049807c8402823", "tree": "2118a16701418af10d215d2174df7ee0a5cbe6bd", "parents": [ "a146649bc19d5eba4f5bfac6720c5f252d517a71", "0cd5c3c80a0ebd68c08312fa7d8c13149cc61c4c" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Jan 31 17:32:31 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Feb 05 22:30:01 2009 +0100" }, "message": "Merge branch \u0027x86/urgent\u0027 into x86/apic\n\nConflicts:\n\tarch/x86/mach-default/setup.c\n\nSemantic merge:\n\tarch/x86/kernel/irqinit_32.c\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "bb960a1e42042e82447a5bc0941b3ab6d614bac3", "tree": "d2295a923fabb1b01b25bb015c4c2e42ee9df5ca", "parents": [ "858770619debfb9269add63e4ba8b7c6b5538dd1", "06fc732c33a7ff5e4c91bcf4a6ca86b5e335ad9a" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Feb 04 14:54:56 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Feb 04 14:54:56 2009 +0100" }, "message": "Merge branch \u0027core/xen\u0027 into x86/urgent\n" }, { "commit": "10b888d6cec2688e65e9e128b14bf98ecd199da2", "tree": "b29736b4fabe128b8a3db00b22c71e98424d03d4", "parents": [ "9a8ecae87a2b698964b1db9ea504ba1099f479fc" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Sat Jan 31 14:50:07 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Feb 01 11:36:31 2009 +0100" }, "message": "irq, x86: fix lock status with numa_migrate_irq_desc\n\nEric Paris reported:\n\n\u003e I have an hp dl785g5 which is unable to successfully run\n\u003e 2.6.29-0.66.rc3.fc11.x86_64 or 2.6.29-rc2-next-20090126. During bootup\n\u003e (early in userspace daemons starting) I get the below BUG, which quickly\n\u003e renders the machine dead. I assume it is because sparse_irq_lock never\n\u003e gets released when the BUG kills that task.\n\nAdjust lock sequence when migrating a descriptor with\nCONFIG_NUMA_MIGRATE_IRQ_DESC enabled.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "ac56b94f8049b4c246cd86257ae6c03c0ac75a13", "tree": "408e3cb5339551a5d2b570cdcdd668685c9ab100", "parents": [ "5b2d3e6d542c4c7009ba72e047c4c0633f2b5e26", "14819ea1e0bcbdc9b084cd60a6a24d5d786324ef" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jan 31 15:54:30 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jan 31 15:54:30 2009 -0800" }, "message": "Merge branch \u0027irq-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027irq-fixes-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n irq: export __set_irq_handler() and handle_level_irq()\n" }, { "commit": "c43e0e46adf79c321ed3fbf0351e1005fb8a2413", "tree": "35b9ab361651f649d3c9aa69f159812eba50d154", "parents": [ "dba3d36b2f0842ed7f25c33cd3a2ccdb3d0df9db", "f2257b70b0f9b2fe8f2afd83fc6798dca75930b8" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 30 18:23:30 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 30 18:23:30 2009 +0100" }, "message": "Merge branch \u0027linus\u0027 into core/percpu\n\nConflicts:\n\tkernel/irq/handle.c\n" }, { "commit": "6a385db5ce7f1fd2c68ec511e44587b67dab8fca", "tree": "9324c8ae6f7be54b9fdbd6b60f759292aa727b1f", "parents": [ "18e352e4a73465349711a9324767e1b2453383e2", "4369f1fb7cd4cf777312f43e1cb9aa5504fc4125" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 28 23:12:55 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 28 23:12:55 2009 +0100" }, "message": "Merge branch \u0027core/percpu\u0027 into x86/core\n\nConflicts:\n\tkernel/irq/handle.c\n" }, { "commit": "97179fd46da7ddedd18e95388130ed3e06c5a0c7", "tree": "8d1a56e41345244d36a9d943a69c5ecf76942816", "parents": [ "1267a8df209c7453d65acbdd56e3588954bf890b" ], "author": { "name": "David Daney", "email": "ddaney@caviumnetworks.com", "time": "Tue Jan 27 09:53:22 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Jan 27 16:06:55 2009 -0800" }, "message": "cpumask fallout: Initialize irq_default_affinity earlier\n\nMove the initialization of irq_default_affinity to early_irq_init as\ncore_initcall is too late.\n\nirq_default_affinity can be used in init_IRQ and potentially timer and\nSMP init as well. All of these happen before core_initcall. Moving\nthe initialization to early_irq_init ensures that it is initialized\nbefore it is used.\n\nSigned-off-by: David Daney \u003cddaney@caviumnetworks.com\u003e\nAcked-by: Mike Travis \u003ctravis@sgi.com\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "1267a8df209c7453d65acbdd56e3588954bf890b", "tree": "816732505914ba145fd3fba77c903ed4947c8701", "parents": [ "40413dcb7b273bda681dca38e6ff0bbb3728ef11" ], "author": { "name": "David Daney", "email": "ddaney@caviumnetworks.com", "time": "Tue Jan 27 09:53:21 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Jan 27 16:06:49 2009 -0800" }, "message": "Make irq_*_affinity depend on CONFIG_GENERIC_HARDIRQS too.\n\nIn interrupt.h these functions are declared only if\nCONFIG_GENERIC_HARDIRQS is set. We should define them under identical\nconditions.\n\nSigned-off-by: David Daney \u003cddaney@caviumnetworks.com\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "74296a8ed6aa3c5bf672808ada690de7ba323ecc", "tree": "baf9aa0f86e27d33dff0c4d0e33774fe80c908bc", "parents": [ "5a2dd72abdae75ea2960145e0549635ce4e0be96" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 16 17:43:50 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 16 17:46:49 2009 +0100" }, "message": "irq: provide debug_poll_all_shared_irqs() method under CONFIG_DEBUG_SHIRQ\n\nProvide a shared interrupt debug facility under CONFIG_DEBUG_SHIRQ:\nit uses the existing irqpoll facilities to iterate through all\nregistered interrupt handlers and call those which can handle shared\nIRQ lines.\n\nThis can be handy for suspend/resume debugging: if we call this function\nearly during resume we can trigger crashes in those drivers which have\nincorrect assumptions about when exactly their ISRs will be called\nduring suspend/resume.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "5a2dd72abdae75ea2960145e0549635ce4e0be96", "tree": "44dba0119c75679a17215200f92ab23bdde9efc2", "parents": [ "efdc64f0c792ea744bcc9203f35b908e66d42f41", "7cb36b6ccdca03bd87e8faca7fd920643dd1aec7" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 16 17:46:22 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Jan 16 17:46:22 2009 +0100" }, "message": "Merge branch \u0027linus\u0027 into irq/genirq\n" }, { "commit": "14819ea1e0bcbdc9b084cd60a6a24d5d786324ef", "tree": "6fb3b4c340006429b656992ba2a119ca26f2aa6f", "parents": [ "a6525042bfdfcab128bd91fad264de10fd24a55e" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 14 12:34:21 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 14 12:34:21 2009 +0100" }, "message": "irq: export __set_irq_handler() and handle_level_irq()\n\nImpact: build fix\n\nARM updates broke x86 allmodconfig builds:\n\n ERROR: \"__set_irq_handler\" [drivers/mfd/pcf50633-core.ko] undefined!\n ERROR: \"handle_level_irq\" [drivers/mfd/pcf50633-core.ko] undefined!\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "4a046d1754ee6ebb6f399696805ed61ea0444d4c", "tree": "9b9e8e63d9490aea4c2f06263ad541cb8115eb63", "parents": [ "e65e49d0f3714f4a6a42f6f6a19926ba33fcda75" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Jan 12 17:39:24 2009 -0800" }, "committer": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Mon Jan 12 17:39:24 2009 -0800" }, "message": "x86: arch_probe_nr_irqs\n\nImpact: save RAM with large NR_CPUS, get smaller nr_irqs\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "92296c6d6e908c35fca287a21af27be814af9c75", "tree": "ba4a85a77b5bb3b609348dafafb710d567d1810a", "parents": [ "542d865bbed4ce1f050f586e53cf1cfadda93766" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sun Jan 11 09:22:58 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:45 2009 +0100" }, "message": "cpumask, irq: non-x86 build failures\n\nIngo Molnar wrote:\n\n\u003e All non-x86 architectures fail to build:\n\u003e\n\u003e In file included from /home/mingo/tip/include/linux/random.h:11,\n\u003e from /home/mingo/tip/include/linux/stackprotector.h:6,\n\u003e from /home/mingo/tip/init/main.c:17:\n\u003e /home/mingo/tip/include/linux/irqnr.h:26:63: error: asm/irq_vectors.h: No such file or directory\n\nDo not include asm/irq_vectors.h in generic code - it\u0027s not available\non all architectures.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "542d865bbed4ce1f050f586e53cf1cfadda93766", "tree": "73ed6c9ef7cf7defbcc50a210aafbf1d7d914f7a", "parents": [ "9332fccdedf8e09448f3b69b624211ae879f6c45" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 22:24:07 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:42 2009 +0100" }, "message": "kstat: modify kstat_irqs_legacy to be variable sized\n\nImpact: reduce memory usage.\n\nAllocate kstat_irqs_legacy based on nr_cpu_ids to deal with this\nmemory usage bump when NR_CPUS bumped from 128 to 4096:\n\n 8192 +253952 262144 +3100% kstat_irqs_legacy(.bss)\n\nThis is only when CONFIG_SPARSE_IRQS\u003dy.\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "9332fccdedf8e09448f3b69b624211ae879f6c45", "tree": "81f74838f7c5388dc83a3cfd8009a22e223b4888", "parents": [ "0fa0ebbf15addc1be8f73325d809c8547a9de304" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 22:24:07 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:38 2009 +0100" }, "message": "irq: initialize nr_irqs based on nr_cpu_ids\n\nImpact: Reduce memory usage.\n\nThis is the second half of the changes to make the irq_desc_ptrs be\nvariable sized based on nr_cpu_ids. This is done by adding a new\n\"max_nr_irqs\" macro to irq_vectors.h (and a dummy in irqnr.h) to\nreturn a max NR_IRQS value based on NR_CPUS or nr_cpu_ids.\n\nThis necessitated moving the define of MAX_IO_APICS to a separate\nfile (asm/apicnum.h) so it could be included without the baggage\nof the other asm/apicdef.h declarations.\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "0fa0ebbf15addc1be8f73325d809c8547a9de304", "tree": "cd995419a3eb84d3e18e92ff205af86a7a4ed66d", "parents": [ "e2f4d06545ec1f29b0e838ee34cbf3500ea5b9a4" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 22:24:06 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:35 2009 +0100" }, "message": "irq: allocate irq_desc_ptrs array based on nr_irqs\n\nImpact: allocate irq_desc_ptrs in preparation for making it variable-sized.\n\nThis addresses this memory usage bump when NR_CPUS bumped from 128 to 4096:\n\n 34816 +229376 264192 +658% irq_desc_ptrs(.data.read_mostly)\n\nThe patch is split into two parts, the first simply allocates the\nirq_desc_ptrs array. Then next will deal with making it variable.\nThis is only when CONFIG_SPARSE_IRQS\u003dy.\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "e2f4d06545ec1f29b0e838ee34cbf3500ea5b9a4", "tree": "867881517120191e988dc9e711aa3c92fbc8757b", "parents": [ "9594949b060efe86ecaa1a66839232a3b9800bc9" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 22:24:06 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:32 2009 +0100" }, "message": "irq: use WARN() instead of WARN_ON().\n\nImpact: cleanup WARN msg.\n\nIngo requested:\n\u003e While at it, could you please also convert this to a WARN() construct\n\u003e instead? (in a separate commit)\n\n... and it shall be done. ;-)\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "9594949b060efe86ecaa1a66839232a3b9800bc9", "tree": "5d0a450fd271c23c838e22f5e6998d24f6921e3c", "parents": [ "c7a3589e7a1f8fdbd2536fe1bfa60b37f5121c69" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 22:24:06 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:29 2009 +0100" }, "message": "irq: change references from NR_IRQS to nr_irqs\n\nImpact: preparation, cleanup, add KERN_INFO printk\n\nModify references from NR_IRQS to nr_irqs as the later will become\nvariable-sized based on nr_cpu_ids when CONFIG_SPARSE_IRQS\u003dy.\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\n" }, { "commit": "802bf931f2688ad125b73db597ce63cc842fb27a", "tree": "e3715fce62ffeaac7f06f352dc538dccac215216", "parents": [ "651f8118cf0a5724f23fe1de4a3d9d36b2e01c2e" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 21:58:09 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:13:02 2009 +0100" }, "message": "cpumask: fix bug in use cpumask_var_t in irq_desc\n\nImpact: fix bug where new irq_desc uses old cpumask pointers which are freed.\n\nAs Yinghai pointed out, init_copy_one_irq_desc() copies the old desc to\nthe new desc overwriting the cpumask pointers. Since the old_desc and\nthe cpumask pointers are freed, then memory corruption will occur if\nthese old pointers are used.\n\nMove the allocation of these pointers to after the copy.\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nCc: Yinghai Lu \u003cyinghai@kernel.org\u003e\n" }, { "commit": "7f7ace0cda64c99599c23785f8979a072e118058", "tree": "13f2826e64e09ebaef94a3e7fd9c21cfbd31ec3f", "parents": [ "c59765042f53a79a7a65585042ff463b69cb248c" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Sat Jan 10 21:58:08 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 19:12:46 2009 +0100" }, "message": "cpumask: update irq_desc to use cpumask_var_t\n\nImpact: reduce memory usage, use new cpumask API.\n\nReplace the affinity and pending_masks with cpumask_var_t\u0027s. This adds\nto the significant size reduction done with the SPARSE_IRQS changes.\n\nThe added functions (init_alloc_desc_masks \u0026 init_copy_desc_masks) are\nin the include file so they can be inlined (and optimized out for the\n!CONFIG_CPUMASKS_OFFSTACK case.) [Naming chosen to be consistent with\nthe other init*irq functions, as well as the backwards arg declaration\nof \"from, to\" instead of the more common \"to, from\" standard.]\n\nIncludes a slight change to the declaration of struct irq_desc to embed\nthe pending_mask within ifdef(CONFIG_SMP) to be consistent with other\nreferences, and some small changes to Xen.\n\nTested: sparse/non-sparse/cpumask_offstack/non-cpumask_offstack/nonuma/nosmp on x86_64\n\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nCc: Chris Wright \u003cchrisw@sous-sol.org\u003e\nCc: Jeremy Fitzhardinge \u003cjeremy@xensource.com\u003e\nCc: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nCc: Venkatesh Pallipadi \u003cvenkatesh.pallipadi@intel.com\u003e\nCc: virtualization@lists.osdl.org\nCc: xen-devel@lists.xensource.com\nCc: Yinghai Lu \u003cyhlu.kernel@gmail.com\u003e\n" }, { "commit": "d7e51e66899f95dabc89b4d4c6674a6e50fa37fc", "tree": "5b4cc72a4e411d6962ce9ce7258abf2bac0204d4", "parents": [ "e8b722f487589a1f60ca27adc695494f188d404e" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Wed Jan 07 15:03:13 2009 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sun Jan 11 04:46:26 2009 +0100" }, "message": "sparseirq: make some func to be used with genirq\n\nImpact: clean up sparseirq fallout on random.c\n\nIngo suggested to change some ifdef from SPARSE_IRQ to GENERIC_HARDIRQS\nso we could some #ifdef later if all arch support genirq\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nAcked-by: Matt Mackall \u003cmpm@selenic.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "22a9d645677feefd402befd02edd59b122289ef1", "tree": "9f1215cc8f7f0e1c36b03882b2926cc26ccfa5ff", "parents": [ "ede6f5aea054d3fb67c78857f7abdee602302043" ], "author": { "name": "Arjan van de Ven", "email": "arjan@linux.intel.com", "time": "Wed Jan 07 08:45:46 2009 -0800" }, "committer": { "name": "Arjan van de Ven", "email": "arjan@linux.intel.com", "time": "Wed Jan 07 08:45:46 2009 -0800" }, "message": "async: Asynchronous function calls to speed up kernel boot\n\nRight now, most of the kernel boot is strictly synchronous, such that\nvarious hardware delays are done sequentially.\n\nIn order to make the kernel boot faster, this patch introduces\ninfrastructure to allow doing some of the initialization steps\nasynchronously, which will hide significant portions of the hardware delays\nin practice.\n\nIn order to not change device order and other similar observables, this\npatch does NOT do full parallel initialization.\n\nRather, it operates more in the way an out of order CPU does; the work may\nbe done out of order and asynchronous, but the observable effects\n(instruction retiring for the CPU) are still done in the original sequence.\n\nSigned-off-by: Arjan van de Ven \u003carjan@linux.intel.com\u003e\n" }, { "commit": "7d3b56ba37a95f1f370f50258ed3954c304c524b", "tree": "86102527b92f02450aa245f084ffb491c18d2e0a", "parents": [ "269b012321f2f1f8e4648c43a93bf432b42c6668", "ab14398abd195af91a744c320a52a1bce814dd1e" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jan 03 12:04:39 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jan 03 12:04:39 2009 -0800" }, "message": "Merge branch \u0027cpus4096-for-linus-3\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027cpus4096-for-linus-3\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (77 commits)\n x86: setup_per_cpu_areas() cleanup\n cpumask: fix compile error when CONFIG_NR_CPUS is not defined\n cpumask: use alloc_cpumask_var_node where appropriate\n cpumask: convert shared_cpu_map in acpi_processor* structs to cpumask_var_t\n x86: use cpumask_var_t in acpi/boot.c\n x86: cleanup some remaining usages of NR_CPUS where s/b nr_cpu_ids\n sched: put back some stack hog changes that were undone in kernel/sched.c\n x86: enable cpus display of kernel_max and offlined cpus\n ia64: cpumask fix for is_affinity_mask_valid()\n cpumask: convert RCU implementations, fix\n xtensa: define __fls\n mn10300: define __fls\n m32r: define __fls\n h8300: define __fls\n frv: define __fls\n cris: define __fls\n cpumask: CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS\n cpumask: zero extra bits in alloc_cpumask_var_node\n cpumask: replace for_each_cpu_mask_nr with for_each_cpu in kernel/time/\n cpumask: convert mm/\n ...\n" }, { "commit": "6bdf197b04b3ae7c85785bc5a9576f1bcb0ac7c0", "tree": "4bd5fbe09be2a9197ff7ab88d86b21ef895d964d", "parents": [ "263ec6457bb23d57b575ede18ff6c3d11e0b4e96" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Jan 03 12:50:46 2009 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Jan 03 18:59:33 2009 +0100" }, "message": "ia64: cpumask fix for is_affinity_mask_valid()\n\nImpact: build fix on ia64\n\nia64\u0027s default_affinity_write() still had old cpumask_t usage:\n\n /home/mingo/tip/kernel/irq/proc.c: In function `default_affinity_write\u0027:\n /home/mingo/tip/kernel/irq/proc.c:114: error: incompatible type for argument 1 of `is_affinity_mask_valid\u0027\n make[3]: *** [kernel/irq/proc.o] Error 1\n make[3]: *** Waiting for unfinished jobs....\n\nupdate it to cpumask_var_t.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "b840d79631c882786925303c2b0f4fefc31845ed", "tree": "cda60a95d4507fe1321fc285af38982d7eb9693b", "parents": [ "597b0d21626da4e6f09f132442caf0cc2b0eb47c", "c3d80000e3a812fe5a200d6bde755fbd7fa65481" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jan 02 11:44:09 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jan 02 11:44:09 2009 -0800" }, "message": "Merge branch \u0027cpus4096-for-linus-2\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027cpus4096-for-linus-2\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (66 commits)\n x86: export vector_used_by_percpu_irq\n x86: use logical apicid in x2apic_cluster\u0027s x2apic_cpu_mask_to_apicid_and()\n sched: nominate preferred wakeup cpu, fix\n x86: fix lguest used_vectors breakage, -v2\n x86: fix warning in arch/x86/kernel/io_apic.c\n sched: fix warning in kernel/sched.c\n sched: move test_sd_parent() to an SMP section of sched.h\n sched: add SD_BALANCE_NEWIDLE at MC and CPU level for sched_mc\u003e0\n sched: activate active load balancing in new idle cpus\n sched: bias task wakeups to preferred semi-idle packages\n sched: nominate preferred wakeup cpu\n sched: favour lower logical cpu number for sched_mc balance\n sched: framework for sched_mc/smt_power_savings\u003dN\n sched: convert BALANCE_FOR_xx_POWER to inline functions\n x86: use possible_cpus\u003dNUM to extend the possible cpus allowed\n x86: fix cpu_mask_to_apicid_and to include cpu_online_mask\n x86: update io_apic.c to the new cpumask code\n x86: Introduce topology_core_cpumask()/topology_thread_cpumask()\n x86: xen: use smp_call_function_many()\n x86: use work_on_cpu in x86/kernel/cpu/mcheck/mce_amd_64.c\n ...\n\nFixed up trivial conflict in kernel/time/tick-sched.c manually\n" }, { "commit": "d036e67b40f52bdd95392390108defbac7e53837", "tree": "4a00537671036c955c98891af9f4729332b35c50", "parents": [ "6b954823c24f04ed026a8517f6bab5abda279db8" ], "author": { "name": "Rusty Russell", "email": "rusty@rustcorp.com.au", "time": "Thu Jan 01 10:12:26 2009 +1030" }, "committer": { "name": "Rusty Russell", "email": "rusty@rustcorp.com.au", "time": "Thu Jan 01 10:12:26 2009 +1030" }, "message": "cpumask: convert kernel/irq\n\nImpact: Reduce stack usage, use new cpumask API. ALPHA mod!\n\nMain change is that irq_default_affinity becomes a cpumask_var_t, so\ntreat it as a pointer (this effects alpha).\n\nSigned-off-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\n" }, { "commit": "db200df0b3530f673d8e9f5bd535e9e10305842a", "tree": "9a94039b8813452c51a50fcb45e95c32a9f0e537", "parents": [ "ec270e59a74eee972006a87c8e12514a20588369", "43a256322ac1fc105c181b3cade3b9bfc0b63ca1" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Dec 31 09:00:59 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Dec 31 09:00:59 2008 -0800" }, "message": "Merge branch \u0027irq-fixes-for-linus-4\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027irq-fixes-for-linus-4\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n sparseirq: move __weak symbols into separate compilation unit\n sparseirq: work around __weak alias bug\n sparseirq: fix hang with !SPARSE_IRQ\n sparseirq: set lock_class for legacy irq when sparse_irq is selected\n sparseirq: work around compiler optimizing away __weak functions\n sparseirq: fix desc-\u003elock init\n sparseirq: do not printk when migrating IRQ descriptors\n sparseirq: remove duplicated arch_early_irq_init()\n irq: simplify for_each_irq_desc() usage\n proc: remove ifdef CONFIG_SPARSE_IRQ from stat.c\n irq: for_each_irq_desc() move to irqnr.h\n hrtimer: remove #include \u003clinux/irq.h\u003e\n" }, { "commit": "2ca1a615835d9f4990f42102ab1f2ef434e7e89c", "tree": "726cf3d5f29a6c66c44e4bd68e7ebed2fd83d059", "parents": [ "e12f0102ac81d660c9f801d0a0e10ccf4537a9de", "6a94cb73064c952255336cc57731904174b2c58f" ], "author": { "name": "Rusty Russell", "email": "rusty@rustcorp.com.au", "time": "Wed Dec 31 23:05:57 2008 +1030" }, "committer": { "name": "Rusty Russell", "email": "rusty@rustcorp.com.au", "time": "Wed Dec 31 23:05:57 2008 +1030" }, "message": "Merge branch \u0027master\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6\n\nConflicts:\n\n\tarch/x86/kernel/io_apic.c\n" }, { "commit": "179475a3b46f86e2d06f83e2312218ac3f0cf3a7", "tree": "d4755f722ae606e21ac87baa262041e2580b2568", "parents": [ "bb758e9637e5ddcff84a97177415499ae1fed498", "860cf8894b326e4b89720f520540604834337b72" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Dec 30 16:20:19 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Dec 30 16:20:19 2008 -0800" }, "message": "Merge branch \u0027irq-core-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027irq-core-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:\n x86, sparseirq: clean up Kconfig entry\n x86: turn CONFIG_SPARSE_IRQ off by default\n sparseirq: fix numa_migrate_irq_desc dependency and comments\n sparseirq: add kernel-doc notation for new member in irq_desc, -v2\n locking, irq: enclose irq_desc_lock_class in CONFIG_LOCKDEP\n sparseirq, xen: make sure irq_desc is allocated for interrupts\n sparseirq: fix !SMP building, #2\n x86, sparseirq: move irq_desc according to smp_affinity, v7\n proc: enclose desc variable of show_stat() in CONFIG_SPARSE_IRQ\n sparse irqs: add irqnr.h to the user headers list\n sparse irqs: handle !GENIRQ platforms\n sparseirq: fix !SMP \u0026\u0026 !PCI_MSI \u0026\u0026 !HT_IRQ build\n sparseirq: fix Alpha build failure\n sparseirq: fix typo in !CONFIG_IO_APIC case\n x86, MSI: pass irq_cfg and irq_desc\n x86: MSI start irq numbering from nr_irqs_gsi\n x86: use NR_IRQS_LEGACY\n sparse irq_desc[] array: core kernel and x86 changes\n genirq: record IRQ_LEVEL in irq_desc[]\n irq.h: remove padding from irq_desc on 64bits\n" }, { "commit": "efdc64f0c792ea744bcc9203f35b908e66d42f41", "tree": "014d9895f776d98bf933855e5af2da99d5b34824", "parents": [ "860cf8894b326e4b89720f520540604834337b72" ], "author": { "name": "Wang Chen", "email": "wangchen@cn.fujitsu.com", "time": "Mon Dec 29 13:35:11 2008 +0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Dec 29 12:22:29 2008 +0100" }, "message": "genirq: check chip-\u003eack before calling\n\nImpact: fix theoretical NULL dereference\n\nThe generic irq layer doesn\u0027t know whether irq_chip has ack routine on some\narchitectures or not. Upon that, before calling chip-\u003eack, we should check\nthat it\u0027s not NULL.\n\nSigned-off-by: Wang Chen \u003cwangchen@cn.fujitsu.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "43a256322ac1fc105c181b3cade3b9bfc0b63ca1", "tree": "6f4b6fc286451598d20222af8b511fe0a3fcdcfc", "parents": [ "b2e2fe99628c4f944c3075258e536197b5a4f3f8" ], "author": { "name": "Yinghai Lu", "email": "yhlu.kernel@gmail.com", "time": "Sun Dec 28 16:01:13 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Dec 29 12:15:49 2008 +0100" }, "message": "sparseirq: move __weak symbols into separate compilation unit\n\nGCC has a bug with __weak alias functions: if the functions are in\nthe same compilation unit as their call site, GCC can decide to\ninline them - and thus rob the linker of the opportunity to override\nthe weak alias with the real thing.\n\nSo move all the IRQ handling related __weak symbols to kernel/irq/chip.c.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "b2e2fe99628c4f944c3075258e536197b5a4f3f8", "tree": "ad56d4853efc86c2c86e897b843a6438550d039c", "parents": [ "12026ea16a618b289fcf457661aed24f57323a20" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Dec 29 00:16:45 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Dec 29 00:19:55 2008 +0100" }, "message": "sparseirq: work around __weak alias bug\n\nImpact: fix boot crash if the kernel is built with certain GCC versions\n\nGCC has a bug with __weak alias functions: if the functions are in\nthe same compilation unit as their call site, GCC can decide to\ninline them - and thus rob the linker of the opportunity to override\nthe weak alias with the real thing.\n\nThis can lead to the boot crash reported by Kamalesh Babulal:\n\n ACPI: Core revision 20080926\n Setting APIC routing to flat\n BUG: unable to handle kernel NULL pointer dereference at\n 0000000000000000\n IP: [\u003cffffffff8021f9a8\u003e] add_pin_to_irq_cpu+0x14/0x74\n PGD 0\n Oops: 0000 [#1] SMP\n [...]\n\nSo move the arch_init_chip_data() function from handle.c to manage.c.\n\nReported-by: Kamalesh Babulal \u003ckamalesh@linux.vnet.ibm.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "12026ea16a618b289fcf457661aed24f57323a20", "tree": "69375cb891e5d9593fc7bc9fdd87be952e4325e7", "parents": [ "fa6beb37b0d9bc00f90f11154eeed9502d8b0a37" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Fri Dec 26 22:38:15 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Dec 27 17:52:07 2008 +0100" }, "message": "sparseirq: fix hang with !SPARSE_IRQ\n\nImpact: fix hang\n\nSuresh report his two sockets system only works with SPARSE_IRQ enable\nit turns out we miss the setting desc-\u003eirq\n\nso provide early_irq_init() even !SPARSE_IRQ to set desc-\u003eirq\n\nReported-by: \"Siddha, Suresh B\" \u003csuresh.b.siddha@intel.com\u003e\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "fa6beb37b0d9bc00f90f11154eeed9502d8b0a37", "tree": "7b8f240a031300d2e2f833848e957840efeb085b", "parents": [ "13a0c3c269b223f60abfac8a9811d77111a8b4ba" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Mon Dec 22 20:24:09 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Dec 27 17:51:45 2008 +0100" }, "message": "sparseirq: set lock_class for legacy irq when sparse_irq is selected\n\nImpact: add lockdep annotation to legacy IRQ descs\n\nWarnings resulting out of this were not seen in practice, but it\u0027s prudent\nto initialize the legacy descriptors to the lock class as well, symmetric\nto how we do it with other descriptors.\n\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "13a0c3c269b223f60abfac8a9811d77111a8b4ba", "tree": "b57a92eb9eb7c8c1de30bbe29b6a461289e75c62", "parents": [ "793f7b12a0c95e7bfec1badf9628043fb78fd440" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Fri Dec 26 02:05:47 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Dec 27 13:24:00 2008 +0100" }, "message": "sparseirq: work around compiler optimizing away __weak functions\n\nImpact: fix panic on null pointer with sparseirq\n\nSome GCC versions seem to inline the weak global function,\nwhen that function is empty.\n\nWork it around, by making the functions return a (dummy) integer.\n\nSigned-off-by: Yinghai \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "793f7b12a0c95e7bfec1badf9628043fb78fd440", "tree": "1ace93d9f2bbed43b4594e6bacf75c51ffebf417", "parents": [ "8b07cd44511f3aa78dd912cca6493275a6787dc5" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 19:02:20 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Dec 27 09:29:22 2008 +0100" }, "message": "sparseirq: fix desc-\u003elock init\n\nImpact: cleanup\n\ninit_one_irq_desc() does not initialize the desc-\u003elock properly -\nyou cannot init a lock by memcpying some other lock on it.\n\nThis happens to work right now (because irq_desc_init is never in use),\nbut it\u0027s a dangerous construct nevertheless, so fix it.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "8b07cd44511f3aa78dd912cca6493275a6787dc5", "tree": "415a330e87af5baba37157d3e4984a9a563bab19", "parents": [ "00c23634879062d1c38d60128bf150c394a359e8" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 19:10:04 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Sat Dec 27 09:29:21 2008 +0100" }, "message": "sparseirq: do not printk when migrating IRQ descriptors\n\nImpact: reduce printk noise\n\nThere were a couple of leftover KERN_DEBUG debugging printks, remove\nthem. Also clarify an error message.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "00c23634879062d1c38d60128bf150c394a359e8", "tree": "87e96a16ba921c05960d7a97e3956477a6c84be6", "parents": [ "18eefedfe8ad33e8fc7614c13359e29a9fab4644" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Tue Dec 23 17:29:00 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 10:43:30 2008 +0100" }, "message": "sparseirq: remove duplicated arch_early_irq_init()\n\nImpact: clean up\n\nWe already have a weak copy of this function in init/main.c\n\nSigned-off-by: Yinghai \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "18eefedfe8ad33e8fc7614c13359e29a9fab4644", "tree": "e0b7c801c27a3933137e7e4056a3bca3c3244744", "parents": [ "26ddd8d5cac8a563953d5febe8c6e40909f7bce1" ], "author": { "name": "KOSAKI Motohiro", "email": "kosaki.motohiro@jp.fujitsu.com", "time": "Fri Dec 26 12:29:48 2008 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 09:48:18 2008 +0100" }, "message": "irq: simplify for_each_irq_desc() usage\n\nImpact: cleanup\n\nall for_each_irq_desc() usage point have !desc check.\nthen its check can move into for_each_irq_desc() macro.\n\nSigned-off-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nAcked-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "26ddd8d5cac8a563953d5febe8c6e40909f7bce1", "tree": "1e13087c68aeb1fc7da6126a4452869c368e2a93", "parents": [ "f9af0e70911e9d6cc9a68f784dca86415486084d" ], "author": { "name": "KOSAKI Motohiro", "email": "kosaki.motohiro@jp.fujitsu.com", "time": "Fri Dec 26 14:24:10 2008 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 09:48:18 2008 +0100" }, "message": "proc: remove ifdef CONFIG_SPARSE_IRQ from stat.c\n\nImpact: cleanup\n\nirq_desc can be NULL when CONFIG_SPARSE_IRQ\u003dy only.\ntherefore, NULL checking can move into kstat_irqs_cpu() of SPARSE_IRQ version.\n\nSigned-off-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nAcked-by: \"Yinghai Lu\" \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "f9af0e70911e9d6cc9a68f784dca86415486084d", "tree": "58a83c34cc8a511b5e05d48425251621e9b471a1", "parents": [ "51bc39f4ba35bae153b32145077fb1109bcae14c" ], "author": { "name": "KOSAKI Motohiro", "email": "kosaki.motohiro@jp.fujitsu.com", "time": "Fri Dec 26 12:24:24 2008 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 26 09:48:17 2008 +0100" }, "message": "irq: for_each_irq_desc() move to irqnr.h\n\nImpact: cleanup\n\nbefore CONFIG_SPARSE_IRQ age, for_each_irq_desc() sat in irqnr.h and\ncould be called from generic code.\n\nCONFIG_SPARSE_IRQ breaks this assumption, but SPARSE_IRQ version\nfor_each_irq_desc() also can move into irqnr.h easily.\n\nAlso, this patch unifies CONFIG_SPARSE_IRQ and !CONFIG_SPARSE_IRQ\nfor_each_irq_desc().\n\nSigned-off-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "860cf8894b326e4b89720f520540604834337b72", "tree": "27c1363ea7224e9bf722b7292309f6d2a1ebbe61", "parents": [ "e262a7ba31f0cd4dae225e6d2e9037e5ac6108e8", "973656fe1afb4adf95d7b9ab75d4660cd3821ea1", "f2b662da8d6bd44673537f3f64220afefdca369f", "4a6908a3a050aacc9c3a2f36b276b46c0629ad91" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Dec 25 16:27:54 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Dec 25 16:27:54 2008 +0100" }, "message": "Merge branches \u0027irq/sparseirq\u0027, \u0027irq/genirq\u0027 and \u0027irq/urgent\u0027; commit \u0027v2.6.28\u0027 into irq/core\n" }, { "commit": "b909895739427874c089bc0e03dc119f99cab2dd", "tree": "bded0a68688cf8a43897b8234a6ef4abaf727985", "parents": [ "078a55db075bf4dcc03115dc94875b3dd83f69d4" ], "author": { "name": "Yinghai Lu", "email": "yinghai@kernel.org", "time": "Fri Dec 19 13:48:34 2008 -0800" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Fri Dec 19 22:56:02 2008 +0100" }, "message": "sparseirq: fix numa_migrate_irq_desc dependency and comments\n\nImpact: reduce kconfig variable scope and clean up\n\nBartlomiej pointed out that the config dependencies and comments are not right.\n\nupdate it depend to NUMA, and fix some comments\n\nReported-by: Bartlomiej Zolnierkiewicz \u003cbzolnier@gmail.com\u003e\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "74c8a6130486bed224e960790f4aa72dd09c061e", "tree": "0d6da9737c66ca2f4b2a20b7eb34e6c2d04ba4cc", "parents": [ "6f8a0ed4e5d86c01db5e7e3f95d9003b7cf9cb87" ], "author": { "name": "KOSAKI Motohiro", "email": "kosaki.motohiro@jp.fujitsu.com", "time": "Wed Dec 17 19:40:33 2008 +0900" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Thu Dec 18 14:35:53 2008 +0100" }, "message": "locking, irq: enclose irq_desc_lock_class in CONFIG_LOCKDEP\n\nImpact: simplify code\n\ncommit \"08678b0: generic: sparse irqs: use irq_desc() [...]\" introduced\nthe irq_desc_lock_class variable.\n\nBut it is used only if CONFIG_SPARSE_IRQ\u003dY or CONFIG_TRACE_IRQFLAGS\u003dY.\nOtherwise, following warnings happen:\n\n\tCC kernel/irq/handle.o\n\tkernel/irq/handle.c:26: warning: \u0027irq_desc_lock_class\u0027 defined but not used\n\nActually, current early_init_irq_lock_class has a bit strange and messy ifdef.\nIn addition, it is not valueable.\n\n1. this function is protected by !CONFIG_SPARSE_IRQ, but that is not necessary.\n if CONFIG_SPARSE_IRQ\u003dY, desc of all irq number are initialized by NULL\n at first - then this function calling is safe.\n\n2. this function protected by CONFIG_TRACE_IRQFLAGS too. but it is not\n necessary either, because lockdep_set_class() doesn\u0027t have bad side\n effect even if CONFIG_TRACE_IRQFLAGS\u003dn.\n\nThis patch bloat kernel size a bit on CONFIG_TRACE_IRQFLAGS\u003dn and\nCONFIG_SPARSE_IRQ\u003dY - but that\u0027s ok. early_init_irq_lock_class() is not\na fastpatch at all.\n\nTo avoid messy ifdefs is more important than a few bytes diet.\n\nSigned-off-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "948a7b2b5e2bf126fb697aeb11ff379b2c85dd2e", "tree": "727c744438a44d85f7dc340b1bfcb3b127c84f13", "parents": [ "9466d6036f73481104039fbe99338baed11c8fea", "17483a1f34c970e6c2cb8c082d4441bfabbe88a9" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Dec 17 13:16:08 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Dec 17 13:16:08 2008 +0100" }, "message": "Merge branch \u0027irq/sparseirq\u0027 into cpus4096\n\nConflicts:\n\tarch/x86/kernel/io_apic.c\n\nMerge irq/sparseirq here, to resolve conflicts.\n" } ], "next": "48a1b10aff588833b73994704c47bbd0deb73e9c" }