)]}' { "log": [ { "commit": "0347af4ee3922220f6bfe74b87b526aa709a0365", "tree": "6b1f860991e3dae3fc110e02a1a838eb291b94ee", "parents": [ "33fd797b3e2c6a7663b9331150da0acdb31990a2" ], "author": { "name": "Simon Kagstrom", "email": "simon.kagstrom@netinsight.net", "time": "Fri Mar 05 13:42:49 2010 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Mar 06 11:26:32 2010 -0800" }, "message": "lkdtm: add debugfs access and loosen KPROBE ties\n\nAdd adds a debugfs interface and additional failure modes to LKDTM to\nprovide similar functionality to the provoke-crash driver submitted here:\n\n http://lwn.net/Articles/371208/\n\nCrashes can now be induced either through module parameters (as before)\nor through the debugfs interface as in provoke-crash.\n\nThe patch also provides a new \"direct\" interface, where KPROBES are not\nused, i.e., the crash is invoked directly upon write to the debugfs\nfile. When built without KPROBES configured, only this mode is available.\n\nSigned-off-by: Simon Kagstrom \u003csimon.kagstrom@netinsight.net\u003e\nCc: M. Mohan Kumar \u003cmohan@in.ibm.com\u003e\nCc: Americo Wang \u003cxiyou.wangcong@gmail.com\u003e\nCc: David Woodhouse \u003cdwmw2@infradead.org\u003e\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e,\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "a225a5cc2c25e1217e68ee2ab8dd4454573fa308", "tree": "003748d4858351cede69dae430f6cac97259e068", "parents": [ "094e9539bd24bbe23b8e2741e903b0f3f1f85b03" ], "author": { "name": "Anton Blanchard", "email": "anton@samba.org", "time": "Tue Feb 02 13:44:15 2010 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Feb 02 18:11:22 2010 -0800" }, "message": "fault injection: correct function names in documentation\n\ninit_fault_attr_entries() should be init_fault_attr_dentries().\n\ncleanup_fault_attr_entries() should be cleanup_fault_attr_dentries().\n\nSigned-off-by: Anton Blanchard \u003canton@samba.org\u003e\nAcked-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "156f5a7801195fa2ce44aeeb62d6cf8468f3332a", "tree": "dd506816ca6f14bb650189aa364eb0a2f51ad5cc", "parents": [ "1b713e00500c6f03317742981674e89a21629399" ], "author": { "name": "GeunSik Lim", "email": "leemgs1@gmail.com", "time": "Tue Jun 02 15:01:37 2009 +0900" }, "committer": { "name": "Greg Kroah-Hartman", "email": "gregkh@suse.de", "time": "Mon Jun 15 21:30:28 2009 -0700" }, "message": "debugfs: Fix terminology inconsistency of dir name to mount debugfs filesystem.\n\nMany developers use \"/debug/\" or \"/debugfs/\" or \"/sys/kernel/debug/\"\ndirectory name to mount debugfs filesystem for ftrace according to\n./Documentation/tracers/ftrace.txt file.\n\nAnd, three directory names(ex:/debug/, /debugfs/, /sys/kernel/debug/) is\nexisted in kernel source like ftrace, DRM, Wireless, Documentation,\nNetwork[sky2]files to mount debugfs filesystem.\n\ndebugfs means debug filesystem for debugging easy to use by greg kroah\nhartman. \"/sys/kernel/debug/\" name is suitable as directory name\nof debugfs filesystem.\n- debugfs related reference: http://lwn.net/Articles/334546/\n\nFix inconsistency of directory name to mount debugfs filesystem.\n\n* From Steven Rostedt\n - find_debugfs() and tracing_files() in this patch.\n\nSigned-off-by: GeunSik Lim \u003cgeunsik.lim@samsung.com\u003e\nAcked-by : Inaky Perez-Gonzalez \u003cinaky@linux.intel.com\u003e\nReviewed-by : Steven Rostedt \u003crostedt@goodmis.org\u003e\nReviewed-by : James Smart \u003cjames.smart@emulex.com\u003e\nCC: Jiri Kosina \u003ctrivial@kernel.org\u003e\nCC: David Airlie \u003cairlied@linux.ie\u003e\nCC: Peter Osterlund \u003cpetero2@telia.com\u003e\nCC: Ananth N Mavinakayanahalli \u003cananth@in.ibm.com\u003e\nCC: Anil S Keshavamurthy \u003canil.s.keshavamurthy@intel.com\u003e\nCC: Masami Hiramatsu \u003cmhiramat@redhat.com\u003e\nSigned-off-by: Greg Kroah-Hartman \u003cgregkh@suse.de\u003e\n\n" }, { "commit": "185848707e73382ba930857502a0b80ff6039967", "tree": "21a4a84ff46b1af4b0a139b3da94c705b6826b89", "parents": [ "54114994f4de7e8076fc250e44501e55e19b75b5" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Sun Jul 15 23:40:24 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Jul 16 09:05:45 2007 -0700" }, "message": "fault-injection: fix example scripts in documentation\n\nFix and cleanup example scripts in fault injection documentation.\n\n1. Eliminate broken oops() shell function.\n\n2. Fold failcmd.sh and failmodule.sh into example scripts. It makes\n the example scripts work independent of current working directory.\n\n3. Set \"space\" parameter to 0 to start injecting errors immediately.\n\n4. Use /sys/module/\u003cmodulename\u003e/sections/.data as upper bound of\n .text section. Because some module doesn\u0027t have .exit.text section.\n\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "54114994f4de7e8076fc250e44501e55e19b75b5", "tree": "b0b0c2b5c3cf1c0daa7c6db7911c42dcf912f181", "parents": [ "203a2935c734c054bfd4665fb5d8835498af50a8" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Sun Jul 15 23:40:23 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Jul 16 09:05:45 2007 -0700" }, "message": "fault-injection: add min-order parameter to fail_page_alloc\n\nLimiting smaller allocation failures by fault injection helps to find real\npossible bugs. Because higher order allocations are likely to fail and\nzero-order allocations are not likely to fail.\n\nThis patch adds min-order parameter to fail_page_alloc. It specifies the\nminimum page allocation order to be injected failures.\n\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "5d0ffa2b84e6f0fdc5bf96c0de6178f3d2779544", "tree": "c1223cbe0a2f2be984281ed83dad556d3dce15d6", "parents": [ "83ba254688f0edd6fa29512e538c721f1f46a424" ], "author": { "name": "Don Mullis", "email": "dwm@meer.net", "time": "Fri Dec 08 02:39:50 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Fri Dec 08 08:29:03 2006 -0800" }, "message": "[PATCH] fault-injection: Correct, disambiguate, and reformat documentation\n\nCorrect, disambiguate, and reformat documentation.\n\nSigned-off-by: Don Mullis \u003cdwm@meer.net\u003e\nCc: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "329409aeda064c4aff00c51f837fcd3bbdaeeba6", "tree": "d22890da0d4f8d9f37bb1e9344cf41387a0a23f9", "parents": [ "f4f154fd920b2178382a6a24a236348e4429ebc1" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Fri Dec 08 02:39:48 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Fri Dec 08 08:29:03 2006 -0800" }, "message": "[PATCH] fault injection: stacktrace filtering\n\nThis patch provides stacktrace filtering feature.\n\nThe stacktrace filter allows failing only for the caller you are\ninterested in.\n\nFor example someone may want to inject kmalloc() failures into\nonly e100 module. they want to inject not only direct kmalloc() call,\nbut also indirect allocation, too.\n\n- e100_poll --\u003e netif_receive_skb --\u003e packet_rcv_spkt --\u003e skb_clone\n --\u003e kmem_cache_alloc\n\nThis patch enables to detect function calls like this by stacktrace\nand inject failures. The script Documentaion/fault-injection/failmodule.sh\nhelps it.\n\nThe range of text section of loaded e100 is expected to be\n[/sys/module/e100/sections/.text, /sys/module/e100/sections/.exit.text)\n\nSo failmodule.sh stores these values into /debug/failslab/address-start\nand /debug/failslab/address-end. The maximum stacktrace depth is specified\nby /debug/failslab/stacktrace-depth.\n\nPlease see the example that demonstrates how to inject slab allocation\nfailures only for a specific module\nin Documentation/fault-injection/fault-injection.txt\n\n[dwm@meer.net: reject failure if any caller lies within specified range]\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Don Mullis \u003cdwm@meer.net\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "8a8b6502fb669c3a0638a08955442814cedc86b1", "tree": "2e49652f904eb821f2fa7ae8cab0dd9b756772d9", "parents": [ "6ff1cb355e628f8fc55fa2d01e269e5e1bbc2fe9" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Fri Dec 08 02:39:44 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Fri Dec 08 08:29:02 2006 -0800" }, "message": "[PATCH] fault-injection capability for kmalloc\n\nThis patch provides fault-injection capability for kmalloc.\n\nBoot option:\n\nfailslab\u003d\u003cinterval\u003e,\u003cprobability\u003e,\u003cspace\u003e,\u003ctimes\u003e\n\n\t\u003cinterval\u003e -- specifies the interval of failures.\n\n\t\u003cprobability\u003e -- specifies how often it should fail in percent.\n\n\t\u003cspace\u003e -- specifies the size of free space where memory can be\n\t\t allocated safely in bytes.\n\n\t\u003ctimes\u003e -- specifies how many times failures may happen at most.\n\nDebugfs:\n\n/debug/failslab/interval\n/debug/failslab/probability\n/debug/failslab/specifies\n/debug/failslab/times\n/debug/failslab/ignore-gfp-highmem\n/debug/failslab/ignore-gfp-wait\n\nExample:\n\n\tfailslab\u003d10,100,0,-1\n\nslab allocation (kmalloc(), kmem_cache_alloc(),..) fails once per 10 times.\n\nCc: Pekka Enberg \u003cpenberg@cs.helsinki.fi\u003e\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "de1ba09b214056365d9082982905b255caafb7a2", "tree": "6806f2abcfb9eee699424112a48c44edbbdff0c2", "parents": [ "4b3bb06bea649396490094780f90d315c152f6ab" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Fri Dec 08 02:39:42 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Fri Dec 08 08:29:02 2006 -0800" }, "message": "[PATCH] fault injection: documentation and scripts\n\nThis patch set provides some fault-injection capabilities.\n\n- kmalloc() failures\n\n- alloc_pages() failures\n\n- disk IO errors\n\nWe can see what really happens if those failures happen.\n\nIn order to enable these fault-injection capabilities:\n\n1. Enable relevant config options (CONFIG_FAILSLAB, CONFIG_PAGE_ALLOC,\n CONFIG_MAKE_REQUEST) and if you want to configure them via debugfs,\n enable CONFIG_FAULT_INJECTION_DEBUG_FS.\n\n2. Build and boot with this kernel\n\n3. Configure fault-injection capabilities behavior by boot option or debugfs\n\n - Boot option\n\n failslab\u003d\n fail_page_alloc\u003d\n fail_make_request\u003d\n\n - Debugfs\n\n /debug/failslab/*\n /debug/fail_page_alloc/*\n /debug/fail_make_request/*\n\n Please refer to the Documentation/fault-injection/fault-injection.txt\n for details.\n\n4. See what really happens.\n\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Don Mullis \u003cdwm@meer.net\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" } ] }