)]}'
{
  "log": [
    {
      "commit": "9985c20f9e4aee6857c08246b273a3695a52b929",
      "tree": "e2942d148c4cbd51ddcaa8c9b8e47229a31f6e34",
      "parents": [
        "f53173e47dee5f7514d264796bec58d43ed0f67f"
      ],
      "author": {
        "name": "Lin Ming",
        "email": "ming.m.lin@intel.com",
        "time": "Thu Jun 30 08:09:55 2011 +0000"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Thu Jul 21 20:41:55 2011 +0200"
      },
      "message": "perf: Remove perf_event_attr::type check\n\nPMU type id can be allocated dynamically, so perf_event_attr::type check\nwhen copying attribute from userspace to kernel is not valid.\n\nSigned-off-by: Lin Ming \u003cming.m.lin@intel.com\u003e\nCc: Robert Richter \u003crobert.richter@amd.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1309421396-17438-4-git-send-email-ming.m.lin@intel.com\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "26ca5c11fb45ae2b2ac7e3574b8db6b3a3c7d350",
      "tree": "01f430828eaacf7ba3e0eb541f8d946f3d855696",
      "parents": [
        "0af3ac1fdb9d5c297b4b07c9e0172531d42b6716"
      ],
      "author": {
        "name": "Avi Kivity",
        "email": "avi@redhat.com",
        "time": "Wed Jun 29 18:42:37 2011 +0300"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:40 2011 +0200"
      },
      "message": "perf: export perf_event_refresh() to modules\n\nKVM needs one-shot samples, since a PMC programmed to -X will fire after X\nevents and then again after 2^40 events (i.e. variable period).\n\nSigned-off-by: Avi Kivity \u003cavi@redhat.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1309362157-6596-4-git-send-email-avi@redhat.com\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "4dc0da86967d5463708631d02a70cfed5b104884",
      "tree": "e09071a62f2457b710ff69df3be1bff39340a4c6",
      "parents": [
        "89d6c0b5bdbb1927775584dcf532d98b3efe1477"
      ],
      "author": {
        "name": "Avi Kivity",
        "email": "avi@redhat.com",
        "time": "Wed Jun 29 18:42:35 2011 +0300"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:38 2011 +0200"
      },
      "message": "perf: Add context field to perf_event\n\nThe perf_event overflow handler does not receive any caller-derived\nargument, so many callers need to resort to looking up the perf_event\nin their local data structure.  This is ugly and doesn\u0027t scale if a\nsingle callback services many perf_events.\n\nFix by adding a context parameter to perf_event_create_kernel_counter()\n(and derived hardware breakpoints APIs) and storing it in the perf_event.\nThe field can be accessed from the callback as event-\u003eoverflow_handler_context.\nAll callers are updated.\n\nSigned-off-by: Avi Kivity \u003cavi@redhat.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1309362157-6596-2-git-send-email-avi@redhat.com\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "a7ac67ea021b4603095d2aa458bc41641238f22c",
      "tree": "e79d13a1096e751061af285265b1862d7e6dca70",
      "parents": [
        "a8b0ca17b80e92faab46ee7179ba9e99ccb61233"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Mon Jun 27 16:47:16 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:35 2011 +0200"
      },
      "message": "perf: Remove the perf_output_begin(.sample) argument\n\nSince only samples call perf_output_sample() its much saner (and more\ncorrect) to put the sample logic in there than in the\nperf_output_begin()/perf_output_end() pair.\n\nSaves a useless argument, reduces conditionals and shrinks\nstruct perf_output_handle, win!\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/n/tip-2crpvsx3cqu67q3zqjbnlpsc@git.kernel.org\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "a8b0ca17b80e92faab46ee7179ba9e99ccb61233",
      "tree": "a4a6282139f26458f80dcbe21c709a9290e84143",
      "parents": [
        "1880c4ae182afb5650c5678949ecfe7ff66a724e"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Mon Jun 27 14:41:57 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:35 2011 +0200"
      },
      "message": "perf: Remove the nmi parameter from the swevent and overflow interface\n\nThe nmi parameter indicated if we could do wakeups from the current\ncontext, if not, we would set some state and self-IPI and let the\nresulting interrupt do the wakeup.\n\nFor the various event classes:\n\n  - hardware: nmi\u003d0; PMI is in fact an NMI or we run irq_work_run from\n    the PMI-tail (ARM etc.)\n  - tracepoint: nmi\u003d0; since tracepoint could be from NMI context.\n  - software: nmi\u003d[0,1]; some, like the schedule thing cannot\n    perform wakeups, and hence need 0.\n\nAs one can see, there is very little nmi\u003d1 usage, and the down-side of\nnot using it is that on some platforms some software events can have a\njiffy delay in wakeup (when arch_irq_work_raise isn\u0027t implemented).\n\nThe up-side however is that we can remove the nmi parameter and save a\nbunch of conditionals in fast paths.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Michael Cree \u003cmcree@orcon.net.nz\u003e\nCc: Will Deacon \u003cwill.deacon@arm.com\u003e\nCc: Deng-Cheng Zhu \u003cdengcheng.zhu@gmail.com\u003e\nCc: Anton Blanchard \u003canton@samba.org\u003e\nCc: Eric B Munson \u003cemunson@mgebm.net\u003e\nCc: Heiko Carstens \u003cheiko.carstens@de.ibm.com\u003e\nCc: Paul Mundt \u003clethal@linux-sh.org\u003e\nCc: David S. Miller \u003cdavem@davemloft.net\u003e\nCc: Frederic Weisbecker \u003cfweisbec@gmail.com\u003e\nCc: Jason Wessel \u003cjason.wessel@windriver.com\u003e\nCc: Don Zickus \u003cdzickus@redhat.com\u003e\nLink: http://lkml.kernel.org/n/tip-agjev8eu666tvknpb3iaj0fg@git.kernel.org\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "0d6412085b7ff58612af52e51ffa864f0df4b8fd",
      "tree": "b0aa2622aa0262b1238b07fad38d76c9c61d6e32",
      "parents": [
        "c4794295917ebeda8013b6cb9c8d71ab4f74a1fa"
      ],
      "author": {
        "name": "Eric B Munson",
        "email": "emunson@mgebm.net",
        "time": "Fri Jun 24 12:26:26 2011 -0400"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:34 2011 +0200"
      },
      "message": "events: Ensure that timers are updated without requiring read() call\n\nThe event tracing infrastructure exposes two timers which should be updated\neach time the value of the counter is updated.  Currently, these counters are\nonly updated when userspace calls read() on the fd associated with an event.\nThis means that counters which are read via the mmap\u0027d page exclusively never\nhave their timers updated.  This patch adds ensures that the timers are updated\neach time the values in the mmap\u0027d page are updated.\n\nSigned-off-by: Eric B Munson \u003cemunson@mgebm.net\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1308932786-5111-1-git-send-email-emunson@mgebm.net\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "c4794295917ebeda8013b6cb9c8d71ab4f74a1fa",
      "tree": "bb422e3368f2ad686e69229b416536b2bcb1df8e",
      "parents": [
        "b7526f0ca6dc68f57ca467ce503151b1d476a3e4"
      ],
      "author": {
        "name": "Eric B Munson",
        "email": "emunson@mgebm.net",
        "time": "Thu Jun 23 16:34:38 2011 -0400"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:33 2011 +0200"
      },
      "message": "events: Move lockless timer calculation into helper function\n\nTake the timer calculation from perf_output_read and move it to a helper\nfunction for any place that needs timer values but cannot take the ctx-\u003elock.\n\nSigned-off-by: Eric B Munson \u003cemunson@mgebm.net\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1308861279-15216-2-git-send-email-emunson@mgebm.net\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "b7526f0ca6dc68f57ca467ce503151b1d476a3e4",
      "tree": "979237e480c349409410f38aba502b06794a6b44",
      "parents": [
        "28009ce4a8130af7260a9271901b4419834ad152"
      ],
      "author": {
        "name": "Eric B Munson",
        "email": "emunson@mgebm.net",
        "time": "Thu Jun 23 16:34:37 2011 -0400"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:33 2011 +0200"
      },
      "message": "events: Add note to update_event_times comment about holding ctx-\u003elock\n\nSigned-off-by: Eric B Munson \u003cemunson@mgebm.net\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1308861279-15216-1-git-send-email-emunson@mgebm.net\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "4ec8363dfc1451f8c8f86825731fe712798ada02",
      "tree": "12db5b26a3ffa179ef119ac945c4d9a6fb1ced88",
      "parents": [
        "0f933625e7b6c3d91878ae95e341bf1984db7eaf"
      ],
      "author": {
        "name": "Vince Weaver",
        "email": "vweaver1@eecs.utk.edu",
        "time": "Wed Jun 01 15:15:36 2011 -0400"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Fri Jul 01 11:06:32 2011 +0200"
      },
      "message": "perf_events: Fix perf buffer watermark setting\n\nSince 2.6.36 (specifically commit d57e34fdd60b (\"perf: Simplify the\nring-buffer logic: make perf_buffer_alloc() do everything needed\"),\nthe perf_buffer_init_code() has been mis-setting the buffer watermark\nif perf_event_attr.wakeup_events has a non-zero value.\n\nThis is because perf_event_attr.wakeup_events is a union with\nperf_event_attr.wakeup_watermark.\n\nThis commit re-enables the check for perf_event_attr.watermark being\nset before continuing with setting a non-default watermark.\n\nThis bug is most noticable when you are trying to use PERF_IOC_REFRESH\nwith a value larger than one and perf_event_attr.wakeup_events is set to\none.  In this case the buffer watermark will be set to 1 and you will\nget extraneous POLL_IN overflows rather than POLL_HUP as expected.\n\n[ avoid using attr.wakeup_events when attr.watermark is set ]\n\nSigned-off-by: Vince Weaver \u003cvweaver1@eecs.utk.edu\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: \u003cstable@kernel.org\u003e\nLink: http://lkml.kernel.org/r/alpine.DEB.2.00.1106011506390.5384@cl320.eecs.utk.edu\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "76369139ceb955deefc509e6e12ce9d6ce50ccab",
      "tree": "5ba2732188d2fecd4fd49b93f73e51e17fb69082",
      "parents": [
        "b58f6b0dd3d677338b9065388cc2cc942b86338e"
      ],
      "author": {
        "name": "Frederic Weisbecker",
        "email": "fweisbec@gmail.com",
        "time": "Thu May 19 19:55:04 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Thu Jun 09 12:57:54 2011 +0200"
      },
      "message": "perf: Split up buffer handling from core code\n\nAnd create the internal perf events header.\n\nv2: Keep an internal inlined perf_output_copy()\n\nSigned-off-by: Frederic Weisbecker \u003cfweisbec@gmail.com\u003e\nAcked-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Borislav Petkov \u003cbp@alien8.de\u003e\nCc: Stephane Eranian \u003ceranian@google.com\u003e\nCc: Arnaldo Carvalho de Melo \u003cacme@redhat.com\u003e\nCc: Steven Rostedt \u003crostedt@goodmis.org\u003e\nLink: http://lkml.kernel.org/r/1305827704-5607-1-git-send-email-fweisbec@gmail.com\n[ v3: use clearer \u0027ring_buffer\u0027 and \u0027rb\u0027 naming ]\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "b58f6b0dd3d677338b9065388cc2cc942b86338e",
      "tree": "1c10cd87480b3c05b100fb4d85afaecfe2dd5b1b",
      "parents": [
        "3ce2a0bc9dfb6423491afe0afc9f099e24b8cba4"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "peterz@infradead.org",
        "time": "Tue Jun 07 00:23:28 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Tue Jun 07 13:02:41 2011 +0200"
      },
      "message": "perf, core: Fix initial task_ctx/event installation\n\nA lost Quilt refresh of 2c29ef0fef8 (perf: Simplify and fix\n__perf_install_in_context()) is causing grief and lockups,\nreported by Jiri Olsa.\n\nWhen installing an event in a task context, there\u0027s a number of\nissues:\n\n - there might not be an existing task context, in which case\n   we should install the now current context;\n\n - there might already be a context, not the current one, in\n   which case we should de-schedule the old and install the new;\n\nthese cases were dealt with in the lost refresh, however there is one\nfurther case that was found in testing:\n\n - there might already be a context, the current one, in which\n   case we should still de-schedule, and should take care\n   to re-install it (note that task_ctx_sched_out() clears\n   cpuctx-\u003etask_ctx).\n\nReported-by: Jiri Olsa \u003cjolsa@redhat.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1307399008.2497.971.camel@laptop\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "3ce2a0bc9dfb6423491afe0afc9f099e24b8cba4",
      "tree": "58fbef582846fef0e777b1a552aca12e21a071b1",
      "parents": [
        "aef29bf20bd79c73992ab23d5067e9f0448b466e",
        "aa4a221875873d2a1f9656cb7fd7e545e952b4fa"
      ],
      "author": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat Jun 04 12:28:05 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat Jun 04 12:28:05 2011 +0200"
      },
      "message": "Merge branch \u0027perf/urgent\u0027 into perf/core\n\nConflicts:\n\ttools/perf/util/python.c\n\nMerge reason: resolve the conflict with perf/urgent.\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "710054ba25c0d1f8f41c22ce13ba336503fb5318",
      "tree": "f9b09b722bf511841539173d946f90a20fc2e59a",
      "parents": [
        "74c355fbdfedd3820046dba4f537876cea54c207",
        "b273fa9716aa1564bee88ceee62f9042981cdc81"
      ],
      "author": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat Jun 04 12:13:06 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat Jun 04 12:13:06 2011 +0200"
      },
      "message": "Merge branch \u0027perf/urgent\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent\n"
    },
    {
      "commit": "74c355fbdfedd3820046dba4f537876cea54c207",
      "tree": "3a07851e63f5eb9a233286c6683f7e8c7d9d61a2",
      "parents": [
        "89e1be50c68eb5e58b873dce87bbac627ee18d1f"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Mon May 30 16:48:06 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Tue May 31 14:20:25 2011 +0200"
      },
      "message": "perf, cgroups: Fix up for new API\n\nBen changed the cgroup API in commit f780bdb7c1c (cgroups: add\nper-thread subsystem callbacks) in an incompatible way, but\nforgot to convert the perf cgroup bits.\n\nAvoid compile warnings and runtime splats and convert perf too ;-)\n\nAcked-by: Ben Blum \u003cbblum@andrew.cmu.edu\u003e\nCc: Stephane Eranian \u003ceranian@google.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/1306767651.1200.2990.camel@twins\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "64ce312618ef0e11d88def80effcefd1b59fdb1e",
      "tree": "884c247a013b8d13fa7a1f90dfa5bc01e16d62d6",
      "parents": [
        "e03a9a55b4e45377af9ca3d464135f9ea280b8f8"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:48 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:23 2011 +0200"
      },
      "message": "perf: De-schedule a task context when removing the last event\n\nSince perf_install_in_context() will now install a context when we\nadd the first event, we can de-schedule the context when the last\nevent is removed.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192142.090431763@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "e03a9a55b4e45377af9ca3d464135f9ea280b8f8",
      "tree": "81ccb92c25baf8c1ac3d181fe25607328c1eb7f1",
      "parents": [
        "dce5855bba5df9e87bb04584d505c1f1b103c652"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:47 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:21 2011 +0200"
      },
      "message": "perf: Change close() semantics for group events\n\nIn order to always call list_del_event() on the correct cpu if the\nevent is part of an active context and avoid having to do two IPIs,\nchange the close() semantics slightly.\n\nThe current perf_event_disable() call would disable a whole group if\nthe event that\u0027s being closed is the group leader, whereas the new\ncode keeps the group siblings enabled.\n\nPeople should not rely on this behaviour and I don\u0027t think they do,\nbut in case we find they do, the fix is easy and we have to take the\ndouble IPI cost.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: Vince Weaver \u003cvweaver1@eecs.utk.edu\u003e\nLink: http://lkml.kernel.org/r/20110409192142.038377551@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "dce5855bba5df9e87bb04584d505c1f1b103c652",
      "tree": "167312131a85a176ec71775fa81ddbf14a33dcb6",
      "parents": [
        "db24d33e08b88e990991760a44d72006a5dc6102"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:46 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:19 2011 +0200"
      },
      "message": "perf: Collect the schedule-in rules in one function\n\nThis was scattered out - refactor it into a single function.\nNo change in functionality.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.979862055@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "db24d33e08b88e990991760a44d72006a5dc6102",
      "tree": "a36c4aba0e221e5833b15432971e526959a3aff1",
      "parents": [
        "2c29ef0fef8aaff1f91263fc75c749d659da6972"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:45 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:17 2011 +0200"
      },
      "message": "perf: Change and simplify ctx::is_active semantics\n\nInstead of tracking if a context is active or not, track which events\nof the context are active. By making it a bitmask of\nEVENT_PINNED|EVENT_FLEXIBLE we can simplify some of the scheduling\nroutines since it can avoid adding events that are already active.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.930282378@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "2c29ef0fef8aaff1f91263fc75c749d659da6972",
      "tree": "64a0c86177213e8490ecc74a1b4f881c4d9633ec",
      "parents": [
        "04dc2dbbfe1c6f81b996d4dab255da75f9efbb4a"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:44 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:16 2011 +0200"
      },
      "message": "perf: Simplify and fix __perf_install_in_context()\n\nCurrently __perf_install_in_context() will try and schedule in the\nevent irrespective of our event scheduling rules, that is, we try to\nschedule CPU-pinned, TASK-pinned, CPU-flexible, TASK-flexible, but\nwhen creating a new event we simply try and schedule it on top of\nwhatever is already on the PMU, this can lead to errors for pinned\nevents.\n\nTherefore, simplify things and simply schedule everything out, add the\nevent to the corresponding context and schedule everything back in.\n\nThis also nicely handles the case where with\n__ARCH_WANT_INTERRUPTS_ON_CTXSW the IPI can come right in the middle\nof schedule, before we managed to call perf_event_task_sched_in().\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.870894224@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "04dc2dbbfe1c6f81b996d4dab255da75f9efbb4a",
      "tree": "a99e0c849f61d5bf7f3d9777f0e5c4bf69c61d9a",
      "parents": [
        "facc43071cc0d4821c176d7d34570714eb348df9"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:43 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:14 2011 +0200"
      },
      "message": "perf: Remove task_ctx_sched_in()\n\nMake task_ctx_sched_*() imply EVENT_ALL, since anything less will not\nactually have scheduled the task in/out at all.\n\nSince there\u0027s no site that schedules all of a task in (due to the\ninterleave with flexible cpuctx) we can remove this function.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.817893268@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "facc43071cc0d4821c176d7d34570714eb348df9",
      "tree": "0dd46f10d70f7814d622f1862ba6bf1c1cf4e18d",
      "parents": [
        "9137fb28ac74d05eb66d1d8e6778eaa14e6fed43"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:42 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:12 2011 +0200"
      },
      "message": "perf: Optimize event scheduling locking\n\nCurrently we only hold one ctx-\u003elock at a time, which results in us\nflipping back and forth between cpuctx-\u003ectx.lock and task_ctx-\u003elock.\n\nAvoid this and gain large atomic regions by holding both locks. We\nnest the task lock inside the cpu lock, since with task scheduling we\nmight have to change task ctx while holding the cpu ctx lock.\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.769881865@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "9137fb28ac74d05eb66d1d8e6778eaa14e6fed43",
      "tree": "d27d1bd1c2fd89b50feafdb04ac868225b69a812",
      "parents": [
        "075e0b00857e166dcc3e39037a1fc5a90acac709"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:41 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:10 2011 +0200"
      },
      "message": "perf: Clean up \u0027ctx\u0027 reference counting\n\nSmall cleanup to how we refcount in find_get_context(), this also\nallows us to use put_ctx() to free things instead of using kfree().\n\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.719340481@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "075e0b00857e166dcc3e39037a1fc5a90acac709",
      "tree": "448cc154bde8d50cb43578416467cfe94d8267c5",
      "parents": [
        "f506b3dc0ec454a16d40cab9ee5d75435b39dc50"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Sat Apr 09 21:17:40 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 18:01:09 2011 +0200"
      },
      "message": "perf: Optimize ctx_sched_out()\n\nOleg noted that ctx_sched_out() disables the PMU even though it might\nnot actually do something, avoid needless PMU-disabling.\n\nReported-by: Oleg Nesterov \u003coleg@redhat.com\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/r/20110409192141.665385503@chello.nl\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "f506b3dc0ec454a16d40cab9ee5d75435b39dc50",
      "tree": "fc0dfaab17f42445e04abf51817016647a9c6b56",
      "parents": [
        "e4a338d05df93ab1ebf291aca1e753064319d301"
      ],
      "author": {
        "name": "Peter Zijlstra",
        "email": "a.p.zijlstra@chello.nl",
        "time": "Thu May 26 17:02:53 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Sat May 28 17:04:59 2011 +0200"
      },
      "message": "perf: Fix SIGIO handling\n\nVince noticed that unless we mmap() a buffer, SIGIO gets lost. So\nexplicitly push the wakeup (including signals) when requested.\n\nReported-by: Vince Weaver \u003cvweaver1@eecs.utk.edu\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nCc: \u003cstable@kernel.org\u003e\nLink: http://lkml.kernel.org/n/tip-2euus3f3x3dyvdk52cjxw8zu@git.kernel.org\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "eb04f2f04ed1227c266b3219c0aaeda525639718",
      "tree": "7f224483a3cd0e439cd64a8666ec9dc5ed178a3d",
      "parents": [
        "5765040ebfc9a28d9dcfaaaaf3d25840d922de96",
        "80d02085d99039b3b7f3a73c8896226b0cb1ba07"
      ],
      "author": {
        "name": "Linus Torvalds",
        "email": "torvalds@linux-foundation.org",
        "time": "Thu May 19 18:14:34 2011 -0700"
      },
      "committer": {
        "name": "Linus Torvalds",
        "email": "torvalds@linux-foundation.org",
        "time": "Thu May 19 18:14:34 2011 -0700"
      },
      "message": "Merge branch \u0027core-rcu-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip\n\n* \u0027core-rcu-for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (78 commits)\n  Revert \"rcu: Decrease memory-barrier usage based on semi-formal proof\"\n  net,rcu: convert call_rcu(prl_entry_destroy_rcu) to kfree\n  batman,rcu: convert call_rcu(softif_neigh_free_rcu) to kfree_rcu\n  batman,rcu: convert call_rcu(neigh_node_free_rcu) to kfree()\n  batman,rcu: convert call_rcu(gw_node_free_rcu) to kfree_rcu\n  net,rcu: convert call_rcu(kfree_tid_tx) to kfree_rcu()\n  net,rcu: convert call_rcu(xt_osf_finger_free_rcu) to kfree_rcu()\n  net/mac80211,rcu: convert call_rcu(work_free_rcu) to kfree_rcu()\n  net,rcu: convert call_rcu(wq_free_rcu) to kfree_rcu()\n  net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu()\n  perf,rcu: convert call_rcu(swevent_hlist_release_rcu) to kfree_rcu()\n  perf,rcu: convert call_rcu(free_ctx) to kfree_rcu()\n  net,rcu: convert call_rcu(__nf_ct_ext_free_rcu) to kfree_rcu()\n  net,rcu: convert call_rcu(net_generic_release) to kfree_rcu()\n  net,rcu: convert call_rcu(netlbl_unlhsh_free_addr6) to kfree_rcu()\n  net,rcu: convert call_rcu(netlbl_unlhsh_free_addr4) to kfree_rcu()\n  security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu()\n  net,rcu: convert call_rcu(xps_dev_maps_release) to kfree_rcu()\n  net,rcu: convert call_rcu(xps_map_release) to kfree_rcu()\n  net,rcu: convert call_rcu(rps_map_release) to kfree_rcu()\n  ...\n"
    },
    {
      "commit": "e7e7ee2eab2080248084d71fe0a115ab745eb2aa",
      "tree": "f41d3ec67d2df15bbabd8dac16f5f865e79db81e",
      "parents": [
        "48dbb6dc86ca5d1b2224937d774c7ba98bc3a485"
      ],
      "author": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Wed May 04 08:42:29 2011 +0200"
      },
      "committer": {
        "name": "Ingo Molnar",
        "email": "mingo@elte.hu",
        "time": "Wed May 04 08:49:24 2011 +0200"
      },
      "message": "perf events: Clean up definitions and initializers, update copyrights\n\nFix a few inconsistent style bits that were added over the past few\nmonths.\n\nCc: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nLink: http://lkml.kernel.org/n/tip-yv4hwf9yhnzoada8pcpb3a97@git.kernel.org\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n"
    },
    {
      "commit": "48dbb6dc86ca5d1b2224937d774c7ba98bc3a485",
      "tree": "7c1aaae9ebb6554b0ef2a48aeab158c1a0466655",
      "parents": [
        "fae85b7c8bcc7de9c0a2698587e20c15beb7d5a6"
      ],
      "author": {
        "name": "Borislav Petkov",
        "email": "borislav.petkov@amd.com",
        "time": "Tue May 03 15:26:43 2011 +0200"
      },
      "committer": {
        "name": "Borislav Petkov",
        "email": "borislav.petkov@amd.com",
        "time": "Tue May 03 15:26:43 2011 +0200"
      },
      "message": "hw breakpoints: Move to kernel/events/\n\nAs part of the events sybsystem unification, relocate hw_breakpoint.c\ninto its new destination.\n\nCc: Frederic Weisbecker \u003cfweisbec@gmail.com\u003e\nSigned-off-by: Borislav Petkov \u003cborislav.petkov@amd.com\u003e\n"
    },
    {
      "commit": "fae85b7c8bcc7de9c0a2698587e20c15beb7d5a6",
      "tree": "96ea37ea08d52b2ef89f823f6e43ba8b15cc66bb",
      "parents": [
        "ac0a3260f37b8616da8d33488ec94b94e6ae5b31"
      ],
      "author": {
        "name": "Borislav Petkov",
        "email": "borislav.petkov@amd.com",
        "time": "Tue Oct 26 20:24:03 2010 +0200"
      },
      "committer": {
        "name": "Borislav Petkov",
        "email": "borislav.petkov@amd.com",
        "time": "Tue May 03 12:59:43 2011 +0200"
      },
      "message": "perf: Start the restructuring\n\nmv kernel/perf_event.c -\u003e kernel/events/core.c. From there, all further\nsensible splitting can happen. The idea is that due to perf_event.c\nbecoming pretty sizable and with the advent of the marriage with ftrace,\nsplitting functionality into its logical parts should help speeding up\nthe unification and to manage the complexity of the subsystem.\n\nSigned-off-by: Borislav Petkov \u003cborislav.petkov@amd.com\u003e\n"
    }
  ]
}