)]}'
{
  "commit": "ac1adc55fc71c7515caa2eb0e63e49b3d1c6a47c",
  "tree": "7a97cf9512572c53d0802725f8e0ad6a2d4b2204",
  "parents": [
    "46de405f25f1d9fa73b657ffbb752aa0cc87a91d"
  ],
  "author": {
    "name": "Tom Zanussi",
    "email": "tzanussi@gmail.com",
    "time": "Fri Apr 17 00:27:08 2009 -0500"
  },
  "committer": {
    "name": "Ingo Molnar",
    "email": "mingo@elte.hu",
    "time": "Fri Apr 17 18:28:27 2009 +0200"
  },
  "message": "tracing/filters: add filter_mutex to protect filter predicates\n\nThis patch adds a filter_mutex to prevent the filter predicates from\nbeing accessed concurrently by various external functions.\n\nIt\u0027s based on a previous patch by Li Zefan:\n        \"[PATCH 7/7] tracing/filters: make filter preds RCU safe\"\n\nv2 changes:\n\n- fixed wrong value returned in a add_subsystem_pred() failure case\n  noticed by Li Zefan.\n\n[ Impact: fix trace filter corruption/crashes on parallel access ]\n\nSigned-off-by: Tom Zanussi \u003ctzanussi@gmail.com\u003e\nReviewed-by: Li Zefan \u003clizf@cn.fujitsu.com\u003e\nTested-by: Li Zefan \u003clizf@cn.fujitsu.com\u003e\nCc: Frederic Weisbecker \u003cfweisbec@gmail.com\u003e\nCc: Steven Rostedt \u003crostedt@goodmis.org\u003e\nCc: paulmck@linux.vnet.ibm.com\nLKML-Reference: \u003c1239946028.6639.13.camel@tropicana\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "8817c18ef97a9b0606a7455f52d12beb3bcbc3f0",
      "old_mode": 33188,
      "old_path": "kernel/trace/trace.h",
      "new_id": "247948e81b08db0c806dffee273d66a55d74526e",
      "new_mode": 33188,
      "new_path": "kernel/trace/trace.h"
    },
    {
      "type": "modify",
      "old_id": "1137f951be42e4e4c81c58871802c0610c393253",
      "old_mode": 33188,
      "old_path": "kernel/trace/trace_events.c",
      "new_id": "64f9d6d2735b3b3a8813a46453d010e4a281493a",
      "new_mode": 33188,
      "new_path": "kernel/trace/trace_events.c"
    },
    {
      "type": "modify",
      "old_id": "f8e5eab0424c6b4c3d5622dd0f2e8fd90ca5b218",
      "old_mode": 33188,
      "old_path": "kernel/trace/trace_events_filter.c",
      "new_id": "e0fcfd2a16d690233fc57013a20c815fad6ec04e",
      "new_mode": 33188,
      "new_path": "kernel/trace/trace_events_filter.c"
    }
  ]
}