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perf/core improvements and fixes:

Browse source 
User visible:
 
 o Restore "--callchain graph" output, broken in recent cset to end
   up being the same as "fractal" (Namhyung Kim)
 
 o Allow profiling when kptr_restrict == 1 for non root users,
   kernel samples will just remain unresolved (Andi Kleen)
 
 o Allow configuring default options for callchains in config file (Namhyung Kim)
 
 o Fix line number in the config file error message (Jiri Olsa)
 
 o Fix --per-core on multi socket systems (Andi Kleen)
 
 Cleanups:
 
 o Use ACCESS_ONCE() instead of volatile cast. (Pranith Kumar)
 
 o Modify error code for when perf_session__new() fails (Taeung Song)
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core

Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:

User visible changes:

  o Restore "--callchain graph" output, broken in recent cset to end
    up being the same as "fractal" (Namhyung Kim)

  o Allow profiling when kptr_restrict == 1 for non root users,
    kernel samples will just remain unresolved (Andi Kleen)

  o Allow configuring default options for callchains in config file (Namhyung Kim)

  o Fix line number in the config file error message (Jiri Olsa)

  o Fix --per-core on multi socket systems (Andi Kleen)

Cleanups:

  o Use ACCESS_ONCE() instead of volatile cast. (Pranith Kumar)

  o Modify error code for when perf_session__new() fails (Taeung Song)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2014-09-27 09:15:48 +02:00
commit 07394b5f13
24 changed files with 241 additions and 163 deletions
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