perf callchain: Make callchain cursors TLS
authorNamhyung Kim <namhyung.kim@lge.com>
Thu, 31 May 2012 05:43:26 +0000 (14:43 +0900)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Thu, 31 May 2012 13:47:12 +0000 (10:47 -0300)
commit472606458f3e1ced5fe3cc5f04e90a6b5a4732cf
treea4110008697cc1e80d0c2a47cf9871e3cf32b299
parentea1b3ebac9a1c72c4362c784b4ed069a938a4ddb
perf callchain: Make callchain cursors TLS

perf top -G has a race on callchain cursor between main thread and
display thread. Since the callchain cursors are used locally make them
thread-local data would solve the problem.

Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Reported-by: Sunjin Yang <fan4326@gmail.com>
Suggested-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Sunjin Yang <fan4326@gmail.com>
Link: http://lkml.kernel.org/r/1338443007-24857-1-git-send-email-namhyung.kim@lge.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/builtin-report.c
tools/perf/builtin-top.c
tools/perf/util/callchain.c
tools/perf/util/callchain.h
tools/perf/util/hist.c
tools/perf/util/hist.h
tools/perf/util/session.c