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author | Stephane Eranian <eranian@google.com> | 2012-02-09 16:12:38 +0100 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-02-13 23:35:04 -0200 |
commit | 7e1ccd3804281fc0755eb726b654469c40a96d89 (patch) | |
tree | dd262703dfc95983c4a8308b5f40fb41b404a1a6 /tools/perf/perf.h | |
parent | f1c67db7e351bf9fd328e368ba045cbeca11d513 (diff) | |
download | blackbird-op-linux-7e1ccd3804281fc0755eb726b654469c40a96d89.tar.gz blackbird-op-linux-7e1ccd3804281fc0755eb726b654469c40a96d89.zip |
perf tools: cleanup initialization of attr->size
The perf_event_attr size needs to be initialized in all cases because it
captures the ABI version.
This patch moves the initialization of the field from the
perf_event_open() syscall stub to its proper location in the
event_attr_init().
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20120209151238.GA10272@quad
Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/perf.h')
-rw-r--r-- | tools/perf/perf.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h index deb17dba4a5b..03a045618148 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -167,7 +167,6 @@ sys_perf_event_open(struct perf_event_attr *attr, pid_t pid, int cpu, int group_fd, unsigned long flags) { - attr->size = sizeof(*attr); return syscall(__NR_perf_event_open, attr, pid, cpu, group_fd, flags); } |