perf events: Fix event inherit fallout of precalculated headers
authorThomas Gleixner <tglx@linutronix.de>
Fri, 3 Dec 2010 18:24:32 +0000 (16:24 -0200)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Sun, 5 Dec 2010 00:56:11 +0000 (22:56 -0200)
commit614b6780eb0c393d2fb49ff62d61f29b877bd07e
tree6c366435b7960dfa84f5592486a2fad8f4526205
parente4b546a3643fbfc510d5ef7db538e4d3ab00effb
perf events: Fix event inherit fallout of precalculated headers

The precalculated header size is not updated when an event is inherited. That
results in bogus sample entries for all child events. Bug introduced in c320c7b.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ian Munsie <imunsie@au1.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <alpine.LFD.2.00.1012031245220.2653@localhost6.localdomain6>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
kernel/perf_event.c