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(parent: 74c3337) | patch
perf: Fix task refcount bugs
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Thu, 14 Oct 2010 14:54:51 +0000 (16:54 +0200)
committerIngo Molnar <mingo@elte.hu>
Mon, 18 Oct 2010 17:58:52 +0000 (19:58 +0200)
commite7d0bc047548d76feee6b23f7d3d9da927189a50
treebe1cd1fc48f6458a2efa4d0bfac53808938208dctree | snapshot (tar.gz zip)
parent74c3337c2fc6389d3a57a622a936036b6db6b2e8commit | diff
perf: Fix task refcount bugs

Currently it looks like find_lively_task_by_vpid() takes a task ref
and relies on find_get_context() to drop it.

The problem is that perf_event_create_kernel_counter() shouldn't be
dropping task refs.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Matt Helsley <matthltc@us.ibm.com>
LKML-Reference: <20101014203625.278436085@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/perf_event.c diff | blob | blame | history