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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-11-23 11:37:29 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-11-23 11:49:57 +0100 |
commit | 4ed7c92d68a5387ba5f7030dc76eab03558e27f5 (patch) | |
tree | 38d758819c41261275c2dbd6f64976f824c5fd27 /arch | |
parent | f67218c3e93abaf0f480bb94b53d234853ffe4de (diff) |
perf_events: Undo some recursion damage
Make perf_swevent_get_recursion_context return a context number
and disable preemption.
This could be used to remove the IRQ disable from the trace bit
and index the per-cpu buffer with.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <20091123103819.993226816@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions