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authorGravatar Peter Zijlstra <peterz@infradead.org> 2013-09-13 13:14:47 +0200
committerGravatar Ingo Molnar <mingo@kernel.org> 2013-11-19 16:57:42 +0100
commit06db0b21712f878b808480ef31097637013bbf0f (patch)
tree572c8d97ef964d3e0023626e246fc6ee775b4aa2 /kernel/trace/trace_event_perf.c
parentftrace, perf: Avoid infinite event generation loop (diff)
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perf: Remove fragile swevent hlist optimization
Currently we only allocate a single cpu hashtable for per-cpu swevents; do away with this optimization for it is fragile in the face of things like perf_pmu_migrate_context(). The easiest thing is to make sure all CPUs are consistent wrt state. Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20130913111447.GN31370@twins.programming.kicks-ass.net Signed-off-by: Ingo Molnar <mingo@kernel.org>
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