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perf/x86: Support CPU specific sysfs events

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Add a way for the CPU initialization code to register additional
events, and merge them into the events attribute directory. Used
in the next patch.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Stephane Eranian <eranian@google.com>
Cc: peterz@infradead.org
Cc: acme@redhat.com
Cc: jolsa@redhat.com
Cc: namhyung.kim@lge.com
Link: http://lkml.kernel.org/r/1359040242-8269-2-git-send-email-eranian@google.com
[ small cleanups ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
[ merge_attr returns a **, not just * ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Andi Kleen
2013-01-24 16:10:25 +01:00
committed by Arnaldo Carvalho de Melo
parent 328ccdace8
commit 1a6461b128
2 changed files with 35 additions and 0 deletions
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1
arch/x86/kernel/cpu/perf_event.h
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@@ -357,6 +357,7 @@ struct x86_pmu {
struct attribute **format_attrs;
ssize_t (*events_sysfs_show)(char *page, u64 config);
struct attribute **cpu_events;
/*
* CPU Hotplug hooks