2.6.34-stable review patch. If anyone has any objections, please let us know.
------------------
From: Stephane Eranian <eran...@google.com>
commit d11007703c31db534674ebeeb9eb047bbbe758bd upstream.
Based on Intel Vol3b (March 2010), the event
SNOOPQ_REQUEST_OUTSTANDING is restricted to counters 0,1 so
update the event table for Intel Westmere accordingly.
Signed-off-by: Stephane Eranian <eran...@google.com>
Cc: pet...@infradead.org
Cc: pau...@samba.org
Cc: da...@davemloft.net
Cc: fweis...@gmail.com
Cc: perfmon2-de...@lists.sf.net
Cc: eran...@gmail.com
LKML-Reference: <4c10cb56.5120e30a.2eb4.ffffc...@mx.google.com>
Signed-off-by: Ingo Molnar <mi...@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gre...@suse.de>
---
arch/x86/kernel/cpu/perf_event_intel.c | 1 +
1 file changed, 1 insertion(+)
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -72,6 +72,7 @@ static struct event_constraint intel_wes
INTEL_EVENT_CONSTRAINT(0x51, 0x3), /* L1D */
INTEL_EVENT_CONSTRAINT(0x60, 0x1), /* OFFCORE_REQUESTS_OUTSTANDING */
INTEL_EVENT_CONSTRAINT(0x63, 0x3), /* CACHE_LOCK_CYCLES */
+ INTEL_EVENT_CONSTRAINT(0xb3, 0x1), /* SNOOPQ_REQUEST_OUTSTANDING */
EVENT_CONSTRAINT_END
};
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