perf/x86/intel: Fix Silvermont's event constraints
authorYan, Zheng <zheng.z.yan@intel.com>
Tue, 29 Apr 2014 07:04:41 +0000 (15:04 +0800)
committerIngo Molnar <mingo@kernel.org>
Wed, 7 May 2014 09:33:16 +0000 (11:33 +0200)
Event 0x013c is not the same as fixed counter2, remove it from
Silvermont's event constraints.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1398755081-12471-1-git-send-email-zheng.z.yan@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/cpu/perf_event_intel.c

index aa333d9668866f808955209f8cd71737d447eafc..adb02aa62af5e310ff51ca720d1163b247489ccb 100644 (file)
@@ -169,7 +169,6 @@ static struct event_constraint intel_slm_event_constraints[] __read_mostly =
 {
        FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
        FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
-       FIXED_EVENT_CONSTRAINT(0x013c, 2), /* CPU_CLK_UNHALTED.REF */
        FIXED_EVENT_CONSTRAINT(0x0300, 2), /* pseudo CPU_CLK_UNHALTED.REF */
        EVENT_CONSTRAINT_END
 };