From: Stephane Eranian Date: Tue, 11 Feb 2014 15:20:14 +0000 (+0100) Subject: perf/x86/uncore: use MiB unit for events for SNB/IVB/HSW IMC X-Git-Tag: v3.15-rc1~181^2~16 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=e9d9768824a18212712ae3afbebd5bfef05176f4;p=linux.git perf/x86/uncore: use MiB unit for events for SNB/IVB/HSW IMC This patch makes perf use Mebibytes to display the counts of uncore_imc/data_reads/ and uncore_imc/data_writes. 1MiB = 1024*1024 bytes. Cc: mingo@elte.hu Cc: acme@redhat.com Cc: ak@linux.intel.com Cc: zheng.z.yan@intel.com Cc: peterz@infradead.org Signed-off-by: Stephane Eranian Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/r/1392132015-14521-9-git-send-email-eranian@google.com Signed-off-by: Thomas Gleixner --- diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 7760aeeefeac..de5c56899ae3 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -1679,12 +1679,12 @@ enum { static struct uncore_event_desc snb_uncore_imc_events[] = { INTEL_UNCORE_EVENT_DESC(data_reads, "event=0x01"), - INTEL_UNCORE_EVENT_DESC(data_reads.scale, "64"), - INTEL_UNCORE_EVENT_DESC(data_reads.unit, "bytes"), + INTEL_UNCORE_EVENT_DESC(data_reads.scale, "6.103515625e-5"), + INTEL_UNCORE_EVENT_DESC(data_reads.unit, "MiB"), INTEL_UNCORE_EVENT_DESC(data_writes, "event=0x02"), - INTEL_UNCORE_EVENT_DESC(data_writes.scale, "64"), - INTEL_UNCORE_EVENT_DESC(data_writes.unit, "bytes"), + INTEL_UNCORE_EVENT_DESC(data_writes.scale, "6.103515625e-5"), + INTEL_UNCORE_EVENT_DESC(data_writes.unit, "MiB"), { /* end: all zeroes */ }, };