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Message-ID: <tip-e9d9768824a18212712ae3afbebd5bfef05176f4@git.kernel.org>
Date: Fri, 21 Feb 2014 13:13:57 -0800
From: tip-bot for Stephane Eranian <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, eranian@...gle.com, hpa@...or.com,
mingo@...nel.org, peterz@...radead.org, tglx@...utronix.de
Subject: [tip:perf/core] perf/x86/uncore: use MiB unit for events for SNB/
IVB/HSW IMC
Commit-ID: e9d9768824a18212712ae3afbebd5bfef05176f4
Gitweb: http://git.kernel.org/tip/e9d9768824a18212712ae3afbebd5bfef05176f4
Author: Stephane Eranian <eranian@...gle.com>
AuthorDate: Tue, 11 Feb 2014 16:20:14 +0100
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitDate: Fri, 21 Feb 2014 21:49:08 +0100
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@...e.hu
Cc: acme@...hat.com
Cc: ak@...ux.intel.com
Cc: zheng.z.yan@...el.com
Cc: peterz@...radead.org
Signed-off-by: Stephane Eranian <eranian@...gle.com>
Signed-off-by: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1392132015-14521-9-git-send-email-eranian@google.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 7760aee..de5c568 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 */ },
};
--
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