linux-kernel - [tip:perf/core] x86, perf: Fix comments in Pentium-4 PMU definitions

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Message-ID: <tip-8ea7f544100844307072cae2f5fc108afdef999a@git.kernel.org>
Date:	Tue, 16 Mar 2010 14:45:55 GMT
From:	tip-bot for Lin Ming <ming.m.lin@...el.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, acme@...hat.com, paulus@...ba.org,
	hpa@...or.com, mingo@...hat.com, gorcunov@...nvz.org,
	a.p.zijlstra@...llo.nl, efault@....de, fweisbec@...il.com,
	ming.m.lin@...el.com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perf/core] x86, perf: Fix comments in Pentium-4 PMU definitions

Commit-ID:  8ea7f544100844307072cae2f5fc108afdef999a
Gitweb:     http://git.kernel.org/tip/8ea7f544100844307072cae2f5fc108afdef999a
Author:     Lin Ming <ming.m.lin@...el.com>
AuthorDate: Tue, 16 Mar 2010 10:12:36 +0800
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Tue, 16 Mar 2010 09:37:46 +0100

x86, perf: Fix comments in Pentium-4 PMU definitions

Reported-by: Cyrill Gorcunov <gorcunov@...nvz.org>
Signed-off-by: Lin Ming <ming.m.lin@...el.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
LKML-Reference: <1268705556.3379.8.camel@...ggr.sh.intel.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/include/asm/perf_event_p4.h |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/perf_event_p4.h b/arch/x86/include/asm/perf_event_p4.h
index b47b9e9..b842b32 100644
--- a/arch/x86/include/asm/perf_event_p4.h
+++ b/arch/x86/include/asm/perf_event_p4.h
@@ -319,6 +319,7 @@ static inline u32 p4_default_escr_conf(int cpu, int exclude_os, int exclude_usr)
 
 #define P4_BSQ_ACTIVE_ENTRIES		P4_EVENT_PACK(0x06, 0x07)
 	/*
+	 * NOTE: no ESCR name in docs, it's guessed
 	 * MSR_P4_BSU_ESCR1:	2, 3
 	 */
 
@@ -468,8 +469,8 @@ static inline u32 p4_default_escr_conf(int cpu, int exclude_os, int exclude_usr)
 
 #define P4_UOPS_RETIRED			P4_EVENT_PACK(0x01, 0x04)
 	/*
-	 * MSR_P4_CRU_ESCR2:	12, 13, 16
-	 * MSR_P4_CRU_ESCR3:	14, 15, 17
+	 * MSR_P4_CRU_ESCR0:	12, 13, 16
+	 * MSR_P4_CRU_ESCR1:	14, 15, 17
 	 */
 
 #define P4_UOP_TYPE			P4_EVENT_PACK(0x02, 0x02)
--
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