From: Stephane Eranian <eranian@hpl.hp.com>
To: linux-kernel@vger.kernel.org
Cc: Stephane Eranian <eranian@hpl.hp.com>
Subject: [PATCH] i386 add missing PMU MSR definitions
Date: Sun, 20 Aug 2006 14:45:53 -0700 [thread overview]
Message-ID: <20060820214553.GC27542@frankl.hpl.hp.com> (raw)
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Hello,
Here is a patch to add a couple of missing MSR definitions related
to Performance monitoring (on P4/Xeon). A separate patch is to follow
for the X86-64 equivalent.
Changelog:
- add MSR definitions for IA32_PEBS_ENABLE and PEBS_MATRIX_VERT
signed-off-by: stephane eranian <eranian@hpl.hp.com>
--
-Stephane
[-- Attachment #2: msr-i386.diff --]
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--- linux-2.6.17.8.orig/include/asm-i386/msr.h 2006-08-06 21:18:54.000000000 -0700
+++ linux-2.6.17.8/include/asm-i386/msr.h 2006-08-20 14:38:35.000000000 -0700
@@ -225,6 +225,9 @@ static inline void wrmsrl (unsigned long
#define MSR_P4_U2L_ESCR0 0x3b0
#define MSR_P4_U2L_ESCR1 0x3b1
+#define MSR_IA32_PEBS_ENABLE 0x3f1
+#define MSR_PEBS_MATRIX_VERT 0x3f2
+
/* AMD Defined MSRs */
#define MSR_K6_EFER 0xC0000080
#define MSR_K6_STAR 0xC0000081
reply other threads:[~2006-08-20 21:55 UTC|newest]
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