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(parent: bd1d599) | patch
[PATCH] x86-64: add X86_FEATURE_PEBS and detection
authorStephane Eranian <eranian@hpl.hp.com>
Thu, 7 Dec 2006 01:14:01 +0000 (02:14 +0100)
committerAndi Kleen <andi@basil.nowhere.org>
Thu, 7 Dec 2006 01:14:01 +0000 (02:14 +0100)
commit36b2a8d5aff4cb3ee83d5e40447a8f073bcfe2fb
treea7883c46dcc89ac79474ff4717ec923043adfd2ftree | snapshot
parentbd1d599518bf11992cc6d5b0df08da4a2b7b0db5commit | diff
[PATCH] x86-64: add X86_FEATURE_PEBS and detection

Here is a patch (used by perfmon2) to detect the presence of the
Precise Event Based Sampling (PEBS) feature for Intel 64-bit processors.
The patch also adds the cpu_has_pebs macro.

changelog:
- adds X86_FEATURE_PEBS
- adds cpu_has_pebs to test for X86_FEATURE_PEBS

Signed-off-by: stephane eranian <eranian@hpl.hp.com>
Signed-off-by: Andi Kleen <ak@suse.de>
arch/x86_64/kernel/setup.c diff | blob | history
include/asm-x86_64/cpufeature.h diff | blob | history
Domain: System / Uncategorized;