[PATCH] i386: i386 add Intel BTS cpufeature bit and detection (take 2)
authorStephane Eranian <eranian@hpl.hp.com>
Thu, 7 Dec 2006 01:14:11 +0000 (02:14 +0100)
committerAndi Kleen <andi@basil.nowhere.org>
Thu, 7 Dec 2006 01:14:11 +0000 (02:14 +0100)
commit538f188e03c821c93b355c9fc346806cdd34e286
tree4fa4a37d35444a51a30722a2af8f8f57ea11449d
parentee58fad51a2a767cb2567706ace967705233d881
[PATCH] i386: i386 add Intel BTS cpufeature bit and detection (take 2)

Here is a small patch for i386 which adds a cpufeature flag and
detection code for Intel's Branch Trace Store (BTS) feature. This
feature can be found on Intel P4 and Core 2 processors among others.
It can also be used by perfmon.

changelog:
- add CPU_FEATURE_BTS
- add Branch Trace Store detection

signed-off-by: stephane eranian <eranian@hpl.hp.com>

Signed-off-by: Andi Kleen <ak@suse.de>
arch/i386/kernel/cpu/intel.c
include/asm-i386/cpufeature.h