diff options
| author | Venki Pallipadi <venkatesh.pallipadi@intel.com> | 2008-10-07 13:33:12 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-31 11:01:40 +0100 |
| commit | 2576c9991758e431b73e374f6019d6e1e12a8d36 (patch) | |
| tree | 43bf5402e3cef3af33d36c9ff382dbb9cc7855d6 /arch/x86/include/asm/atomic.h | |
| parent | b342797c1e5116a130841527b47dfaa462ed0968 (diff) | |
x86: fix AMDC1E and XTOPOLOGY conflict in cpufeature
Impact: fix xsave slowdown regression
Fix two features from conflicting in feature bits.
Fixes this performance regression:
Subject: cpu2000(both float and int) 13% regression with 2.6.28-rc1
http://lkml.org/lkml/2008/10/28/36
Reported-by: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Bisected-by: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/atomic.h')
0 files changed, 0 insertions, 0 deletions