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| author | Fenghua Yu <fenghua.yu@intel.com> | 2011-05-17 15:29:10 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2011-05-17 14:56:36 -0700 |
| commit | 724a92ee45c04cb9d82884a856b03b1e594d9de1 (patch) | |
| tree | 91908bf1d4ad3cab198501228b447c940ad19d61 /arch/x86/kernel/cpu/intel.c | |
| parent | 2494b030ba9334c7dd7df9b9f7abe4eacc950ec5 (diff) | |
| download | op-kernel-dev-724a92ee45c04cb9d82884a856b03b1e594d9de1.zip op-kernel-dev-724a92ee45c04cb9d82884a856b03b1e594d9de1.tar.gz | |
x86, cpufeature: Add CPU feature bit for enhanced REP MOVSB/STOSB
Intel processors are adding enhancements to REP MOVSB/STOSB and the use of
REP MOVSB/STOSB for optimal memcpy/memset or similar functions is recommended.
Enhancement availability is indicated by CPUID.7.0.EBX[9] (Enhanced REP MOVSB/
STOSB).
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1305671358-14478-2-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/kernel/cpu/intel.c')
0 files changed, 0 insertions, 0 deletions
