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| author |   Fenghua Yu <fenghua.yu@intel.com> | 2011-05-17 15:29:18 -0700 |
|---|---|---|
| committer |   H. Peter Anvin <hpa@linux.intel.com> | 2011-05-17 15:40:31 -0700 |
| commit | 2f19e06ac30771c7cb96fd61d8aeacfa74dac21c (patch) | |
| tree | 00a13ef37681e1f983a40680b17c850ce035fb87 /arch/x86/include/asm/uaccess.h | |
| parent | x86, mem: memmove_64.S: Optimize memmove by enhanced REP MOVSB/STOSB (diff) | |
| download | linux-dev-2f19e06ac30771c7cb96fd61d8aeacfa74dac21c.tar.xz linux-dev-2f19e06ac30771c7cb96fd61d8aeacfa74dac21c.zip | |
x86, mem: memset_64.S: Optimize memset by enhanced REP MOVSB/STOSB
Support memset() with enhanced rep stosb. On processors supporting enhanced
REP MOVSB/STOSB, the alternative memset_c_e function using enhanced rep stosb
overrides the fast string alternative memset_c and the original function.
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1305671358-14478-10-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/uaccess.h')
0 files changed, 0 insertions, 0 deletions