diff options
| author | mjg <mjg@FreeBSD.org> | 2016-12-31 13:23:28 +0000 |
|---|---|---|
| committer | mjg <mjg@FreeBSD.org> | 2016-12-31 13:23:28 +0000 |
| commit | f3626becbf8107ecc4188b9c807fa02b06527c46 (patch) | |
| tree | e86ac079438060bda57423b36c2d2caa4c113256 /sys/kern/kern_mutex.c | |
| parent | 861927d8f804e958ca0225577e0a647f2e675550 (diff) | |
| download | FreeBSD-src-f3626becbf8107ecc4188b9c807fa02b06527c46.zip FreeBSD-src-f3626becbf8107ecc4188b9c807fa02b06527c46.tar.gz | |
MFC r303583:
amd64: implement pagezero using rep stos
The current implementation uses non-temporal writes. This turns out to
be detrimental to performance if the page is used shortly after, which
is the typical case with page faults.
Switch to rep stos.
Diffstat (limited to 'sys/kern/kern_mutex.c')
0 files changed, 0 insertions, 0 deletions
