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| author | Mateusz Guzik <mjg@FreeBSD.org> | 2017-09-27 01:27:43 +0000 |
|---|---|---|
| committer | Mateusz Guzik <mjg@FreeBSD.org> | 2017-09-27 01:27:43 +0000 |
| commit | 956713cb74a33c2752c6f60440d798028728669f (patch) | |
| tree | ffb4deeca246b98376dedb4746daa4c453a488b8 /sys/kern/kern_sysctl.c | |
| parent | 0da36218ad5bb5601beb02f88934073c9b1c2aa3 (diff) | |
| download | src-956713cb74a33c2752c6f60440d798028728669f.tar.gz src-956713cb74a33c2752c6f60440d798028728669f.zip | |
Annotate sysctlmemlock with __exclusive_cache_line.
MFC after: 1 week
Notes
Notes:
svn path=/head/; revision=324044
Diffstat (limited to 'sys/kern/kern_sysctl.c')
| -rw-r--r-- | sys/kern/kern_sysctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/kern_sysctl.c b/sys/kern/kern_sysctl.c index e218d2c5de5e..8ebb46eb1dbf 100644 --- a/sys/kern/kern_sysctl.c +++ b/sys/kern/kern_sysctl.c @@ -88,7 +88,7 @@ static MALLOC_DEFINE(M_SYSCTLTMP, "sysctltmp", "sysctl temp output buffer"); * sysctl requests larger than a single page via an exclusive lock. */ static struct rmlock sysctllock; -static struct sx sysctlmemlock; +static struct sx __exclusive_cache_line sysctlmemlock; #define SYSCTL_WLOCK() rm_wlock(&sysctllock) #define SYSCTL_WUNLOCK() rm_wunlock(&sysctllock) |