diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-02-05 20:03:05 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-02-05 20:03:05 +0000 |
| commit | f9edb08480901b8c7d85837d72f8702008b0a773 (patch) | |
| tree | c04feb833accf3797a2818bf289559ef157195a4 /sys/kern/vfs_subr.c | |
| parent | 899ca3d65f2b5e1cdf4d563783c61ebcff0862cf (diff) | |
| parent | 9ad221a558f813645e352036ee2445903d9a9b6f (diff) | |
Notes
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index 792fbb610a84..039d06829e2c 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -2461,11 +2461,11 @@ vfs_refcount_acquire_if_not_zero(volatile u_int *count) { u_int old; + old = *count; for (;;) { - old = *count; if (old == 0) return (0); - if (atomic_cmpset_int(count, old, old + 1)) + if (atomic_fcmpset_int(count, &old, old + 1)) return (1); } } @@ -2475,11 +2475,11 @@ vfs_refcount_release_if_not_last(volatile u_int *count) { u_int old; + old = *count; for (;;) { - old = *count; if (old == 1) return (0); - if (atomic_cmpset_int(count, old, old - 1)) + if (atomic_fcmpset_int(count, &old, old - 1)) return (1); } } |