diff options
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index de1e14adeb0..b89037e499a 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vfs_subr.c,v 1.281 2018/09/26 14:51:44 visa Exp $ */ +/* $OpenBSD: vfs_subr.c,v 1.282 2018/09/29 04:29:48 visa Exp $ */ /* $NetBSD: vfs_subr.c,v 1.53 1996/04/22 01:39:13 christos Exp $ */ /* @@ -64,6 +64,7 @@ #include <sys/pool.h> #include <sys/tree.h> #include <sys/specdev.h> +#include <sys/atomic.h> #include <netinet/in.h> @@ -179,7 +180,7 @@ vfs_mount_alloc(struct vnode *vp, struct vfsconf *vfsp) LIST_INIT(&mp->mnt_vnodelist); mp->mnt_vnodecovered = vp; - vfsp->vfc_refcount++; + atomic_inc_int(&vfsp->vfc_refcount); mp->mnt_vfc = vfsp; mp->mnt_op = vfsp->vfc_vfsops; mp->mnt_flag = vfsp->vfc_flags & MNT_VISFLAGMASK; @@ -194,7 +195,7 @@ vfs_mount_alloc(struct vnode *vp, struct vfsconf *vfsp) void vfs_mount_free(struct mount *mp) { - mp->mnt_vfc->vfc_refcount--; + atomic_dec_int(&mp->mnt_vfc->vfc_refcount); free(mp, M_MOUNT, sizeof(*mp)); } @@ -2227,7 +2228,7 @@ vfs_mount_print(struct mount *mp, int full, mp->mnt_flag, MNT_BITS, mp->mnt_vnodecovered, mp->mnt_syncer, mp->mnt_data); - (*pr)("vfsconf: ops %p name \"%s\" num %d ref %d flags 0x%x\n", + (*pr)("vfsconf: ops %p name \"%s\" num %d ref %u flags 0x%x\n", vfc->vfc_vfsops, vfc->vfc_name, vfc->vfc_typenum, vfc->vfc_refcount, vfc->vfc_flags); |