diff options
| author | jhb <jhb@FreeBSD.org> | 2009-01-23 22:13:30 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2009-01-23 22:13:30 +0000 |
| commit | d94da54d9573b12d2d1107664273f7db5c5619dc (patch) | |
| tree | c1e3eb270097e4d5d482faf81db6d8cfce8ba312 /sys | |
| parent | d7c8a44c0dac083e6c66996e0ef16ab8af82fc9e (diff) | |
| download | FreeBSD-src-d94da54d9573b12d2d1107664273f7db5c5619dc.zip FreeBSD-src-d94da54d9573b12d2d1107664273f7db5c5619dc.tar.gz | |
Use shared vnode locks for fchdir().
Submitted by: ups
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/vfs_syscalls.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/vfs_syscalls.c b/sys/kern/vfs_syscalls.c index 4d3978a..a910bf3 100644 --- a/sys/kern/vfs_syscalls.c +++ b/sys/kern/vfs_syscalls.c @@ -758,7 +758,7 @@ fchdir(td, uap) VREF(vp); fdrop(fp, td); vfslocked = VFS_LOCK_GIANT(vp->v_mount); - vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); + vn_lock(vp, LK_SHARED | LK_RETRY); AUDIT_ARG(vnode, vp, ARG_VNODE1); error = change_dir(vp, td); while (!error && (mp = vp->v_mountedhere) != NULL) { @@ -766,7 +766,7 @@ fchdir(td, uap) if (vfs_busy(mp, 0)) continue; tvfslocked = VFS_LOCK_GIANT(mp); - error = VFS_ROOT(mp, LK_EXCLUSIVE, &tdp, td); + error = VFS_ROOT(mp, LK_SHARED, &tdp, td); vfs_unbusy(mp); if (error) { VFS_UNLOCK_GIANT(tvfslocked); |
