diff options
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index a81fce3a4bc9..e1711eafd2ed 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -4650,10 +4650,26 @@ void vop_rename_post(void *ap, int rc) { struct vop_rename_args *a = ap; + long hint; if (!rc) { - VFS_KNOTE_UNLOCKED(a->a_fdvp, NOTE_WRITE); - VFS_KNOTE_UNLOCKED(a->a_tdvp, NOTE_WRITE); + hint = NOTE_WRITE; + if (a->a_fdvp == a->a_tdvp) { + if (a->a_tvp != NULL && a->a_tvp->v_type == VDIR) + hint |= NOTE_LINK; + VFS_KNOTE_UNLOCKED(a->a_fdvp, hint); + VFS_KNOTE_UNLOCKED(a->a_tdvp, hint); + } else { + if (a->a_fvp->v_type == VDIR) + hint |= NOTE_LINK; + VFS_KNOTE_UNLOCKED(a->a_fdvp, hint); + + if (a->a_fvp->v_type == VDIR && a->a_tvp != NULL && + a->a_tvp->v_type == VDIR) + hint &= ~NOTE_LINK; + VFS_KNOTE_UNLOCKED(a->a_tdvp, hint); + } + VFS_KNOTE_UNLOCKED(a->a_fvp, NOTE_RENAME); if (a->a_tvp) VFS_KNOTE_UNLOCKED(a->a_tvp, NOTE_DELETE); |