diff options
| -rw-r--r-- | fs/btrfs/ioctl.c | 5 | ||||
| -rw-r--r-- | fs/cifs/readdir.c | 6 | ||||
| -rw-r--r-- | fs/dcache.c | 15 | ||||
| -rw-r--r-- | fs/fuse/dir.c | 4 | ||||
| -rw-r--r-- | fs/namei.c | 10 | ||||
| -rw-r--r-- | fs/nfs/dir.c | 3 | ||||
| -rw-r--r-- | include/linux/dcache.h | 2 |
7 files changed, 13 insertions, 32 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 8a8e29878c34..996eb192fa77 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -2423,9 +2423,7 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file, goto out_dput; } - err = d_invalidate(dentry); - if (err) - goto out_unlock; + d_invalidate(dentry); down_write(&root->fs_info->subvol_sem); @@ -2510,7 +2508,6 @@ out_release: btrfs_subvolume_release_metadata(root, &block_rsv, qgroup_reserved); out_up_write: up_write(&root->fs_info->subvol_sem); -out_unlock: if (err) { spin_lock(&dest->root_item_lock); root_flags = btrfs_root_flags(&dest->root_item); diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index b334a89d6a66..d2141f101382 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -87,8 +87,6 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name, return; if (dentry) { - int err; - inode = dentry->d_inode; if (inode) { /* @@ -105,10 +103,8 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name, goto out; } } - err = d_invalidate(dentry); + d_invalidate(dentry); dput(dentry); - if (err) - return; } /* diff --git a/fs/dcache.c b/fs/dcache.c index 5e02b9eee6b1..70d102e70271 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1346,34 +1346,28 @@ static void check_and_drop(void *_data) * d_invalidate - detach submounts, prune dcache, and drop * @dentry: dentry to invalidate (aka detach, prune and drop) * - * Try to invalidate the dentry if it turns out to be - * possible. If there are reasons not to delete it - * return -EBUSY. On success return 0. - * * no dcache lock. * * The final d_drop is done as an atomic operation relative to * rename_lock ensuring there are no races with d_set_mounted. This * ensures there are no unhashed dentries on the path to a mountpoint. */ -int d_invalidate(struct dentry *dentry) +void d_invalidate(struct dentry *dentry) { - int ret = 0; - /* * If it's already been dropped, return OK. */ spin_lock(&dentry->d_lock); if (d_unhashed(dentry)) { spin_unlock(&dentry->d_lock); - return 0; + return; } spin_unlock(&dentry->d_lock); /* Negative dentries can be dropped without further checks */ if (!dentry->d_inode) { d_drop(dentry); - goto out; + return; } for (;;) { @@ -1399,9 +1393,6 @@ int d_invalidate(struct dentry *dentry) cond_resched(); } - -out: - return ret; } EXPORT_SYMBOL(d_invalidate); diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 820efd74ca9f..dbab798f5caf 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1286,9 +1286,7 @@ static int fuse_direntplus_link(struct file *file, d_drop(dentry); } else if (get_node_id(inode) != o->nodeid || ((o->attr.mode ^ inode->i_mode) & S_IFMT)) { - err = d_invalidate(dentry); - if (err) - goto out; + d_invalidate(dentry); } else if (is_bad_inode(inode)) { err = -EIO; goto out; diff --git a/fs/namei.c b/fs/namei.c index 2ba10904dba0..d20d579a022e 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1306,7 +1306,8 @@ static struct dentry *lookup_dcache(struct qstr *name, struct dentry *dir, if (error < 0) { dput(dentry); return ERR_PTR(error); - } else if (!d_invalidate(dentry)) { + } else { + d_invalidate(dentry); dput(dentry); dentry = NULL; } @@ -1435,10 +1436,9 @@ unlazy: dput(dentry); return status; } - if (!d_invalidate(dentry)) { - dput(dentry); - goto need_lookup; - } + d_invalidate(dentry); + dput(dentry); + goto need_lookup; } path->mnt = mnt; diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 8be6988a1c6c..06e8cfcbb670 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -486,8 +486,7 @@ void nfs_prime_dcache(struct dentry *parent, struct nfs_entry *entry) nfs_setsecurity(dentry->d_inode, entry->fattr, entry->label); goto out; } else { - if (d_invalidate(dentry) != 0) - goto out; + d_invalidate(dentry); dput(dentry); } } diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 595af29ad145..81b03150f39a 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -254,7 +254,7 @@ extern struct dentry * d_obtain_root(struct inode *); extern void shrink_dcache_sb(struct super_block *); extern void shrink_dcache_parent(struct dentry *); extern void shrink_dcache_for_umount(struct super_block *); -extern int d_invalidate(struct dentry *); +extern void d_invalidate(struct dentry *); /* only used at mount-time */ extern struct dentry * d_make_root(struct inode *); |