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-rw-r--r--fs/9p/vfs_dentry.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c
index f16f73581634..01338d4c2d9e 100644
--- a/fs/9p/vfs_dentry.c
+++ b/fs/9p/vfs_dentry.c
@@ -48,12 +48,17 @@ static int v9fs_cached_dentry_delete(const struct dentry *dentry)
static void v9fs_dentry_release(struct dentry *dentry)
{
struct hlist_node *p, *n;
+ struct hlist_head head;
p9_debug(P9_DEBUG_VFS, " dentry: %pd (%p)\n",
dentry, dentry);
- hlist_for_each_safe(p, n, (struct hlist_head *)&dentry->d_fsdata)
+
+ spin_lock(&dentry->d_lock);
+ hlist_move_list((struct hlist_head *)&dentry->d_fsdata, &head);
+ spin_unlock(&dentry->d_lock);
+
+ hlist_for_each_safe(p, n, &head)
p9_fid_put(hlist_entry(p, struct p9_fid, dlist));
- dentry->d_fsdata = NULL;
}
static int v9fs_lookup_revalidate(struct dentry *dentry, unsigned int flags)