Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / fs / dcache.c

diff --git a/fs/dcache.c b/fs/dcache.c
index 2a6bd9a4ae975fdc3eedf9723b551fc9e5f65836..611ffe928c03c7f90aa1c9e0774fa60b86dd1982 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1523,6 +1523,28 @@ struct dentry * d_alloc_root(struct inode * root_inode)
 }
 EXPORT_SYMBOL(d_alloc_root);
 
+static struct dentry * __d_find_any_alias(struct inode *inode)
+{
+       struct dentry *alias;
+
+       if (list_empty(&inode->i_dentry))
+               return NULL;
+       alias = list_first_entry(&inode->i_dentry, struct dentry, d_alias);
+       __dget(alias);
+       return alias;
+}
+
+static struct dentry * d_find_any_alias(struct inode *inode)
+{
+       struct dentry *de;
+
+       spin_lock(&inode->i_lock);
+       de = __d_find_any_alias(inode);
+       spin_unlock(&inode->i_lock);
+       return de;
+}
+
+
 /**
  * d_obtain_alias - find or allocate a dentry for a given inode
  * @inode: inode to allocate the dentry for
@@ -1552,7 +1574,7 @@ struct dentry *d_obtain_alias(struct inode *inode)
        if (IS_ERR(inode))
                return ERR_CAST(inode);
 
-       res = d_find_alias(inode);
+       res = d_find_any_alias(inode);
        if (res)
                goto out_iput;
 
@@ -1565,7 +1587,7 @@ struct dentry *d_obtain_alias(struct inode *inode)
 
 
        spin_lock(&inode->i_lock);
-       res = __d_find_alias(inode, 0);
+       res = __d_find_any_alias(inode);
        if (res) {
                spin_unlock(&inode->i_lock);
                dput(tmp);