list_for_each_entry in fs/dcache.c

Index: quilt/fs/dcache.c
===================================================================
@@ -335,12 +335,10 @@ struct dentry * d_find_alias(struct inod
  */
 void d_prune_aliases(struct inode *inode)
 {
-	struct list_head *tmp, *head = &inode->i_dentry;
+	struct dentry *dentry;
 restart:
 	spin_lock(&dcache_lock);
-	tmp = head;
-	while ((tmp = tmp->next) != head) {
-		struct dentry *dentry = list_entry(tmp, struct dentry, d_alias);
+	list_for_each_entry(dentry, &inode->i_dentry, d_alias) {
 		spin_lock(&dentry->d_lock);
 		if (!atomic_read(&dentry->d_count)) {
 			__dget_locked(dentry);

@@ -461,10 +459,7 @@ void shrink_dcache_sb(struct super_block
 	 * superblock to the most recent end of the unused list.
 	 */
 	spin_lock(&dcache_lock);
-	next = dentry_unused.next;
-	while (next != &dentry_unused) {
-		tmp = next;
-		next = tmp->next;
+	list_for_each_safe(tmp, next, &dentry_unused) {
 		dentry = list_entry(tmp, struct dentry, d_lru);
 		if (dentry->d_sb != sb)
 			continue;

@@ -476,10 +471,7 @@ void shrink_dcache_sb(struct super_block
 	 * Pass two ... free the dentries for this superblock.
 	 */
 repeat:
-	next = dentry_unused.next;
-	while (next != &dentry_unused) {
-		tmp = next;
-		next = tmp->next;
+	list_for_each_safe(tmp, next, &dentry_unused) {
 		dentry = list_entry(tmp, struct dentry, d_lru);
 		if (dentry->d_sb != sb)
 			continue;