From 5a20869947bc964d70b38b470868a87e9dddc8ca Mon Sep 17 00:00:00 2001
From: Vasily Averin <vvs@sw.ru>
Date: Sat, 28 Oct 2006 10:38:44 -0700
Subject: [PATCH] --- yaml --- r: 40405 b: refs/heads/master c:
 6eac3f93f5e6b7256fb20b7608d62ec192da12be h: refs/heads/master i:   40403:
 cb958b13ed6f445c601524a0e224457b4a1352c5 v: v3

---
 [refs]            | 2 +-
 trunk/fs/dcache.c | 9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/[refs] b/[refs]
index 511a22db2ee5..9973d8d88487 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ebed4bfc8da8df5b6b0bc4a5064a949f04683509
+refs/heads/master: 6eac3f93f5e6b7256fb20b7608d62ec192da12be
diff --git a/trunk/fs/dcache.c b/trunk/fs/dcache.c
index a1ff91eef108..a5b76b647c6d 100644
--- a/trunk/fs/dcache.c
+++ b/trunk/fs/dcache.c
@@ -478,11 +478,12 @@ static void prune_dcache(int count, struct super_block *sb)
 			up_read(s_umount);
 		}
 		spin_unlock(&dentry->d_lock);
-		/* Cannot remove the first dentry, and it isn't appropriate
-		 * to move it to the head of the list, so give up, and try
-		 * later
+		/*
+		 * Insert dentry at the head of the list as inserting at the
+		 * tail leads to a cycle.
 		 */
-		break;
+ 		list_add(&dentry->d_lru, &dentry_unused);
+		dentry_stat.nr_unused++;
 	}
 	spin_unlock(&dcache_lock);
 }