From ae53e9674ae7f26583fc30574418e5a4908f52fd Mon Sep 17 00:00:00 2001
From: Yongqiang Yang <xiaoqiangnk@gmail.com>
Date: Sun, 23 Sep 2012 23:16:03 -0400
Subject: [PATCH] --- yaml --- r: 331594 b: refs/heads/master c:
 f2a09af645b762f8230e7eba7fee3b6f7e6e96e7 h: refs/heads/master v: v3

---
 [refs]                 | 2 +-
 trunk/fs/ext4/ialloc.c | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 9df4c9549253..a3108c390bdf 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 838cd0cf9af52e034ee81513642083bbe8e4ddb1
+refs/heads/master: f2a09af645b762f8230e7eba7fee3b6f7e6e96e7
diff --git a/trunk/fs/ext4/ialloc.c b/trunk/fs/ext4/ialloc.c
index 26154b81b836..fa36372f3fdf 100644
--- a/trunk/fs/ext4/ialloc.c
+++ b/trunk/fs/ext4/ialloc.c
@@ -697,6 +697,15 @@ struct inode *ext4_new_inode(handle_t *handle, struct inode *dir, umode_t mode,
 		if (!gdp)
 			goto fail;
 
+		/*
+		 * Check free inodes count before loading bitmap.
+		 */
+		if (ext4_free_inodes_count(sb, gdp) == 0) {
+			if (++group == ngroups)
+				group = 0;
+			continue;
+		}
+
 		brelse(inode_bitmap_bh);
 		inode_bitmap_bh = ext4_read_inode_bitmap(sb, group);
 		if (!inode_bitmap_bh)