From 6225f1943b5b47844fee6515a96c8e9eba85505b Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Wed, 21 Mar 2012 12:09:56 -0400
Subject: [PATCH] --- yaml --- r: 297850 b: refs/heads/master c:
 a098d8e8eec5a46a47b1bb74390746973d913a9c h: refs/heads/master v: v3

---
 [refs]                     |  2 +-
 trunk/fs/btrfs/extent_io.c | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/[refs] b/[refs]
index 299f14603dfe..be1eb1ec45e3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cfed81a04eb555f5606d1b6a54bdbabab0ee1ac3
+refs/heads/master: a098d8e8eec5a46a47b1bb74390746973d913a9c
diff --git a/trunk/fs/btrfs/extent_io.c b/trunk/fs/btrfs/extent_io.c
index c1b898d590d7..b71cc4547d47 100644
--- a/trunk/fs/btrfs/extent_io.c
+++ b/trunk/fs/btrfs/extent_io.c
@@ -3010,12 +3010,12 @@ static int lock_extent_buffer_for_io(struct extent_buffer *eb,
 			flush_write_bio(epd);
 			flush = 1;
 		}
-		wait_on_extent_buffer_writeback(eb);
-		btrfs_tree_lock(eb);
-		if (test_bit(EXTENT_BUFFER_WRITEBACK, &eb->bflags)) {
-			printk(KERN_ERR "Um, ok?\n");
+		while (1) {
+			wait_on_extent_buffer_writeback(eb);
+			btrfs_tree_lock(eb);
+			if (!test_bit(EXTENT_BUFFER_WRITEBACK, &eb->bflags))
+				break;
 			btrfs_tree_unlock(eb);
-			return 0;
 		}
 	}