From 25c4cf1557fa9d0a1bb2aa2df0a977356407699f Mon Sep 17 00:00:00 2001
From: Josef Bacik <josef@redhat.com>
Date: Wed, 11 May 2011 17:30:53 -0400
Subject: [PATCH] --- yaml --- r: 253085 b: refs/heads/master c:
 589d8ade83f07c0f11c8191c0ca309f34d7a2c14 h: refs/heads/master i:   253083:
 a5b90d92df4729f5afb4c9b9c2609bdf47575a7d v: v3

---
 [refs]                       |  2 +-
 trunk/fs/btrfs/extent-tree.c | 19 +++++++++++--------
 2 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/[refs] b/[refs]
index 4386e62e31e3..d9708bd5a372 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d82a6f1d7e8b61ed5996334d0db66651bb43641d
+refs/heads/master: 589d8ade83f07c0f11c8191c0ca309f34d7a2c14
diff --git a/trunk/fs/btrfs/extent-tree.c b/trunk/fs/btrfs/extent-tree.c
index 9f0a4e3bd8a9..96be62450318 100644
--- a/trunk/fs/btrfs/extent-tree.c
+++ b/trunk/fs/btrfs/extent-tree.c
@@ -378,15 +378,18 @@ static int caching_kthread(void *data)
 			if (ret)
 				break;
 
-			caching_ctl->progress = last;
-			btrfs_release_path(extent_root, path);
-			up_read(&fs_info->extent_commit_sem);
-			mutex_unlock(&caching_ctl->mutex);
-			if (btrfs_transaction_in_commit(fs_info))
-				schedule_timeout(1);
-			else
+			if (need_resched() ||
+			    btrfs_next_leaf(extent_root, path)) {
+				caching_ctl->progress = last;
+				btrfs_release_path(extent_root, path);
+				up_read(&fs_info->extent_commit_sem);
+				mutex_unlock(&caching_ctl->mutex);
 				cond_resched();
-			goto again;
+				goto again;
+			}
+			leaf = path->nodes[0];
+			nritems = btrfs_header_nritems(leaf);
+			continue;
 		}
 
 		if (key.objectid < block_group->key.objectid) {