From 1c5074c5f69d14418e981adf19a99fdeed1704f3 Mon Sep 17 00:00:00 2001
From: Miao Xie <miaox@cn.fujitsu.com>
Date: Wed, 5 Dec 2012 10:53:25 +0000
Subject: [PATCH] --- yaml --- r: 346728 b: refs/heads/master c:
 4b5829a8e3104c8bc115d926a0285d3ff9bcfc77 h: refs/heads/master v: v3

---
 [refs]                       | 2 +-
 trunk/fs/btrfs/extent-tree.c | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 663e257d0cc1..742b4b4ca089 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 543eabd5e1929bc73e22b279aa911eb01447535f
+refs/heads/master: 4b5829a8e3104c8bc115d926a0285d3ff9bcfc77
diff --git a/trunk/fs/btrfs/extent-tree.c b/trunk/fs/btrfs/extent-tree.c
index 98af8379895a..e15280989188 100644
--- a/trunk/fs/btrfs/extent-tree.c
+++ b/trunk/fs/btrfs/extent-tree.c
@@ -4559,6 +4559,9 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes)
 		ret = btrfs_qgroup_reserve(root, num_bytes +
 					   nr_extents * root->leafsize);
 		if (ret) {
+			spin_lock(&BTRFS_I(inode)->lock);
+			calc_csum_metadata_size(inode, num_bytes, 0);
+			spin_unlock(&BTRFS_I(inode)->lock);
 			mutex_unlock(&BTRFS_I(inode)->delalloc_mutex);
 			return ret;
 		}
@@ -4594,6 +4597,10 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes)
 						      btrfs_ino(inode),
 						      to_free, 0);
 		}
+		if (root->fs_info->quota_enabled) {
+			btrfs_qgroup_free(root, num_bytes +
+						nr_extents * root->leafsize);
+		}
 		mutex_unlock(&BTRFS_I(inode)->delalloc_mutex);
 		return ret;
 	}