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authorDavid S. Miller <davem@davemloft.net>2009-02-24 03:50:29 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-24 03:50:29 -0800
commite70049b9e74267dd47e1ffa62302073487afcb48 (patch)
tree2cd000c0751ef31c9044b020d63f278cdf4f332d /fs/btrfs/transaction.c
parentd18921a0e319ab512f8186b1b1142c7b8634c779 (diff)
parentf7e603ad8f78cd3b59e33fa72707da0cbabdf699 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'fs/btrfs/transaction.c')
-rw-r--r--fs/btrfs/transaction.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 919172de5c9..4112d53d4f4 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -688,7 +688,9 @@ static noinline int drop_dirty_roots(struct btrfs_root *tree_root,
num_bytes -= btrfs_root_used(&dirty->root->root_item);
bytes_used = btrfs_root_used(&root->root_item);
if (num_bytes) {
+ mutex_lock(&root->fs_info->trans_mutex);
btrfs_record_root_in_trans(root);
+ mutex_unlock(&root->fs_info->trans_mutex);
btrfs_set_root_used(&root->root_item,
bytes_used - num_bytes);
}