Merge branch 'drm-ttm-unmappable' into drm-core-next

[pandora-kernel.git] / fs / btrfs / ordered-data.c

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index a8ffecd..a127c0e 100644 (file)
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -16,7 +16,6 @@
  * Boston, MA 021110-1307, USA.
  */
 
-#include <linux/gfp.h>
 #include <linux/slab.h>
 #include <linux/blkdev.h>
 #include <linux/writeback.h>
@@ -303,6 +302,7 @@ static int __btrfs_remove_ordered_extent(struct inode *inode,
                                struct btrfs_ordered_extent *entry)
 {
        struct btrfs_ordered_inode_tree *tree;
+       struct btrfs_root *root = BTRFS_I(inode)->root;
        struct rb_node *node;
 
        tree = &BTRFS_I(inode)->ordered_tree;
@@ -312,12 +312,13 @@ static int __btrfs_remove_ordered_extent(struct inode *inode,
        set_bit(BTRFS_ORDERED_COMPLETE, &entry->flags);
 
        spin_lock(&BTRFS_I(inode)->accounting_lock);
+       WARN_ON(!BTRFS_I(inode)->outstanding_extents);
        BTRFS_I(inode)->outstanding_extents--;
        spin_unlock(&BTRFS_I(inode)->accounting_lock);
        btrfs_unreserve_metadata_for_delalloc(BTRFS_I(inode)->root,
                                              inode, 1);
 
-       spin_lock(&BTRFS_I(inode)->root->fs_info->ordered_extent_lock);
+       spin_lock(&root->fs_info->ordered_extent_lock);
        list_del_init(&entry->root_extent_list);
 
        /*
@@ -329,7 +330,7 @@ static int __btrfs_remove_ordered_extent(struct inode *inode,
            !mapping_tagged(inode->i_mapping, PAGECACHE_TAG_DIRTY)) {
                list_del_init(&BTRFS_I(inode)->ordered_operations);
        }
-       spin_unlock(&BTRFS_I(inode)->root->fs_info->ordered_extent_lock);
+       spin_unlock(&root->fs_info->ordered_extent_lock);
 
        return 0;
 }