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authorLinus Torvalds <torvalds@linux-foundation.org>2010-04-06 00:21:15 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-06 00:21:15 +0400
commit795d580baec0d5386b83a8b557df47c20810e86b (patch)
treed0387c37562e9e27a4f43cf7ae425319cbdad359 /fs/btrfs/ordered-data.c
parent449cedf099b23a250e7d61982e35555ccb871182 (diff)
parent109f6aef5fc436f355ad027f4d97bd696df2049a (diff)
downloadlinux-795d580baec0d5386b83a8b557df47c20810e86b.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable
* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable: Btrfs: add check for changed leaves in setup_leaf_for_split Btrfs: create snapshot references in same commit as snapshot Btrfs: fix small race with delalloc flushing waitqueue's Btrfs: use add_to_page_cache_lru, use __page_cache_alloc Btrfs: fix chunk allocate size calculation Btrfs: kill max_extent mount option Btrfs: fail to mount if we have problems reading the block groups Btrfs: check btrfs_get_extent return for IS_ERR() Btrfs: handle kmalloc() failure in inode lookup ioctl Btrfs: dereferencing freed memory Btrfs: Simplify num_stripes's calculation logical for __btrfs_alloc_chunk() Btrfs: Add error handle for btrfs_search_slot() in btrfs_read_chunk_tree() Btrfs: Remove unnecessary finish_wait() in wait_current_trans() Btrfs: add NULL check for do_walk_down() Btrfs: remove duplicate include in ioctl.c Fix trivial conflict in fs/btrfs/compression.c due to slab.h include cleanups.
Diffstat (limited to 'fs/btrfs/ordered-data.c')
-rw-r--r--fs/btrfs/ordered-data.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index ecb22ff7d1fd..a127c0ebb2dc 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -302,6 +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;
@@ -311,12 +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);
/*
@@ -328,7 +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;
}