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authorYan, Zheng <zheng.yan@oracle.com>2009-11-12 12:36:34 +0300
committerChris Mason <chris.mason@oracle.com>2009-12-17 20:33:35 +0300
commit24bbcf0442ee04660a5a030efdbb6d03f1c275cb (patch)
treeaa57d77d29cc5150b272cc3f6465f10262fcbaac /fs/btrfs/ordered-data.h
parentf34f57a3ab4e73304d78c125682f1a53cd3975f2 (diff)
downloadlinux-24bbcf0442ee04660a5a030efdbb6d03f1c275cb.tar.xz
Btrfs: Add delayed iput
iput() can trigger new transactions if we are dropping the final reference, so calling it in btrfs_commit_transaction may end up deadlock. This patch adds delayed iput to avoid the issue. Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ordered-data.h')
-rw-r--r--fs/btrfs/ordered-data.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index 4fa20398aec1..1fe1282ef47c 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -153,9 +153,10 @@ btrfs_lookup_first_ordered_extent(struct inode * inode, u64 file_offset);
int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
struct btrfs_ordered_extent *ordered);
int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, u32 *sum);
-int btrfs_wait_ordered_extents(struct btrfs_root *root, int nocow_only);
int btrfs_run_ordered_operations(struct btrfs_root *root, int wait);
int btrfs_add_ordered_operation(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct inode *inode);
+int btrfs_wait_ordered_extents(struct btrfs_root *root,
+ int nocow_only, int delay_iput);
#endif