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authorYan, Zheng <zheng.yan@oracle.com>2010-05-16 10:49:58 -0400
committerChris Mason <chris.mason@oracle.com>2010-05-25 10:34:52 -0400
commit8929ecfa50f266163832eeacfbc3642ed5eb83b6 (patch)
treee0177748af36d49d5f652cff0e421a8268cf7194 /fs/btrfs/transaction.h
parent0ca1f7ceb1991099ed5273885ebcf4323948c72e (diff)
downloadlinux-8929ecfa50f266163832eeacfbc3642ed5eb83b6.tar.bz2
Btrfs: Introduce global metadata reservation
Reserve metadata space for extent tree, checksum tree and root tree Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/transaction.h')
-rw-r--r--fs/btrfs/transaction.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 14b3841b75d5..e104986d0bfd 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -106,6 +106,8 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
+int btrfs_should_end_transaction(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root);
void btrfs_throttle(struct btrfs_root *root);
int btrfs_record_root_in_trans(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
@@ -115,5 +117,6 @@ int btrfs_write_marked_extents(struct btrfs_root *root,
struct extent_io_tree *dirty_pages, int mark);
int btrfs_wait_marked_extents(struct btrfs_root *root,
struct extent_io_tree *dirty_pages, int mark);
+int btrfs_transaction_blocked(struct btrfs_fs_info *info);
int btrfs_transaction_in_commit(struct btrfs_fs_info *info);
#endif