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authorIngo Molnar <mingo@elte.hu>2009-03-11 10:49:34 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-11 10:49:34 +0100
commitd95c3578120e5bc4784069439f00ccb1b5f87717 (patch)
treec819de31de3983f3d69f223ede07667ff23bf7da /fs/btrfs/locking.h
parentfix warning in arch/x86/kernel/cpu/intel_cacheinfo.c (diff)
parentMerge branches 'x86/cleanups', 'x86/kexec', 'x86/mce2' and 'linus' into x86/core (diff)
downloadlinux-d95c3578120e5bc4784069439f00ccb1b5f87717.tar.gz
linux-d95c3578120e5bc4784069439f00ccb1b5f87717.zip
Merge branch 'x86/core' into cpus4096
Diffstat (limited to 'fs/btrfs/locking.h')
-rw-r--r--fs/btrfs/locking.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/btrfs/locking.h b/fs/btrfs/locking.h
index bc1faef12519..6c4ce457168c 100644
--- a/fs/btrfs/locking.h
+++ b/fs/btrfs/locking.h
@@ -21,7 +21,11 @@
int btrfs_tree_lock(struct extent_buffer *eb);
int btrfs_tree_unlock(struct extent_buffer *eb);
-int btrfs_tree_locked(struct extent_buffer *eb);
+
int btrfs_try_tree_lock(struct extent_buffer *eb);
-int btrfs_path_lock_waiting(struct btrfs_path *path, int level);
+int btrfs_try_spin_lock(struct extent_buffer *eb);
+
+void btrfs_set_lock_blocking(struct extent_buffer *eb);
+void btrfs_clear_lock_blocking(struct extent_buffer *eb);
+void btrfs_assert_tree_locked(struct extent_buffer *eb);
#endif