Btrfs devel - Nov 2008 - [PATCH] btrfs: sparse lock verification annotations for wait_on_state

Signed-off-by: Christoph Hellwig <hch@lst.de>

Index: btrfs-unstable/fs/btrfs/extent_io.c
==================================================================---
btrfs-unstable.orig/fs/btrfs/extent_io.c	2008-11-20 19:37:10.000000000 +0100
+++ btrfs-unstable/fs/btrfs/extent_io.c	2008-11-20 19:38:44.000000000 +0100
@@ -577,6 +577,8 @@ EXPORT_SYMBOL(clear_extent_bit);
 
 static int wait_on_state(struct extent_io_tree *tree,
 			 struct extent_state *state)
+		__releases(tree->lock)
+		__acquires(tree->lock)
 {
 	DEFINE_WAIT(wait);
 	prepare_to_wait(&state->wq, &wait, TASK_UNINTERRUPTIBLE);
--
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