* [PATCH] btrfs: sparse lock verification annotations for wait_on_state
@ 2008-11-20 18:39 Christoph Hellwig
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From: Christoph Hellwig @ 2008-11-20 18:39 UTC (permalink / raw)
To: linux-btrfs
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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2008-11-20 18:39 [PATCH] btrfs: sparse lock verification annotations for wait_on_state Christoph Hellwig
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