Btrfs: sparse lock verification annotations for wait_on_state

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Christoph Hellwig 2008-12-02 06:36:10 -05:00 committed by Chris Mason
parent ce397c0616
commit 641f5219f2

View file

@ -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);