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authorJens Axboe <axboe@suse.de>2006-07-11 21:15:52 +0200
committerJens Axboe <axboe@nelson.home.kernel.dk>2006-09-30 20:26:56 +0200
commit10fd48f2376db52f08bf0420d2c4f580e39269e1 (patch)
tree89de18dcda9c8a09937187a0e8d138cfe3cb4089 /block
parent9817064b68fef7e4580c6df1ea597e106b9ff88b (diff)
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[PATCH] rbtree: fixed reversed RB_EMPTY_NODE and rb_next/prev
The conditions got reserved. Also make rb_next() and rb_prev() check for the empty condition. Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'block')
-rw-r--r--block/as-iosched.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/as-iosched.c b/block/as-iosched.c
index 6db494333c3..9d0f15a54c6 100644
--- a/block/as-iosched.c
+++ b/block/as-iosched.c
@@ -336,7 +336,7 @@ static void as_add_arq_rb(struct as_data *ad, struct as_rq *arq)
static inline void as_del_arq_rb(struct as_data *ad, struct as_rq *arq)
{
- if (!RB_EMPTY_NODE(&arq->rb_node)) {
+ if (RB_EMPTY_NODE(&arq->rb_node)) {
WARN_ON(1);
return;
}
@@ -1039,7 +1039,7 @@ static void as_move_to_dispatch(struct as_data *ad, struct as_rq *arq)
struct request *rq = arq->request;
const int data_dir = arq->is_sync;
- BUG_ON(!RB_EMPTY_NODE(&arq->rb_node));
+ BUG_ON(RB_EMPTY_NODE(&arq->rb_node));
as_antic_stop(ad);
ad->antic_status = ANTIC_OFF;