From 61884de08f8368b9aa289ab8dc953e0ce4c755b1 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Thu, 9 Aug 2018 14:22:41 -0600 Subject: [PATCH] null_blk: add lock drop/acquire annotation sparse complains: drivers/block/null_blk_main.c:816:24: sparse: context imbalance in 'null_insert_page' - unexpected unlock Fix it by adding the necessary annotations to the function. Signed-off-by: Jens Axboe --- drivers/block/null_blk_main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/block/null_blk_main.c b/drivers/block/null_blk_main.c index 86cafa6..6127e3f 100644 --- a/drivers/block/null_blk_main.c +++ b/drivers/block/null_blk_main.c @@ -804,7 +804,9 @@ static struct nullb_page *null_lookup_page(struct nullb *nullb, } static struct nullb_page *null_insert_page(struct nullb *nullb, - sector_t sector, bool ignore_cache) + sector_t sector, bool ignore_cache) + __releases(&nullb->lock) + __acquires(&nullb->lock) { u64 idx; struct nullb_page *t_page; -- 2.7.4