Commit 902d5391 authored by jun qian's avatar jun qian Committed by Jens Axboe
Browse files

block: umem: replace spin_lock_bh with spin_lock in tasklet callback 



As you are already in a tasklet, it is unnecessary to call spin_lock_bh.

Signed-off-by: default avatarjun qian <hangdianqj@163.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 7759eb23

drivers/block/umem.c

+2 −2
Original line number Diff line number Diff line
@@ -421,7 +421,7 @@ static void process_page(unsigned long data) 
	struct cardinfo *card = (struct cardinfo *)data;

	unsigned int dma_status = card->dma_status;



	spin_lock_bh(&card->lock);

	spin_lock(&card->lock);

	if (card->Active < 0)

		goto out_unlock;

	page = &card->mm_pages[card->Active];
@@ -496,7 +496,7 @@ static void process_page(unsigned long data) 
		mm_start_io(card);

	}

 out_unlock:

	spin_unlock_bh(&card->lock);

	spin_unlock(&card->lock);



	while (return_bio) {

		struct bio *bio = return_bio;