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authorjun qian <hangdianqj@163.com>2018-09-07 10:27:20 -0700
committerJens Axboe <axboe@kernel.dk>2018-09-07 11:34:24 -0600
commit902d53914f6492b85fcdc35643b28f952dd8d6cf (patch)
treead76f54e6218cbd9bd4bd814d106dfa983a23771 /drivers/block
parent7759eb23fd9808a2e4498cf36a798ed65cde78ae (diff)
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: jun qian <hangdianqj@163.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/umem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index 5c7fb8cc4149..9094ca60949c 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -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;