Avoid an extra indirect function call by using bh_submit() instead of submit_bh(). Signed-off-by: Matthew Wilcox (Oracle) Cc: linux-ext4@vger.kernel.org --- fs/ext4/mmp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c index 6f57c181ff77..493528fbed75 100644 --- a/fs/ext4/mmp.c +++ b/fs/ext4/mmp.c @@ -46,9 +46,9 @@ static int write_mmp_block_thawed(struct super_block *sb, ext4_mmp_csum_set(sb, mmp); lock_buffer(bh); - bh->b_end_io = end_buffer_write_sync; get_bh(bh); - submit_bh(REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PRIO, bh); + bh_submit(bh, REQ_OP_WRITE | REQ_SYNC | REQ_META | REQ_PRIO, + bh_end_write); wait_on_buffer(bh); if (unlikely(!buffer_uptodate(bh))) return -EIO; -- 2.47.3