Avoid an extra indirect function call and changing the buffer refcount by using bh_submit() instead of submit_bh(). Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Jan Kara --- fs/buffer.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index e22a94afa385..6329f2b554da 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2836,9 +2836,7 @@ void write_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags) unlock_buffer(bh); return; } - bh->b_end_io = end_buffer_write_sync; - get_bh(bh); - submit_bh(REQ_OP_WRITE | op_flags, bh); + bh_submit(bh, REQ_OP_WRITE | op_flags, bh_end_write); } EXPORT_SYMBOL(write_dirty_buffer); -- 2.47.3