[PATCH V3 2/6] block: don't pass BIOSET_NEED_BVECS for q->bio_split

Ming Lei
2021-01-11T03:07:50Z

q->bio_split is only used by bio_split() for fast cloning bio, and no
need to allocate bvecs, so remove this flag.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
block/blk-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-core.c b/block/blk-core.c
index 7663a9b94b80..00d415be74e6 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -531,7 +531,7 @@ struct request_queue *blk_alloc_queue(int node_id)
if (q->id < 0)
goto fail_q;

- ret = bioset_init(&q->bio_split, BIO_POOL_SIZE, 0, BIOSET_NEED_BVECS);
+ ret = bioset_init(&q->bio_split, BIO_POOL_SIZE, 0, 0);
if (ret)
goto fail_id;

--
2.28.0