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Revert "block: split bio if the only bvec's length is > SZ_4K" 

We really don't need this, as the slow path will do the right thing
anyway.

This reverts commit 6952a7f844.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
alistair/sunxi64-5.5-dsi
Jens Axboe 2019-11-21 10:16:12 -07:00
parent b686631865
commit 1e279153df
1 changed files with 1 additions and 1 deletions
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block/blk-merge.c
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@ -320,7 +320,7 @@ void __blk_queue_split(struct request_queue *q, struct bio **bio,
if (!q->limits.chunk_sectors &&
(*bio)->bi_vcnt == 1 &&
((*bio)->bi_io_vec[0].bv_len +
(*bio)->bi_io_vec[0].bv_offset) <= SZ_4K) {
(*bio)->bi_io_vec[0].bv_offset) <= PAGE_SIZE) {
*nr_segs = 1;
break;
}