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 6952a7f8446ee85ea9d10ab87b64797a031eaae3.

Jens Axboe committed 6 years ago

Commit 1e279151 parent b6866311 file · +1 −1Browse files

Unified · Split

@@ -320,7 +320,7 @@ void __blk_queue_split(struct request_queue q, struct bio *bio, · 319 unmodified lines
320	320	if (!q->limits.chunk_sectors &&
321	321	(*bio)->bi_vcnt == 1 &&
322	322	((*bio)->bi_io_vec[0].bv_len +
323		− (*bio)->bi_io_vec[0].bv_offset) <= SZ_4K) {
	323	+ (*bio)->bi_io_vec[0].bv_offset) <= PAGE_SIZE) {
324	324	*nr_segs = 1;
325	325	break;
326	326	}

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