diff options
Diffstat (limited to 'block/blk-map.c')
| -rw-r--r-- | block/blk-map.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/block/blk-map.c b/block/blk-map.c index b72c361911a4..6e804892d5ec 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -257,6 +257,7 @@ out_bmd: static struct bio *bio_map_user_iov(struct request_queue *q, struct iov_iter *iter, gfp_t gfp_mask) { + unsigned int max_sectors = queue_max_hw_sectors(q); int j; struct bio *bio; int ret; @@ -294,8 +295,8 @@ static struct bio *bio_map_user_iov(struct request_queue *q, if (n > bytes) n = bytes; - if (!__bio_add_pc_page(q, bio, page, n, offs, - &same_page)) { + if (!bio_add_hw_page(q, bio, page, n, offs, + max_sectors, &same_page)) { if (same_page) put_page(page); break; @@ -549,6 +550,7 @@ int blk_rq_append_bio(struct request *rq, struct bio **bio) rq->biotail->bi_next = *bio; rq->biotail = *bio; rq->__data_len += (*bio)->bi_iter.bi_size; + bio_crypt_free_ctx(*bio); } return 0; @@ -654,8 +656,6 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq, bio = rq->bio; } while (iov_iter_count(&i)); - if (!bio_flagged(bio, BIO_USER_MAPPED)) - rq->rq_flags |= RQF_COPY_USER; return 0; unmap_rq: @@ -731,7 +731,6 @@ int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, { int reading = rq_data_dir(rq) == READ; unsigned long addr = (unsigned long) kbuf; - int do_copy = 0; struct bio *bio, *orig_bio; int ret; @@ -740,8 +739,7 @@ int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, if (!len || !kbuf) return -EINVAL; - do_copy = !blk_rq_aligned(q, addr, len) || object_is_on_stack(kbuf); - if (do_copy) + if (!blk_rq_aligned(q, addr, len) || object_is_on_stack(kbuf)) bio = bio_copy_kern(q, kbuf, len, gfp_mask, reading); else bio = bio_map_kern(q, kbuf, len, gfp_mask); @@ -752,9 +750,6 @@ int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, bio->bi_opf &= ~REQ_OP_MASK; bio->bi_opf |= req_op(rq); - if (do_copy) - rq->rq_flags |= RQF_COPY_USER; - orig_bio = bio; ret = blk_rq_append_bio(rq, &bio); if (unlikely(ret)) { |