diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-map.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-map.c b/block/blk-map.c index 0f22911f17dc..b8d2725324a6 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -93,6 +93,9 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq, if (IS_ERR(bio)) return PTR_ERR(bio); + if (map_data && map_data->null_mapped) + bio->bi_flags |= (1 << BIO_NULL_MAPPED); + if (bio->bi_iter.bi_size != iter->count) { /* * Grab an extra reference to this bio, as bio_unmap_user() |