diff options
Diffstat (limited to 'drivers/md/dm-crypt.c')
| -rw-r--r-- | drivers/md/dm-crypt.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 4f3cb3554944..8f2e3e2ffd26 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -683,7 +683,7 @@ static int crypt_iv_tcw_whitening(struct crypt_config *cc, u8 *data) { struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw; - u64 sector = cpu_to_le64((u64)dmreq->iv_sector); + __le64 sector = cpu_to_le64(dmreq->iv_sector); u8 buf[TCW_WHITENING_SIZE]; SHASH_DESC_ON_STACK(desc, tcw->crc32_tfm); int i, r; @@ -722,7 +722,7 @@ static int crypt_iv_tcw_gen(struct crypt_config *cc, u8 *iv, struct dm_crypt_request *dmreq) { struct iv_tcw_private *tcw = &cc->iv_gen_private.tcw; - u64 sector = cpu_to_le64((u64)dmreq->iv_sector); + __le64 sector = cpu_to_le64(dmreq->iv_sector); u8 *src; int r = 0; @@ -1136,7 +1136,7 @@ static void clone_init(struct dm_crypt_io *io, struct bio *clone) clone->bi_private = io; clone->bi_end_io = crypt_endio; clone->bi_bdev = cc->dev->bdev; - clone->bi_rw = io->base_bio->bi_rw; + bio_set_op_attrs(clone, bio_op(io->base_bio), io->base_bio->bi_rw); } static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp) @@ -1911,11 +1911,12 @@ static int crypt_map(struct dm_target *ti, struct bio *bio) struct crypt_config *cc = ti->private; /* - * If bio is REQ_FLUSH or REQ_DISCARD, just bypass crypt queues. - * - for REQ_FLUSH device-mapper core ensures that no IO is in-flight - * - for REQ_DISCARD caller must use flush if IO ordering matters + * If bio is REQ_PREFLUSH or REQ_OP_DISCARD, just bypass crypt queues. + * - for REQ_PREFLUSH device-mapper core ensures that no IO is in-flight + * - for REQ_OP_DISCARD caller must use flush if IO ordering matters */ - if (unlikely(bio->bi_rw & (REQ_FLUSH | REQ_DISCARD))) { + if (unlikely(bio->bi_rw & REQ_PREFLUSH || + bio_op(bio) == REQ_OP_DISCARD)) { bio->bi_bdev = cc->dev->bdev; if (bio_sectors(bio)) bio->bi_iter.bi_sector = cc->start + |