diff options
Diffstat (limited to 'drivers/md/dm.c')
| -rw-r--r-- | drivers/md/dm.c | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 7a774fcd0194..55f12df3589d 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1478,17 +1478,10 @@ static unsigned get_num_write_zeroes_bios(struct dm_target *ti) return ti->num_write_zeroes_bios; } -typedef bool (*is_split_required_fn)(struct dm_target *ti); - -static bool is_split_required_for_discard(struct dm_target *ti) -{ - return ti->split_discard_bios; -} - static int __send_changing_extent_only(struct clone_info *ci, struct dm_target *ti, - unsigned num_bios, bool is_split_required) + unsigned num_bios) { - unsigned len; + unsigned len = ci->sector_count; /* * Even though the device advertised support for this type of @@ -1499,11 +1492,6 @@ static int __send_changing_extent_only(struct clone_info *ci, struct dm_target * if (!num_bios) return -EOPNOTSUPP; - if (!is_split_required) - len = min((sector_t)ci->sector_count, max_io_len_target_boundary(ci->sector, ti)); - else - len = min((sector_t)ci->sector_count, max_io_len(ci->sector, ti)); - __send_duplicate_bios(ci, ti, num_bios, &len); ci->sector += len; @@ -1514,23 +1502,22 @@ static int __send_changing_extent_only(struct clone_info *ci, struct dm_target * static int __send_discard(struct clone_info *ci, struct dm_target *ti) { - return __send_changing_extent_only(ci, ti, get_num_discard_bios(ti), - is_split_required_for_discard(ti)); + return __send_changing_extent_only(ci, ti, get_num_discard_bios(ti)); } static int __send_secure_erase(struct clone_info *ci, struct dm_target *ti) { - return __send_changing_extent_only(ci, ti, get_num_secure_erase_bios(ti), false); + return __send_changing_extent_only(ci, ti, get_num_secure_erase_bios(ti)); } static int __send_write_same(struct clone_info *ci, struct dm_target *ti) { - return __send_changing_extent_only(ci, ti, get_num_write_same_bios(ti), false); + return __send_changing_extent_only(ci, ti, get_num_write_same_bios(ti)); } static int __send_write_zeroes(struct clone_info *ci, struct dm_target *ti) { - return __send_changing_extent_only(ci, ti, get_num_write_zeroes_bios(ti), false); + return __send_changing_extent_only(ci, ti, get_num_write_zeroes_bios(ti)); } static bool is_abnormal_io(struct bio *bio) |