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authorDamien Le Moal <dlemoal@kernel.org>2024-07-04 16:45:00 +0300
committerMikulas Patocka <mpatocka@redhat.com>2024-07-10 14:10:06 +0300
commit396a27e91265a6632be17bebacb6743f0b9447be (patch)
tree7a9395ee70f8dc256053c7840c3b5d190d45d39d
parent7017ded001076593e03540840a5f5b80209bab67 (diff)
downloadlinux-396a27e91265a6632be17bebacb6743f0b9447be.tar.xz
dm: Remove max_write_zeroes_granularity
The max_write_zeroes_granularity boolean of struct dm_target is used in __process_abnormal_io() but never set by any target. Remove this field and the dead code using it. Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
-rw-r--r--drivers/md/dm.c2
-rw-r--r--include/linux/device-mapper.h6
2 files changed, 0 insertions, 8 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 3763b2ce557b..a63efa2a46ae 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1664,8 +1664,6 @@ static blk_status_t __process_abnormal_io(struct clone_info *ci,
case REQ_OP_WRITE_ZEROES:
num_bios = ti->num_write_zeroes_bios;
max_sectors = limits->max_write_zeroes_sectors;
- if (ti->max_write_zeroes_granularity)
- max_granularity = max_sectors;
break;
default:
break;
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 3611b230d0aa..5b7e96653ec6 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -370,12 +370,6 @@ struct dm_target {
bool max_secure_erase_granularity:1;
/*
- * Set if this target requires that write_zeroes be split on
- * 'max_write_zeroes_sectors' boundaries.
- */
- bool max_write_zeroes_granularity:1;
-
- /*
* Set if we need to limit the number of in-flight bios when swapping.
*/
bool limit_swap_bios:1;