The max_secure_erase_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 <[email protected]>
---
 drivers/md/dm.c               | 2 --
 include/linux/device-mapper.h | 6 ------
 2 files changed, 8 deletions(-)

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index a63efa2a46ae..2abf2b6865ea 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1658,8 +1658,6 @@ static blk_status_t __process_abnormal_io(struct 
clone_info *ci,
        case REQ_OP_SECURE_ERASE:
                num_bios = ti->num_secure_erase_bios;
                max_sectors = limits->max_secure_erase_sectors;
-               if (ti->max_secure_erase_granularity)
-                       max_granularity = max_sectors;
                break;
        case REQ_OP_WRITE_ZEROES:
                num_bios = ti->num_write_zeroes_bios;
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 5b7e96653ec6..4ba2e73993bd 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -363,12 +363,6 @@ struct dm_target {
         */
        bool max_discard_granularity:1;
 
-       /*
-        * Set if this target requires that secure_erases be split on
-        * 'max_secure_erase_sectors' boundaries.
-        */
-       bool max_secure_erase_granularity:1;
-
        /*
         * Set if we need to limit the number of in-flight bios when swapping.
         */
-- 
2.45.2


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