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path: root/drivers/scsi/sd.c
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Diffstat (limited to 'drivers/scsi/sd.c')
-rw-r--r--drivers/scsi/sd.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index eeaa6af294b8..7ce49d8f21c9 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1141,6 +1141,11 @@ static void sd_config_write_same(struct scsi_disk *sdkp,
out:
lim->max_write_zeroes_sectors =
sdkp->max_ws_blocks * (logical_block_size >> SECTOR_SHIFT);
+
+ if (sdkp->zeroing_mode == SD_ZERO_WS16_UNMAP ||
+ sdkp->zeroing_mode == SD_ZERO_WS10_UNMAP)
+ lim->max_hw_wzeroes_unmap_sectors =
+ lim->max_write_zeroes_sectors;
}
static blk_status_t sd_setup_flush_cmnd(struct scsi_cmnd *cmd)