dm writecache: report start_sector in status line

Fixes: d284f824 ("dm writecache: support optional offset for start of device")
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>

drivers/md/dm-writecache.c

@@ -2240,6 +2240,8 @@ static void writecache_status(struct dm_target *ti, status_type_t type,
 		DMEMIT("%c %s %s %u ", WC_MODE_PMEM(wc) ? 'p' : 's',
 				wc->dev->name, wc->ssd_dev->name, wc->block_size);
 		extra_args = 0;
+		if (wc->start_sector)
+			extra_args += 2;
 		if (wc->high_wm_percent_set)
 			extra_args += 2;
 		if (wc->low_wm_percent_set)
@@ -2254,6 +2256,8 @@ static void writecache_status(struct dm_target *ti, status_type_t type,
 			extra_args++;
 
 		DMEMIT("%u", extra_args);
+		if (wc->start_sector)
+			DMEMIT(" start_sector %llu", (unsigned long long)wc->start_sector);
 		if (wc->high_wm_percent_set) {
 			x = (uint64_t)wc->freelist_high_watermark * 100;
 			x += wc->n_blocks / 2;
@@ -2280,7 +2284,7 @@ static void writecache_status(struct dm_target *ti, status_type_t type,
 
 static struct target_type writecache_target = {
 	.name			= "writecache",
-	.version		= {1, 1, 0},
+	.version		= {1, 1, 1},
 	.module			= THIS_MODULE,
 	.ctr			= writecache_ctr,
 	.dtr			= writecache_dtr,