mkfs.f2fs: show correct partition size

It needs to consider different sector size when showing the total
size.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/lib/libf2fs.c b/lib/libf2fs.c
index 32e0651..0ac9994 100644
--- a/lib/libf2fs.c
+++ b/lib/libf2fs.c
@@ -503,7 +503,8 @@
 	}
 	MSG(0, "Info: sector size = %u\n", c->sector_size);
 	MSG(0, "Info: total sectors = %"PRIu64" (%"PRIu64" MB)\n",
-				c->total_sectors, c->total_sectors >> 11);
+				c->total_sectors, (c->total_sectors *
+					(c->sector_size >> 9)) >> 11);
 	return 0;
 }
 
diff --git a/mkfs/f2fs_format_main.c b/mkfs/f2fs_format_main.c
index 0eee81a..243f0e9 100644
--- a/mkfs/f2fs_format_main.c
+++ b/mkfs/f2fs_format_main.c
@@ -126,13 +126,8 @@
 	}
 	config.device_name = argv[optind];
 
-	if ((optind + 1) < argc) {
-		/* We have a sector count. */
+	if ((optind + 1) < argc)
 		config.total_sectors = atoll(argv[optind+1]);
-		MSG(1, "\ttotal_sectors=%"PRIx64" (%"PRIx64" bytes)\n",
-				config.total_sectors,
-				config.total_sectors * 512);
-	}
 	config.segs_per_zone = config.segs_per_sec * config.secs_per_zone;
 }