btrfs-progs: Introduce kernel sizes to cleanup large intermediate number

Large numbers like (1024 * 1024 * 1024) may cost reader/reviewer to
waste one second to convert to 1G.

Introduce kernel include/linux/sizes.h to replace any intermediate
number larger than 4096 (not including 4096) to SZ_*.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/volumes.h b/volumes.h
index ee7d56ab..18978a8d 100644
--- a/volumes.h
+++ b/volumes.h
@@ -22,7 +22,7 @@
 #include "kerncompat.h"
 #include "ctree.h"
 
-#define BTRFS_STRIPE_LEN	(64 * 1024)
+#define BTRFS_STRIPE_LEN	SZ_64K
 
 struct btrfs_device {
 	struct list_head dev_list;