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/send.h b/send.h
index ae9aa029..fe613cbb 100644
--- a/send.h
+++ b/send.h
@@ -29,7 +29,7 @@ extern "C" {
 #define BTRFS_SEND_STREAM_MAGIC "btrfs-stream"
 #define BTRFS_SEND_STREAM_VERSION 1
 
-#define BTRFS_SEND_BUF_SIZE (1024 * 64)
+#define BTRFS_SEND_BUF_SIZE SZ_64K
 #define BTRFS_SEND_READ_SIZE (1024 * 48)
 
 enum btrfs_tlv_type {