diff options
| author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2017-01-24 11:03:05 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-03-08 13:00:45 +0100 |
| commit | a2203246ae483d09114329d5d1f898efb23d6168 (patch) | |
| tree | 40cea3c2a1293e7f23559c5183cf92c22312321b /ctree.h | |
| parent | 95f515f2d12fb1c1b5a01e03d9f709570b762eeb (diff) | |
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>
Diffstat (limited to 'ctree.h')
| -rw-r--r-- | ctree.h | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -26,6 +26,7 @@ #include "extent-cache.h" #include "extent_io.h" #include "ioctl.h" +#include "sizes.h" #else #include <btrfs/list.h> #include <btrfs/kerncompat.h> @@ -33,6 +34,7 @@ #include <btrfs/extent-cache.h> #include <btrfs/extent_io.h> #include <btrfs/ioctl.h> +#include <linux/sizes.h> #endif /* BTRFS_FLAT_INCLUDES */ struct btrfs_root; @@ -601,7 +603,7 @@ struct btrfs_extent_item_v0 { #define BTRFS_MAX_EXTENT_ITEM_SIZE(r) ((BTRFS_LEAF_DATA_SIZE(r) >> 4) - \ sizeof(struct btrfs_item)) -#define BTRFS_MAX_EXTENT_SIZE (128 * 1024 * 1024) +#define BTRFS_MAX_EXTENT_SIZE SZ_128M #define BTRFS_EXTENT_FLAG_DATA (1ULL << 0) #define BTRFS_EXTENT_FLAG_TREE_BLOCK (1ULL << 1) @@ -952,7 +954,7 @@ struct btrfs_csum_item { * - the first 64k blank is useful for some boot loader/manager * - the first 1M could be scratched by buggy partitioner or somesuch */ -#define BTRFS_BLOCK_RESERVED_1M_FOR_SUPER ((u64)1024 * 1024) +#define BTRFS_BLOCK_RESERVED_1M_FOR_SUPER ((u64)SZ_1M) /* tag for the radix tree of block groups in ram */ #define BTRFS_BLOCK_GROUP_DATA (1ULL << 0) |