From 50b5b6020fc3e2c4c67ff28bf3986a1e70bffc7d Mon Sep 17 00:00:00 2001 From: David Sterba Date: Tue, 27 Nov 2018 15:11:43 +0100 Subject: btrfs: switch EXTENT_FLAG_* to enums We can use simple enum for values that are not part of on-disk format: extent map flags. Reviewed-by: Omar Sandoval Reviewed-by: Qu Wenruo Reviewed-by: Johannes Thumshirn Signed-off-by: David Sterba --- fs/btrfs/extent_map.h | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) (limited to 'fs/btrfs/extent_map.h') diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h index 31977ffd6190..ef05a0121652 100644 --- a/fs/btrfs/extent_map.h +++ b/fs/btrfs/extent_map.h @@ -11,13 +11,20 @@ #define EXTENT_MAP_INLINE ((u64)-2) #define EXTENT_MAP_DELALLOC ((u64)-1) -/* bits for the flags field */ -#define EXTENT_FLAG_PINNED 0 /* this entry not yet on disk, don't free it */ -#define EXTENT_FLAG_COMPRESSED 1 -#define EXTENT_FLAG_PREALLOC 3 /* pre-allocated extent */ -#define EXTENT_FLAG_LOGGING 4 /* Logging this extent */ -#define EXTENT_FLAG_FILLING 5 /* Filling in a preallocated extent */ -#define EXTENT_FLAG_FS_MAPPING 6 /* filesystem extent mapping type */ +/* bits for the extent_map::flags field */ +enum { + /* this entry not yet on disk, don't free it */ + EXTENT_FLAG_PINNED, + EXTENT_FLAG_COMPRESSED, + /* pre-allocated extent */ + EXTENT_FLAG_PREALLOC, + /* Logging this extent */ + EXTENT_FLAG_LOGGING, + /* Filling in a preallocated extent */ + EXTENT_FLAG_FILLING, + /* filesystem extent mapping type */ + EXTENT_FLAG_FS_MAPPING, +}; struct extent_map { struct rb_node rb_node; -- cgit v1.2.3