From eb1a524c95206e41c54e8cee25a66f9488a151ef Mon Sep 17 00:00:00 2001 From: David Sterba Date: Tue, 27 Nov 2018 14:55:46 +0100 Subject: [PATCH] btrfs: switch BTRFS_FS_* to enums We can use simple enum for values that are not part of on-disk format: internal filesystem states. Reviewed-by: Omar Sandoval Reviewed-by: Qu Wenruo Signed-off-by: David Sterba --- fs/btrfs/ctree.h | 63 ++++++++++++++++++++++++------------------------ 1 file changed, 31 insertions(+), 32 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index becfe1d10e47..99f8fff8f2ae 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -757,38 +757,37 @@ struct btrfs_swapfile_pin { bool btrfs_pinned_by_swapfile(struct btrfs_fs_info *fs_info, void *ptr); -#define BTRFS_FS_BARRIER 1 -#define BTRFS_FS_CLOSING_START 2 -#define BTRFS_FS_CLOSING_DONE 3 -#define BTRFS_FS_LOG_RECOVERING 4 -#define BTRFS_FS_OPEN 5 -#define BTRFS_FS_QUOTA_ENABLED 6 -#define BTRFS_FS_UPDATE_UUID_TREE_GEN 9 -#define BTRFS_FS_CREATING_FREE_SPACE_TREE 10 -#define BTRFS_FS_BTREE_ERR 11 -#define BTRFS_FS_LOG1_ERR 12 -#define BTRFS_FS_LOG2_ERR 13 -#define BTRFS_FS_QUOTA_OVERRIDE 14 -/* Used to record internally whether fs has been frozen */ -#define BTRFS_FS_FROZEN 15 - -/* - * Indicate that a whole-filesystem exclusive operation is running - * (device replace, resize, device add/delete, balance) - */ -#define BTRFS_FS_EXCL_OP 16 - -/* - * To info transaction_kthread we need an immediate commit so it doesn't - * need to wait for commit_interval - */ -#define BTRFS_FS_NEED_ASYNC_COMMIT 17 - -/* - * Indicate that balance has been set up from the ioctl and is in the main - * phase. The fs_info::balance_ctl is initialized. - */ -#define BTRFS_FS_BALANCE_RUNNING 18 +enum { + BTRFS_FS_BARRIER, + BTRFS_FS_CLOSING_START, + BTRFS_FS_CLOSING_DONE, + BTRFS_FS_LOG_RECOVERING, + BTRFS_FS_OPEN, + BTRFS_FS_QUOTA_ENABLED, + BTRFS_FS_UPDATE_UUID_TREE_GEN, + BTRFS_FS_CREATING_FREE_SPACE_TREE, + BTRFS_FS_BTREE_ERR, + BTRFS_FS_LOG1_ERR, + BTRFS_FS_LOG2_ERR, + BTRFS_FS_QUOTA_OVERRIDE, + /* Used to record internally whether fs has been frozen */ + BTRFS_FS_FROZEN, + /* + * Indicate that a whole-filesystem exclusive operation is running + * (device replace, resize, device add/delete, balance) + */ + BTRFS_FS_EXCL_OP, + /* + * To info transaction_kthread we need an immediate commit so it + * doesn't need to wait for commit_interval + */ + BTRFS_FS_NEED_ASYNC_COMMIT, + /* + * Indicate that balance has been set up from the ioctl and is in the + * main phase. The fs_info::balance_ctl is initialized. + */ + BTRFS_FS_BALANCE_RUNNING, +}; struct btrfs_fs_info { u8 chunk_tree_uuid[BTRFS_UUID_SIZE];