On Tue, Nov 27, 2018 at 08:53:59PM +0100, David Sterba wrote:
> The first auto-assigned value to enum is 0, we can use that and not
> initialize all members where the auto-increment does the same. This is
> used for values that are not part of on-disk format.
Reviewed-by: Omar Sandoval <osan...@fb.com>
> Signed-off-by: David Sterba <dste...@suse.com>
> ---
> fs/btrfs/btrfs_inode.h | 2 +-
> fs/btrfs/ctree.h | 28 ++++++++++++++--------------
> fs/btrfs/disk-io.h | 10 +++++-----
> fs/btrfs/qgroup.h | 2 +-
> fs/btrfs/sysfs.h | 2 +-
> fs/btrfs/transaction.h | 14 +++++++-------
> 6 files changed, 29 insertions(+), 29 deletions(-)
>
> diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
> index 4de321aee7a5..fc25607304f2 100644
> --- a/fs/btrfs/btrfs_inode.h
> +++ b/fs/btrfs/btrfs_inode.h
> @@ -20,7 +20,7 @@
> * new data the application may have written before commit.
> */
> enum {
> - BTRFS_INODE_ORDERED_DATA_CLOSE = 0,
> + BTRFS_INODE_ORDERED_DATA_CLOSE,
> BTRFS_INODE_DUMMY,
> BTRFS_INODE_IN_DEFRAG,
> BTRFS_INODE_HAS_ASYNC_EXTENT,
> diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
> index 4bb0ac3050ff..f1d1c6ba3aa1 100644
> --- a/fs/btrfs/ctree.h
> +++ b/fs/btrfs/ctree.h
> @@ -334,7 +334,7 @@ struct btrfs_node {
> * The slots array records the index of the item or block pointer
> * used while walking the tree.
> */
> -enum { READA_NONE = 0, READA_BACK, READA_FORWARD };
> +enum { READA_NONE, READA_BACK, READA_FORWARD };
> struct btrfs_path {
> struct extent_buffer *nodes[BTRFS_MAX_LEVEL];
> int slots[BTRFS_MAX_LEVEL];
> @@ -532,18 +532,18 @@ struct btrfs_free_cluster {
> };
>
> enum btrfs_caching_type {
> - BTRFS_CACHE_NO = 0,
> - BTRFS_CACHE_STARTED = 1,
> - BTRFS_CACHE_FAST = 2,
> - BTRFS_CACHE_FINISHED = 3,
> - BTRFS_CACHE_ERROR = 4,
> + BTRFS_CACHE_NO,
> + BTRFS_CACHE_STARTED,
> + BTRFS_CACHE_FAST,
> + BTRFS_CACHE_FINISHED,
> + BTRFS_CACHE_ERROR,
> };
>
> enum btrfs_disk_cache_state {
> - BTRFS_DC_WRITTEN = 0,
> - BTRFS_DC_ERROR = 1,
> - BTRFS_DC_CLEAR = 2,
> - BTRFS_DC_SETUP = 3,
> + BTRFS_DC_WRITTEN,
> + BTRFS_DC_ERROR,
> + BTRFS_DC_CLEAR,
> + BTRFS_DC_SETUP,
> };
>
> struct btrfs_caching_control {
> @@ -2621,10 +2621,10 @@ static inline gfp_t btrfs_alloc_write_mask(struct
> address_space *mapping)
> /* extent-tree.c */
>
> enum btrfs_inline_ref_type {
> - BTRFS_REF_TYPE_INVALID = 0,
> - BTRFS_REF_TYPE_BLOCK = 1,
> - BTRFS_REF_TYPE_DATA = 2,
> - BTRFS_REF_TYPE_ANY = 3,
> + BTRFS_REF_TYPE_INVALID,
> + BTRFS_REF_TYPE_BLOCK,
> + BTRFS_REF_TYPE_DATA,
> + BTRFS_REF_TYPE_ANY,
> };
>
> int btrfs_get_extent_inline_ref_type(const struct extent_buffer *eb,
> diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
> index 4cccba22640f..987a64bc0c66 100644
> --- a/fs/btrfs/disk-io.h
> +++ b/fs/btrfs/disk-io.h
> @@ -21,11 +21,11 @@
> #define BTRFS_BDEV_BLOCKSIZE (4096)
>
> enum btrfs_wq_endio_type {
> - BTRFS_WQ_ENDIO_DATA = 0,
> - BTRFS_WQ_ENDIO_METADATA = 1,
> - BTRFS_WQ_ENDIO_FREE_SPACE = 2,
> - BTRFS_WQ_ENDIO_RAID56 = 3,
> - BTRFS_WQ_ENDIO_DIO_REPAIR = 4,
> + BTRFS_WQ_ENDIO_DATA,
> + BTRFS_WQ_ENDIO_METADATA,
> + BTRFS_WQ_ENDIO_FREE_SPACE,
> + BTRFS_WQ_ENDIO_RAID56,
> + BTRFS_WQ_ENDIO_DIO_REPAIR,
> };
>
> static inline u64 btrfs_sb_offset(int mirror)
> diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h
> index d8f78f5ab854..e4e6ee44073a 100644
> --- a/fs/btrfs/qgroup.h
> +++ b/fs/btrfs/qgroup.h
> @@ -70,7 +70,7 @@ struct btrfs_qgroup_extent_record {
> * be converted into META_PERTRANS.
> */
> enum btrfs_qgroup_rsv_type {
> - BTRFS_QGROUP_RSV_DATA = 0,
> + BTRFS_QGROUP_RSV_DATA,
> BTRFS_QGROUP_RSV_META_PERTRANS,
> BTRFS_QGROUP_RSV_META_PREALLOC,
> BTRFS_QGROUP_RSV_LAST,
> diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
> index c6ee600aff89..40716b357c1d 100644
> --- a/fs/btrfs/sysfs.h
> +++ b/fs/btrfs/sysfs.h
> @@ -9,7 +9,7 @@
> extern u64 btrfs_debugfs_test;
>
> enum btrfs_feature_set {
> - FEAT_COMPAT = 0,
> + FEAT_COMPAT,
> FEAT_COMPAT_RO,
> FEAT_INCOMPAT,
> FEAT_MAX
> diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
> index 703d5116a2fc..f1ba78949d1b 100644
> --- a/fs/btrfs/transaction.h
> +++ b/fs/btrfs/transaction.h
> @@ -12,13 +12,13 @@
> #include "ctree.h"
>
> enum btrfs_trans_state {
> - TRANS_STATE_RUNNING = 0,
> - TRANS_STATE_BLOCKED = 1,
> - TRANS_STATE_COMMIT_START = 2,
> - TRANS_STATE_COMMIT_DOING = 3,
> - TRANS_STATE_UNBLOCKED = 4,
> - TRANS_STATE_COMPLETED = 5,
> - TRANS_STATE_MAX = 6,
> + TRANS_STATE_RUNNING,
> + TRANS_STATE_BLOCKED,
> + TRANS_STATE_COMMIT_START,
> + TRANS_STATE_COMMIT_DOING,
> + TRANS_STATE_UNBLOCKED,
> + TRANS_STATE_COMPLETED,
> + TRANS_STATE_MAX,
> };
>
> #define BTRFS_TRANS_HAVE_FREE_BGS 0
> --
> 2.19.1
>
