btrfs: move dev_stats helpers to volumes.c (1dc990df) · Commits · 戴 / test

fs/btrfs/ctree.h

+0 −24

Original line number	Diff line number	Diff line
		@@ -2258,30 +2258,6 @@ static inline u32 btrfs_file_extent_inline_item_len(
		return btrfs_item_size(eb, e) - BTRFS_FILE_EXTENT_INLINE_DATA_START;
		}

		/* btrfs_dev_stats_item */
		static inline u64 btrfs_dev_stats_value(const struct extent_buffer *eb,
		const struct btrfs_dev_stats_item *ptr,
		int index)
		{
		u64 val;

		read_extent_buffer(eb, &val,
		offsetof(struct btrfs_dev_stats_item, values) +
		((unsigned long)ptr) + (index * sizeof(u64)),
		sizeof(val));
		return val;
		}

		static inline void btrfs_set_dev_stats_value(struct extent_buffer *eb,
		struct btrfs_dev_stats_item *ptr,
		int index, u64 val)
		{
		write_extent_buffer(eb, &val,
		offsetof(struct btrfs_dev_stats_item, values) +
		((unsigned long)ptr) + (index * sizeof(u64)),
		sizeof(val));
		}

		/* btrfs_qgroup_status_item */
		BTRFS_SETGET_FUNCS(qgroup_status_generation, struct btrfs_qgroup_status_item,
		generation, 64);

+23 −0

Original line number	Diff line number	Diff line
		@@ -7285,6 +7285,29 @@ void btrfs_init_devices_late(struct btrfs_fs_info *fs_info)
		}
		}

		static u64 btrfs_dev_stats_value(const struct extent_buffer *eb,
		const struct btrfs_dev_stats_item *ptr,
		int index)
		{
		u64 val;

		read_extent_buffer(eb, &val,
		offsetof(struct btrfs_dev_stats_item, values) +
		((unsigned long)ptr) + (index * sizeof(u64)),
		sizeof(val));
		return val;
		}

		static void btrfs_set_dev_stats_value(struct extent_buffer *eb,
		struct btrfs_dev_stats_item *ptr,
		int index, u64 val)
		{
		write_extent_buffer(eb, &val,
		offsetof(struct btrfs_dev_stats_item, values) +
		((unsigned long)ptr) + (index * sizeof(u64)),
		sizeof(val));
		}

		int btrfs_init_dev_stats(struct btrfs_fs_info *fs_info)
		{
		struct btrfs_key key;