1bc270b53SDarrick J. Wong // SPDX-License-Identifier: GPL-2.0+ 2bc270b53SDarrick J. Wong /* 3bc270b53SDarrick J. Wong * Copyright (C) 2018 Oracle. All Rights Reserved. 4bc270b53SDarrick J. Wong * Author: Darrick J. Wong <darrick.wong@oracle.com> 5bc270b53SDarrick J. Wong */ 6bc270b53SDarrick J. Wong #ifndef __XFS_SCRUB_BITMAP_H__ 7bc270b53SDarrick J. Wong #define __XFS_SCRUB_BITMAP_H__ 8bc270b53SDarrick J. Wong 986d969b4SDarrick J. Wong struct xfs_bitmap_range { 10bc270b53SDarrick J. Wong struct list_head list; 1186d969b4SDarrick J. Wong uint64_t start; 1286d969b4SDarrick J. Wong uint64_t len; 13bc270b53SDarrick J. Wong }; 14bc270b53SDarrick J. Wong 1586d969b4SDarrick J. Wong struct xfs_bitmap { 16bc270b53SDarrick J. Wong struct list_head list; 17bc270b53SDarrick J. Wong }; 18bc270b53SDarrick J. Wong 1986d969b4SDarrick J. Wong void xfs_bitmap_init(struct xfs_bitmap *bitmap); 2086d969b4SDarrick J. Wong void xfs_bitmap_destroy(struct xfs_bitmap *bitmap); 21bc270b53SDarrick J. Wong 2286d969b4SDarrick J. Wong #define for_each_xfs_bitmap_extent(bex, n, bitmap) \ 2386d969b4SDarrick J. Wong list_for_each_entry_safe((bex), (n), &(bitmap)->list, list) 2486d969b4SDarrick J. Wong 2586d969b4SDarrick J. Wong #define for_each_xfs_bitmap_block(b, bex, n, bitmap) \ 2686d969b4SDarrick J. Wong list_for_each_entry_safe((bex), (n), &(bitmap)->list, list) \ 2786d969b4SDarrick J. Wong for ((b) = bex->start; (b) < bex->start + bex->len; (b)++) 2886d969b4SDarrick J. Wong 2986d969b4SDarrick J. Wong int xfs_bitmap_set(struct xfs_bitmap *bitmap, uint64_t start, uint64_t len); 3086d969b4SDarrick J. Wong int xfs_bitmap_disunion(struct xfs_bitmap *bitmap, struct xfs_bitmap *sub); 31bc270b53SDarrick J. Wong 32bc270b53SDarrick J. Wong #endif /* __XFS_SCRUB_BITMAP_H__ */ 33