37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2018 Oracle. All Rights Reserved.
|
||
|
|
* Author: Darrick J. Wong <darrick.wong@oracle.com>
|
||
|
|
*/
|
||
|
|
#ifndef __XFS_SCRUB_BITMAP_H__
|
||
|
|
#define __XFS_SCRUB_BITMAP_H__
|
||
|
|
|
||
|
|
struct xfs_bitmap_range {
|
||
|
|
struct list_head list;
|
||
|
|
uint64_t start;
|
||
|
|
uint64_t len;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct xfs_bitmap {
|
||
|
|
struct list_head list;
|
||
|
|
};
|
||
|
|
|
||
|
|
void xfs_bitmap_init(struct xfs_bitmap *bitmap);
|
||
|
|
void xfs_bitmap_destroy(struct xfs_bitmap *bitmap);
|
||
|
|
|
||
|
|
#define for_each_xfs_bitmap_extent(bex, n, bitmap) \
|
||
|
|
list_for_each_entry_safe((bex), (n), &(bitmap)->list, list)
|
||
|
|
|
||
|
|
#define for_each_xfs_bitmap_block(b, bex, n, bitmap) \
|
||
|
|
list_for_each_entry_safe((bex), (n), &(bitmap)->list, list) \
|
||
|
|
for ((b) = bex->start; (b) < bex->start + bex->len; (b)++)
|
||
|
|
|
||
|
|
int xfs_bitmap_set(struct xfs_bitmap *bitmap, uint64_t start, uint64_t len);
|
||
|
|
int xfs_bitmap_disunion(struct xfs_bitmap *bitmap, struct xfs_bitmap *sub);
|
||
|
|
int xfs_bitmap_set_btcur_path(struct xfs_bitmap *bitmap,
|
||
|
|
struct xfs_btree_cur *cur);
|
||
|
|
int xfs_bitmap_set_btblocks(struct xfs_bitmap *bitmap,
|
||
|
|
struct xfs_btree_cur *cur);
|
||
|
|
|
||
|
|
#endif /* __XFS_SCRUB_BITMAP_H__ */
|