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linux-next/fs/xfs/scrub/bitmap.h
Darrick J. Wong 0e93d3f43e xfs: repair the AGFL
Repair the AGFL from the rmap data.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2018-08-10 11:44:31 -07:00

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__ */