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