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be35942546
This brings all structure accessors from btrfs-progs/ctree.h, as in kernel's ctree.h. All these accessors handle the endian convert at runtime, and since all of them are defined as static inline functions, those which aren't used won't take space in resulting binary. Signed-off-by: Qu Wenruo <wqu@suse.com> Reviewed-by: Marek Behún <marek.behun@nic.cz>
18 lines
487 B
C
18 lines
487 B
C
// SPDX-License-Identifier: GPL-2.0+
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#ifndef __BTRFS_DISK_IO_H__
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#define __BTRFS_DISK_IO_H__
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#include <linux/sizes.h>
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#include <fs_internal.h>
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#include "ctree.h"
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#include "disk-io.h"
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#define BTRFS_SUPER_INFO_OFFSET SZ_64K
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#define BTRFS_SUPER_INFO_SIZE SZ_4K
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int btrfs_csum_data(u16 csum_type, const u8 *data, u8 *out, size_t len);
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int btrfs_read_dev_super(struct blk_desc *desc, struct disk_partition *part,
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struct btrfs_super_block *sb);
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int btrfs_read_superblock(void);
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#endif
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