2917f74102
We can add const to many parameters, this is for clarity and minor addition to safety. There are some minor effects, in the assembly code and .ko measured on release config. This patch does not cover all possible conversions. Signed-off-by: David Sterba <dsterba@suse.com>
32 lines
1.2 KiB
C
32 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef BTRFS_DELALLOC_SPACE_H
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#define BTRFS_DELALLOC_SPACE_H
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#include <linux/types.h>
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struct extent_changeset;
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struct btrfs_inode;
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struct btrfs_fs_info;
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int btrfs_alloc_data_chunk_ondemand(const struct btrfs_inode *inode, u64 bytes);
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int btrfs_check_data_free_space(struct btrfs_inode *inode,
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struct extent_changeset **reserved, u64 start, u64 len,
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bool noflush);
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void btrfs_free_reserved_data_space(struct btrfs_inode *inode,
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struct extent_changeset *reserved, u64 start, u64 len);
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void btrfs_delalloc_release_space(struct btrfs_inode *inode,
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struct extent_changeset *reserved,
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u64 start, u64 len, bool qgroup_free);
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void btrfs_free_reserved_data_space_noquota(struct btrfs_fs_info *fs_info,
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u64 len);
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void btrfs_delalloc_release_metadata(struct btrfs_inode *inode, u64 num_bytes,
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bool qgroup_free);
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int btrfs_delalloc_reserve_space(struct btrfs_inode *inode,
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struct extent_changeset **reserved, u64 start, u64 len);
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int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes,
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u64 disk_num_bytes, bool noflush);
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void btrfs_delalloc_release_extents(struct btrfs_inode *inode, u64 num_bytes);
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#endif /* BTRFS_DELALLOC_SPACE_H */
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