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>
37 lines
939 B
C
37 lines
939 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef BTRFS_SUPER_H
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#define BTRFS_SUPER_H
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#include <linux/types.h>
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#include <linux/fs.h>
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#include "fs.h"
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struct super_block;
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struct btrfs_fs_info;
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bool btrfs_check_options(const struct btrfs_fs_info *info, unsigned long *mount_opt,
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unsigned long flags);
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int btrfs_sync_fs(struct super_block *sb, int wait);
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char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info,
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u64 subvol_objectid);
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void btrfs_set_free_space_cache_settings(struct btrfs_fs_info *fs_info);
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static inline struct btrfs_fs_info *btrfs_sb(struct super_block *sb)
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{
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return sb->s_fs_info;
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}
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static inline void btrfs_set_sb_rdonly(struct super_block *sb)
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{
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sb->s_flags |= SB_RDONLY;
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set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
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}
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static inline void btrfs_clear_sb_rdonly(struct super_block *sb)
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{
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sb->s_flags &= ~SB_RDONLY;
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clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
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}
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#endif
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