1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * 4 * Copyright (C) 2019-2021 Paragon Software GmbH, All rights reserved. 5 * 6 * Useful functions for debugging. 7 * 8 */ 9 10 // clang-format off 11 #ifndef _LINUX_NTFS3_DEBUG_H 12 #define _LINUX_NTFS3_DEBUG_H 13 14 #ifndef Add2Ptr 15 #define Add2Ptr(P, I) ((void *)((u8 *)(P) + (I))) 16 #define PtrOffset(B, O) ((size_t)((size_t)(O) - (size_t)(B))) 17 #endif 18 19 #ifdef CONFIG_PRINTK 20 __printf(2, 3) 21 void ntfs_printk(const struct super_block *sb, const char *fmt, ...); 22 __printf(2, 3) 23 void ntfs_inode_printk(struct inode *inode, const char *fmt, ...); 24 #else 25 static inline __printf(2, 3) 26 void ntfs_printk(const struct super_block *sb, const char *fmt, ...) 27 { 28 } 29 30 static inline __printf(2, 3) 31 void ntfs_inode_printk(struct inode *inode, const char *fmt, ...) 32 { 33 } 34 #endif 35 36 /* 37 * Logging macros. Thanks Joe Perches <joe@perches.com> for implementation. 38 */ 39 40 #define ntfs_err(sb, fmt, ...) ntfs_printk(sb, KERN_ERR fmt, ##__VA_ARGS__) 41 #define ntfs_warn(sb, fmt, ...) ntfs_printk(sb, KERN_WARNING fmt, ##__VA_ARGS__) 42 #define ntfs_info(sb, fmt, ...) ntfs_printk(sb, KERN_INFO fmt, ##__VA_ARGS__) 43 #define ntfs_notice(sb, fmt, ...) \ 44 ntfs_printk(sb, KERN_NOTICE fmt, ##__VA_ARGS__) 45 46 #define ntfs_inode_err(inode, fmt, ...) \ 47 ntfs_inode_printk(inode, KERN_ERR fmt, ##__VA_ARGS__) 48 #define ntfs_inode_warn(inode, fmt, ...) \ 49 ntfs_inode_printk(inode, KERN_WARNING fmt, ##__VA_ARGS__) 50 51 #endif /* _LINUX_NTFS3_DEBUG_H */ 52 // clang-format on 53