fs/ntfs3/debug.h

   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