Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
de57606c SW |
2 | #ifndef _FS_CEPH_DEBUG_H |
3 | #define _FS_CEPH_DEBUG_H | |
4 | ||
5 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
6 | ||
6f4dbd14 ID |
7 | #include <linux/string.h> |
8 | ||
3d14c5d2 | 9 | #ifdef CONFIG_CEPH_LIB_PRETTYDEBUG |
de57606c SW |
10 | |
11 | /* | |
12 | * wrap pr_debug to include a filename:lineno prefix on each line. | |
13 | * this incurs some overhead (kernel size and execution time) due to | |
14 | * the extra function call at each call site. | |
15 | */ | |
16 | ||
17 | # if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG) | |
de57606c | 18 | # define dout(fmt, ...) \ |
3d14c5d2 YS |
19 | pr_debug("%.*s %12.12s:%-4d : " fmt, \ |
20 | 8 - (int)sizeof(KBUILD_MODNAME), " ", \ | |
6f4dbd14 | 21 | kbasename(__FILE__), __LINE__, ##__VA_ARGS__) |
de57606c SW |
22 | # else |
23 | /* faux printk call just to see any compiler warnings. */ | |
24 | # define dout(fmt, ...) do { \ | |
25 | if (0) \ | |
26 | printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ | |
27 | } while (0) | |
28 | # endif | |
29 | ||
30 | #else | |
31 | ||
32 | /* | |
33 | * or, just wrap pr_debug | |
34 | */ | |
35 | # define dout(fmt, ...) pr_debug(" " fmt, ##__VA_ARGS__) | |
36 | ||
37 | #endif | |
38 | ||
39 | #endif |