include/linux/ceph/ceph_debug.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _FS_CEPH_DEBUG_H
   3 #define _FS_CEPH_DEBUG_H
   4
   5 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
   6
   7 #include <linux/string.h>
   8
   9 #ifdef CONFIG_CEPH_LIB_PRETTYDEBUG
  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)
  18 #  define dout(fmt, ...)                                                \
  19         pr_debug("%.*s %12.12s:%-4d : " fmt,                            \
  20                  8 - (int)sizeof(KBUILD_MODNAME), "    ",               \
  21                  kbasename(__FILE__), __LINE__, ##__VA_ARGS__)
  22 #  define doutc(client, fmt, ...)                                       \
  23         pr_debug("%.*s %12.12s:%-4d : [%pU %llu] " fmt,                 \
  24                  8 - (int)sizeof(KBUILD_MODNAME), "    ",               \
  25                  kbasename(__FILE__), __LINE__,                         \
  26                  &client->fsid, client->monc.auth->global_id,           \
  27                  ##__VA_ARGS__)
  28 # else
  29 /* faux printk call just to see any compiler warnings. */
  30 #  define dout(fmt, ...)                                        \
  31                 no_printk(KERN_DEBUG fmt, ##__VA_ARGS__)
  32 #  define doutc(client, fmt, ...)                               \
  33                 no_printk(KERN_DEBUG "[%pU %llu] " fmt,         \
  34                           &client->fsid,                        \
  35                           client->monc.auth->global_id,         \
  36                           ##__VA_ARGS__)
  37 # endif
  38
  39 #else
  40
  41 /*
  42  * or, just wrap pr_debug
  43  */
  44 # define dout(fmt, ...) pr_debug(" " fmt, ##__VA_ARGS__)
  45 # define doutc(client, fmt, ...)                                        \
  46         pr_debug(" [%pU %llu] %s: " fmt, &client->fsid,                 \
  47                  client->monc.auth->global_id, __func__, ##__VA_ARGS__)
  48
  49 #endif
  50
  51 #define pr_notice_client(client, fmt, ...)                              \
  52         pr_notice("[%pU %llu]: " fmt, &client->fsid,                    \
  53                   client->monc.auth->global_id, ##__VA_ARGS__)
  54 #define pr_info_client(client, fmt, ...)                                \
  55         pr_info("[%pU %llu]: " fmt, &client->fsid,                      \
  56                 client->monc.auth->global_id, ##__VA_ARGS__)
  57 #define pr_warn_client(client, fmt, ...)                                \
  58         pr_warn("[%pU %llu]: " fmt, &client->fsid,                      \
  59                 client->monc.auth->global_id, ##__VA_ARGS__)
  60 #define pr_warn_once_client(client, fmt, ...)                           \
  61         pr_warn_once("[%pU %llu]: " fmt, &client->fsid,                 \
  62                      client->monc.auth->global_id, ##__VA_ARGS__)
  63 #define pr_err_client(client, fmt, ...)                                 \
  64         pr_err("[%pU %llu]: " fmt, &client->fsid,                       \
  65                client->monc.auth->global_id, ##__VA_ARGS__)
  66 #define pr_warn_ratelimited_client(client, fmt, ...)                    \
  67         pr_warn_ratelimited("[%pU %llu]: " fmt, &client->fsid,          \
  68                             client->monc.auth->global_id, ##__VA_ARGS__)
  69 #define pr_err_ratelimited_client(client, fmt, ...)                     \
  70         pr_err_ratelimited("[%pU %llu]: " fmt, &client->fsid,           \
  71                            client->monc.auth->global_id, ##__VA_ARGS__)
  72
  73 #endif