fs/orangefs/orangefs-debug.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * (C) 2001 Clemson University and The University of Chicago
   4  *
   5  * See COPYING in top-level directory.
   6  */
   7
   8 /* This file just defines debugging masks to be used with the gossip
   9  * logging utility.  All debugging masks for ORANGEFS are kept here to make
  10  * sure we don't have collisions.
  11  */
  12
  13 #ifndef __ORANGEFS_DEBUG_H
  14 #define __ORANGEFS_DEBUG_H
  15
  16 #ifdef __KERNEL__
  17 #include <linux/types.h>
  18 #include <linux/kernel.h>
  19 #else
  20 #include <stdint.h>
  21 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
  22 #endif
  23
  24 #define GOSSIP_NO_DEBUG                 (__u64)0
  25
  26 #define GOSSIP_SUPER_DEBUG              ((__u64)1 << 0)
  27 #define GOSSIP_INODE_DEBUG              ((__u64)1 << 1)
  28 #define GOSSIP_FILE_DEBUG               ((__u64)1 << 2)
  29 #define GOSSIP_DIR_DEBUG                ((__u64)1 << 3)
  30 #define GOSSIP_UTILS_DEBUG              ((__u64)1 << 4)
  31 #define GOSSIP_WAIT_DEBUG               ((__u64)1 << 5)
  32 #define GOSSIP_ACL_DEBUG                ((__u64)1 << 6)
  33 #define GOSSIP_DCACHE_DEBUG             ((__u64)1 << 7)
  34 #define GOSSIP_DEV_DEBUG                ((__u64)1 << 8)
  35 #define GOSSIP_NAME_DEBUG               ((__u64)1 << 9)
  36 #define GOSSIP_BUFMAP_DEBUG             ((__u64)1 << 10)
  37 #define GOSSIP_CACHE_DEBUG              ((__u64)1 << 11)
  38 #define GOSSIP_DEBUGFS_DEBUG            ((__u64)1 << 12)
  39 #define GOSSIP_XATTR_DEBUG              ((__u64)1 << 13)
  40 #define GOSSIP_INIT_DEBUG               ((__u64)1 << 14)
  41 #define GOSSIP_SYSFS_DEBUG              ((__u64)1 << 15)
  42
  43 #define GOSSIP_MAX_NR                 16
  44 #define GOSSIP_MAX_DEBUG              (((__u64)1 << GOSSIP_MAX_NR) - 1)
  45
  46 /*function prototypes*/
  47 __u64 ORANGEFS_kmod_eventlog_to_mask(const char *event_logging);
  48 __u64 ORANGEFS_debug_eventlog_to_mask(const char *event_logging);
  49 char *ORANGEFS_debug_mask_to_eventlog(__u64 mask);
  50 char *ORANGEFS_kmod_mask_to_eventlog(__u64 mask);
  51
  52 /* a private internal type */
  53 struct __keyword_mask_s {
  54         const char *keyword;
  55         __u64 mask_val;
  56 };
  57
  58 /*
  59  * Map all kmod keywords to kmod debug masks here. Keep this
  60  * structure "packed":
  61  *
  62  *   "all" is always last...
  63  *
  64  *   keyword     mask_val     index
  65  *     foo          1           0
  66  *     bar          2           1
  67  *     baz          4           2
  68  *     qux          8           3
  69  *      .           .           .
  70  */
  71 static struct __keyword_mask_s s_kmod_keyword_mask_map[] = {
  72         {"super", GOSSIP_SUPER_DEBUG},
  73         {"inode", GOSSIP_INODE_DEBUG},
  74         {"file", GOSSIP_FILE_DEBUG},
  75         {"dir", GOSSIP_DIR_DEBUG},
  76         {"utils", GOSSIP_UTILS_DEBUG},
  77         {"wait", GOSSIP_WAIT_DEBUG},
  78         {"acl", GOSSIP_ACL_DEBUG},
  79         {"dcache", GOSSIP_DCACHE_DEBUG},
  80         {"dev", GOSSIP_DEV_DEBUG},
  81         {"name", GOSSIP_NAME_DEBUG},
  82         {"bufmap", GOSSIP_BUFMAP_DEBUG},
  83         {"cache", GOSSIP_CACHE_DEBUG},
  84         {"debugfs", GOSSIP_DEBUGFS_DEBUG},
  85         {"xattr", GOSSIP_XATTR_DEBUG},
  86         {"init", GOSSIP_INIT_DEBUG},
  87         {"sysfs", GOSSIP_SYSFS_DEBUG},
  88         {"none", GOSSIP_NO_DEBUG},
  89         {"all", GOSSIP_MAX_DEBUG}
  90 };
  91
  92 static const int num_kmod_keyword_mask_map = (int)
  93         (ARRAY_SIZE(s_kmod_keyword_mask_map));
  94
  95 #endif /* __ORANGEFS_DEBUG_H */