drivers/staging/zcache/ramster/debug.h

   1 #include <linux/bug.h>
   2
   3 #ifdef CONFIG_RAMSTER_DEBUG
   4
   5 extern long ramster_flnodes;
   6 static atomic_t ramster_flnodes_atomic = ATOMIC_INIT(0);
   7 static unsigned long ramster_flnodes_max;
   8 static inline void inc_ramster_flnodes(void)
   9 {
  10         ramster_flnodes = atomic_inc_return(&ramster_flnodes_atomic);
  11         if (ramster_flnodes > ramster_flnodes_max)
  12                 ramster_flnodes_max = ramster_flnodes;
  13 }
  14 static inline void dec_ramster_flnodes(void)
  15 {
  16         ramster_flnodes = atomic_dec_return(&ramster_flnodes_atomic);
  17 }
  18 extern ssize_t ramster_foreign_eph_pages;
  19 static atomic_t ramster_foreign_eph_pages_atomic = ATOMIC_INIT(0);
  20 static ssize_t ramster_foreign_eph_pages_max;
  21 static inline void inc_ramster_foreign_eph_pages(void)
  22 {
  23         ramster_foreign_eph_pages = atomic_inc_return(
  24                 &ramster_foreign_eph_pages_atomic);
  25         if (ramster_foreign_eph_pages > ramster_foreign_eph_pages_max)
  26                 ramster_foreign_eph_pages_max = ramster_foreign_eph_pages;
  27 }
  28 static inline void dec_ramster_foreign_eph_pages(void)
  29 {
  30         ramster_foreign_eph_pages = atomic_dec_return(
  31                 &ramster_foreign_eph_pages_atomic);
  32 }
  33 extern ssize_t ramster_foreign_pers_pages;
  34 static atomic_t ramster_foreign_pers_pages_atomic = ATOMIC_INIT(0);
  35 static ssize_t ramster_foreign_pers_pages_max;
  36 static inline void inc_ramster_foreign_pers_pages(void)
  37 {
  38         ramster_foreign_pers_pages = atomic_inc_return(
  39                 &ramster_foreign_pers_pages_atomic);
  40         if (ramster_foreign_pers_pages > ramster_foreign_pers_pages_max)
  41                 ramster_foreign_pers_pages_max = ramster_foreign_pers_pages;
  42 }
  43 static inline void dec_ramster_foreign_pers_pages(void)
  44 {
  45         ramster_foreign_pers_pages = atomic_dec_return(
  46                 &ramster_foreign_pers_pages_atomic);
  47 }
  48
  49 extern ssize_t ramster_eph_pages_remoted;
  50 extern ssize_t ramster_pers_pages_remoted;
  51 extern ssize_t ramster_eph_pages_remote_failed;
  52 extern ssize_t ramster_pers_pages_remote_failed;
  53 extern ssize_t ramster_remote_eph_pages_succ_get;
  54 extern ssize_t ramster_remote_pers_pages_succ_get;
  55 extern ssize_t ramster_remote_eph_pages_unsucc_get;
  56 extern ssize_t ramster_remote_pers_pages_unsucc_get;
  57 extern ssize_t ramster_pers_pages_remote_nomem;
  58 extern ssize_t ramster_remote_objects_flushed;
  59 extern ssize_t ramster_remote_object_flushes_failed;
  60 extern ssize_t ramster_remote_pages_flushed;
  61 extern ssize_t ramster_remote_page_flushes_failed;
  62
  63 int ramster_debugfs_init(void);
  64
  65 static inline void inc_ramster_eph_pages_remoted(void)
  66 {
  67         ramster_eph_pages_remoted++;
  68 };
  69 static inline void inc_ramster_pers_pages_remoted(void)
  70 {
  71         ramster_pers_pages_remoted++;
  72 };
  73 static inline void inc_ramster_eph_pages_remote_failed(void)
  74 {
  75         ramster_eph_pages_remote_failed++;
  76 };
  77 static inline void inc_ramster_pers_pages_remote_failed(void)
  78 {
  79         ramster_pers_pages_remote_failed++;
  80 };
  81 static inline void inc_ramster_remote_eph_pages_succ_get(void)
  82 {
  83         ramster_remote_eph_pages_succ_get++;
  84 };
  85 static inline void inc_ramster_remote_pers_pages_succ_get(void)
  86 {
  87         ramster_remote_pers_pages_succ_get++;
  88 };
  89 static inline void inc_ramster_remote_eph_pages_unsucc_get(void)
  90 {
  91         ramster_remote_eph_pages_unsucc_get++;
  92 };
  93 static inline void inc_ramster_remote_pers_pages_unsucc_get(void)
  94 {
  95         ramster_remote_pers_pages_unsucc_get++;
  96 };
  97 static inline void inc_ramster_pers_pages_remote_nomem(void)
  98 {
  99         ramster_pers_pages_remote_nomem++;
 100 };
 101 static inline void inc_ramster_remote_objects_flushed(void)
 102 {
 103         ramster_remote_objects_flushed++;
 104 };
 105 static inline void inc_ramster_remote_object_flushes_failed(void)
 106 {
 107         ramster_remote_object_flushes_failed++;
 108 };
 109 static inline void inc_ramster_remote_pages_flushed(void)
 110 {
 111         ramster_remote_pages_flushed++;
 112 };
 113 static inline void inc_ramster_remote_page_flushes_failed(void)
 114 {
 115         ramster_remote_page_flushes_failed++;
 116 };
 117
 118 #else
 119
 120 static inline void inc_ramster_flnodes(void) { };
 121 static inline void dec_ramster_flnodes(void) { };
 122 static inline void inc_ramster_foreign_eph_pages(void) { };
 123 static inline void dec_ramster_foreign_eph_pages(void) { };
 124 static inline void inc_ramster_foreign_pers_pages(void) { };
 125 static inline void dec_ramster_foreign_pers_pages(void) { };
 126
 127 static inline void inc_ramster_eph_pages_remoted(void) { };
 128 static inline void inc_ramster_pers_pages_remoted(void) { };
 129 static inline void inc_ramster_eph_pages_remote_failed(void) { };
 130 static inline void inc_ramster_pers_pages_remote_failed(void) { };
 131 static inline void inc_ramster_remote_eph_pages_succ_get(void) { };
 132 static inline void inc_ramster_remote_pers_pages_succ_get(void) { };
 133 static inline void inc_ramster_remote_eph_pages_unsucc_get(void) { };
 134 static inline void inc_ramster_remote_pers_pages_unsucc_get(void) { };
 135 static inline void inc_ramster_pers_pages_remote_nomem(void) { };
 136 static inline void inc_ramster_remote_objects_flushed(void) { };
 137 static inline void inc_ramster_remote_object_flushes_failed(void) { };
 138 static inline void inc_ramster_remote_pages_flushed(void) { };
 139 static inline void inc_ramster_remote_page_flushes_failed(void) { };
 140
 141 static inline int ramster_debugfs_init(void)
 142 {
 143         return 0;
 144 }
 145 #endif