ceph/src/rocksdb/utilities/transactions/lock/range/range_tree/lib/standalone_port.cc

   1 #ifndef ROCKSDB_LITE
   2 #ifndef OS_WIN
   3 /*
   4   This is a dump ground to make Lock Tree work without the rest of TokuDB.
   5 */
   6 #include <string.h>
   7
   8 #include "db.h"
   9 #include "ft/ft-status.h"
  10 #include "portability/memory.h"
  11 #include "util/dbt.h"
  12
  13 // portability/os_malloc.cc
  14
  15 void toku_free(void *p) { free(p); }
  16
  17 void *toku_xmalloc(size_t size) { return malloc(size); }
  18
  19 void *toku_xrealloc(void *v, size_t size) { return realloc(v, size); }
  20
  21 void *toku_xmemdup(const void *v, size_t len) {
  22   void *p = toku_xmalloc(len);
  23   memcpy(p, v, len);
  24   return p;
  25 }
  26
  27 // TODO: what are the X-functions? Xcalloc, Xrealloc?
  28 void *toku_xcalloc(size_t nmemb, size_t size) { return calloc(nmemb, size); }
  29
  30 // ft-ft-opts.cc:
  31
  32 // locktree
  33 toku_instr_key lock_request_m_wait_cond_key;
  34 toku_instr_key manager_m_escalator_done_key;
  35 toku_instr_key locktree_request_info_mutex_key;
  36 toku_instr_key locktree_request_info_retry_mutex_key;
  37 toku_instr_key locktree_request_info_retry_cv_key;
  38
  39 toku_instr_key treenode_mutex_key;
  40 toku_instr_key manager_mutex_key;
  41 toku_instr_key manager_escalation_mutex_key;
  42 toku_instr_key manager_escalator_mutex_key;
  43
  44 // portability/memory.cc
  45 size_t toku_memory_footprint(void *, size_t touched) { return touched; }
  46
  47 // ft/ft-status.c
  48 // PORT2: note: the @c parameter to TOKUFT_STATUS_INIT must not start with
  49 //   "TOKU"
  50 LTM_STATUS_S ltm_status;
  51 void LTM_STATUS_S::init() {
  52   if (m_initialized) return;
  53 #define LTM_STATUS_INIT(k, c, t, l)                    \
  54   TOKUFT_STATUS_INIT((*this), k, c, t, "locktree: " l, \
  55                      TOKU_ENGINE_STATUS | TOKU_GLOBAL_STATUS)
  56   LTM_STATUS_INIT(LTM_SIZE_CURRENT, LOCKTREE_MEMORY_SIZE, STATUS_UINT64,
  57                   "memory size");
  58   LTM_STATUS_INIT(LTM_SIZE_LIMIT, LOCKTREE_MEMORY_SIZE_LIMIT, STATUS_UINT64,
  59                   "memory size limit");
  60   LTM_STATUS_INIT(LTM_ESCALATION_COUNT, LOCKTREE_ESCALATION_NUM, STATUS_UINT64,
  61                   "number of times lock escalation ran");
  62   LTM_STATUS_INIT(LTM_ESCALATION_TIME, LOCKTREE_ESCALATION_SECONDS,
  63                   STATUS_TOKUTIME, "time spent running escalation (seconds)");
  64   LTM_STATUS_INIT(LTM_ESCALATION_LATEST_RESULT,
  65                   LOCKTREE_LATEST_POST_ESCALATION_MEMORY_SIZE, STATUS_UINT64,
  66                   "latest post-escalation memory size");
  67   LTM_STATUS_INIT(LTM_NUM_LOCKTREES, LOCKTREE_OPEN_CURRENT, STATUS_UINT64,
  68                   "number of locktrees open now");
  69   LTM_STATUS_INIT(LTM_LOCK_REQUESTS_PENDING, LOCKTREE_PENDING_LOCK_REQUESTS,
  70                   STATUS_UINT64, "number of pending lock requests");
  71   LTM_STATUS_INIT(LTM_STO_NUM_ELIGIBLE, LOCKTREE_STO_ELIGIBLE_NUM,
  72                   STATUS_UINT64, "number of locktrees eligible for the STO");
  73   LTM_STATUS_INIT(LTM_STO_END_EARLY_COUNT, LOCKTREE_STO_ENDED_NUM,
  74                   STATUS_UINT64,
  75                   "number of times a locktree ended the STO early");
  76   LTM_STATUS_INIT(LTM_STO_END_EARLY_TIME, LOCKTREE_STO_ENDED_SECONDS,
  77                   STATUS_TOKUTIME, "time spent ending the STO early (seconds)");
  78   LTM_STATUS_INIT(LTM_WAIT_COUNT, LOCKTREE_WAIT_COUNT, STATUS_UINT64,
  79                   "number of wait locks");
  80   LTM_STATUS_INIT(LTM_WAIT_TIME, LOCKTREE_WAIT_TIME, STATUS_UINT64,
  81                   "time waiting for locks");
  82   LTM_STATUS_INIT(LTM_LONG_WAIT_COUNT, LOCKTREE_LONG_WAIT_COUNT, STATUS_UINT64,
  83                   "number of long wait locks");
  84   LTM_STATUS_INIT(LTM_LONG_WAIT_TIME, LOCKTREE_LONG_WAIT_TIME, STATUS_UINT64,
  85                   "long time waiting for locks");
  86   LTM_STATUS_INIT(LTM_TIMEOUT_COUNT, LOCKTREE_TIMEOUT_COUNT, STATUS_UINT64,
  87                   "number of lock timeouts");
  88   LTM_STATUS_INIT(LTM_WAIT_ESCALATION_COUNT, LOCKTREE_WAIT_ESCALATION_COUNT,
  89                   STATUS_UINT64, "number of waits on lock escalation");
  90   LTM_STATUS_INIT(LTM_WAIT_ESCALATION_TIME, LOCKTREE_WAIT_ESCALATION_TIME,
  91                   STATUS_UINT64, "time waiting on lock escalation");
  92   LTM_STATUS_INIT(LTM_LONG_WAIT_ESCALATION_COUNT,
  93                   LOCKTREE_LONG_WAIT_ESCALATION_COUNT, STATUS_UINT64,
  94                   "number of long waits on lock escalation");
  95   LTM_STATUS_INIT(LTM_LONG_WAIT_ESCALATION_TIME,
  96                   LOCKTREE_LONG_WAIT_ESCALATION_TIME, STATUS_UINT64,
  97                   "long time waiting on lock escalation");
  98
  99   m_initialized = true;
 100 #undef LTM_STATUS_INIT
 101 }
 102 void LTM_STATUS_S::destroy() {
 103   if (!m_initialized) return;
 104   for (int i = 0; i < LTM_STATUS_NUM_ROWS; ++i) {
 105     if (status[i].type == STATUS_PARCOUNT) {
 106       // PORT: TODO?? destroy_partitioned_counter(status[i].value.parcount);
 107     }
 108   }
 109 }
 110
 111 int toku_keycompare(const void *key1, size_t key1len, const void *key2,
 112                     size_t key2len) {
 113   size_t comparelen = key1len < key2len ? key1len : key2len;
 114   int c = memcmp(key1, key2, comparelen);
 115   if (__builtin_expect(c != 0, 1)) {
 116     return c;
 117   } else {
 118     if (key1len < key2len) {
 119       return -1;
 120     } else if (key1len > key2len) {
 121       return 1;
 122     } else {
 123       return 0;
 124     }
 125   }
 126 }
 127
 128 int toku_builtin_compare_fun(const DBT *a, const DBT *b) {
 129   return toku_keycompare(a->data, a->size, b->data, b->size);
 130 }
 131 #endif  // OS_WIN
 132 #endif  // ROCKSDB_LITE