5.6.31-77.0

storage/tokudb/CMakeLists.txt

-SET(TOKUDB_VERSION 5.6.30-76.3)
+SET(TOKUDB_VERSION 5.6.31-77.0)
 # PerconaFT only supports x86-64 and cmake-2.8.9+
 IF(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64" AND
     NOT CMAKE_VERSION VERSION_LESS "2.8.9")
@@ -52,10 +52,6 @@ IF(DEFINED TOKUDB_NOPATCH_CONFIG)
     ADD_DEFINITIONS("-DTOKUDB_NOPATCH_CONFIG=${TOKUDB_NOPATCH_CONFIG}")
 ENDIF()
 
-IF(DEFINED TOKUDB_CHECK_JEMALLOC)
-    ADD_DEFINITIONS("-DTOKUDB_CHECK_JEMALLOC=${TOKUDB_CHECK_JEMALLOC}")
-ENDIF()
-
 macro(set_cflags_if_supported)
   foreach(flag ${ARGN})
     string(REGEX REPLACE "-" "_" temp_flag ${flag})

storage/tokudb/PerconaFT/buildheader/make_tdb.cc

@@ -420,6 +420,8 @@ static void print_db_env_struct (void) {
                              "int (*set_client_pool_threads)(DB_ENV *, uint32_t)",
                              "int (*set_cachetable_pool_threads)(DB_ENV *, uint32_t)",
                              "int (*set_checkpoint_pool_threads)(DB_ENV *, uint32_t)",
+                             "void (*set_check_thp)(DB_ENV *, bool new_val)",
+                             "bool (*get_check_thp)(DB_ENV *)",
                              NULL};
 
         sort_and_dump_fields("db_env", true, extra);

storage/tokudb/PerconaFT/src/ydb-internal.h

@@ -132,6 +132,7 @@ struct __toku_db_env_internal {
     int datadir_lockfd;
     int logdir_lockfd;
     int tmpdir_lockfd;
+    bool check_thp;                                     // if set check if transparent huge pages are disables
     uint64_t (*get_loader_memory_size_callback)(void);
     uint64_t default_lock_timeout_msec;
     uint64_t (*get_lock_timeout_callback)(uint64_t default_lock_timeout_msec);

storage/tokudb/PerconaFT/src/ydb.cc

@@ -623,32 +623,39 @@ ydb_recover_log_exists(DB_ENV *env) {
 }
 
 // Validate that all required files are present, no side effects.
-// Return 0 if all is well, ENOENT if some files are present but at least one is missing, 
+// Return 0 if all is well, ENOENT if some files are present but at least one is
+// missing,
 // other non-zero value if some other error occurs.
 // Set *valid_newenv if creating a new environment (all files missing).
-// (Note, if special dictionaries exist, then they were created transactionally and log should exist.)
-static int 
-validate_env(DB_ENV * env, bool * valid_newenv, bool need_rollback_cachefile) {
+// (Note, if special dictionaries exist, then they were created transactionally
+// and log should exist.)
+static int validate_env(DB_ENV *env,
+                        bool *valid_newenv,
+                        bool need_rollback_cachefile) {
     int r;
-    bool expect_newenv = false;        // set true if we expect to create a new env
+    bool expect_newenv = false;  // set true if we expect to create a new env
     toku_struct_stat buf;
-    char* path = NULL;
+    char *path = NULL;
 
     // Test for persistent environment
-    path = toku_construct_full_name(2, env->i->dir, toku_product_name_strings.environmentdictionary);
+    path = toku_construct_full_name(
+        2, env->i->dir, toku_product_name_strings.environmentdictionary);
     assert(path);
     r = toku_stat(path, &buf);
     if (r == 0) {
         expect_newenv = false;  // persistent info exists
-    }
-    else {
+    } else {
         int stat_errno = get_error_errno();
         if (stat_errno == ENOENT) {
             expect_newenv = true;
             r = 0;
-        }
-        else {
-            r = toku_ydb_do_error(env, stat_errno, "Unable to access persistent environment\n");
+        } else {
+            r = toku_ydb_do_error(
+                env,
+                stat_errno,
+                "Unable to access persistent environment [%s] in [%s]\n",
+                toku_product_name_strings.environmentdictionary,
+                env->i->dir);
             assert(r);
         }
     }
@@ -656,23 +663,40 @@ validate_env(DB_ENV * env, bool * valid_newenv, bool need_rollback_cachefile) {
 
     // Test for existence of rollback cachefile if it is expected to exist
     if (r == 0 && need_rollback_cachefile) {
-        path = toku_construct_full_name(2, env->i->dir, toku_product_name_strings.rollback_cachefile);
+        path = toku_construct_full_name(
+            2, env->i->dir, toku_product_name_strings.rollback_cachefile);
         assert(path);
         r = toku_stat(path, &buf);
-        if (r == 0) {  
-            if (expect_newenv)  // rollback cachefile exists, but persistent env is missing
-                r = toku_ydb_do_error(env, ENOENT, "Persistent environment is missing\n");
-        }
-        else {
+        if (r == 0) {
+            if (expect_newenv)  // rollback cachefile exists, but persistent env
+                                // is missing
+                r = toku_ydb_do_error(
+                    env,
+                    ENOENT,
+                    "Persistent environment is missing while looking for "
+                    "rollback cachefile [%s] in [%s]\n",
+                    toku_product_name_strings.rollback_cachefile, env->i->dir);
+        } else {
             int stat_errno = get_error_errno();
             if (stat_errno == ENOENT) {
-                if (!expect_newenv)  // rollback cachefile is missing but persistent env exists
-                    r = toku_ydb_do_error(env, ENOENT, "rollback cachefile directory is missing\n");
-                else 
-                    r = 0;           // both rollback cachefile and persistent env are missing
-            }
-            else {
-                r = toku_ydb_do_error(env, stat_errno, "Unable to access rollback cachefile\n");
+                if (!expect_newenv)  // rollback cachefile is missing but
+                                     // persistent env exists
+                    r = toku_ydb_do_error(
+                        env,
+                        ENOENT,
+                        "rollback cachefile [%s] is missing from [%s]\n",
+                        toku_product_name_strings.rollback_cachefile,
+                        env->i->dir);
+                else
+                    r = 0;  // both rollback cachefile and persistent env are
+                            // missing
+            } else {
+                r = toku_ydb_do_error(
+                    env,
+                    stat_errno,
+                    "Unable to access rollback cachefile [%s] in [%s]\n",
+                    toku_product_name_strings.rollback_cachefile,
+                    env->i->dir);
                 assert(r);
             }
         }
@@ -681,23 +705,41 @@ validate_env(DB_ENV * env, bool * valid_newenv, bool need_rollback_cachefile) {
 
     // Test for fileops directory
     if (r == 0) {
-        path = toku_construct_full_name(2, env->i->dir, toku_product_name_strings.fileopsdirectory);
+        path = toku_construct_full_name(
+            2, env->i->dir, toku_product_name_strings.fileopsdirectory);
         assert(path);
         r = toku_stat(path, &buf);
-        if (r == 0) {  
-            if (expect_newenv)  // fileops directory exists, but persistent env is missing
-                r = toku_ydb_do_error(env, ENOENT, "Persistent environment is missing\n");
-        }
-        else {
+        if (r == 0) {
+            if (expect_newenv)  // fileops directory exists, but persistent env
+                                // is missing
+                r = toku_ydb_do_error(
+                    env,
+                    ENOENT,
+                    "Persistent environment is missing while looking for "
+                    "fileops directory [%s] in [%s]\n",
+                    toku_product_name_strings.fileopsdirectory,
+                    env->i->dir);
+        } else {
             int stat_errno = get_error_errno();
             if (stat_errno == ENOENT) {
-                if (!expect_newenv)  // fileops directory is missing but persistent env exists
-                    r = toku_ydb_do_error(env, ENOENT, "Fileops directory is missing\n");
-                else 
-                    r = 0;           // both fileops directory and persistent env are missing
-            }
-            else {
-                r = toku_ydb_do_error(env, stat_errno, "Unable to access fileops directory\n");
+                if (!expect_newenv)  // fileops directory is missing but
+                                     // persistent env exists
+                    r = toku_ydb_do_error(
+                        env,
+                        ENOENT,
+                        "Fileops directory [%s] is missing from [%s]\n",
+                        toku_product_name_strings.fileopsdirectory,
+                        env->i->dir);
+                else
+                    r = 0;  // both fileops directory and persistent env are
+                            // missing
+            } else {
+                r = toku_ydb_do_error(
+                    env,
+                    stat_errno,
+                    "Unable to access fileops directory [%s] in [%s]\n",
+                    toku_product_name_strings.fileopsdirectory,
+                    env->i->dir);
                 assert(r);
             }
         }
@@ -709,16 +751,26 @@ validate_env(DB_ENV * env, bool * valid_newenv, bool need_rollback_cachefile) {
         // if using transactions, test for existence of log
         r = ydb_recover_log_exists(env);  // return 0 or ENOENT
         if (expect_newenv && (r != ENOENT))
-            r = toku_ydb_do_error(env, ENOENT, "Persistent environment information is missing (but log exists)\n");
+            r = toku_ydb_do_error(env,
+                                  ENOENT,
+                                  "Persistent environment information is "
+                                  "missing (but log exists) while looking for "
+                                  "recovery log files in [%s]\n",
+                                  env->i->real_log_dir);
         else if (!expect_newenv && r == ENOENT)
-            r = toku_ydb_do_error(env, ENOENT, "Recovery log is missing (persistent environment information is present)\n");
+            r = toku_ydb_do_error(env,
+                                  ENOENT,
+                                  "Recovery log is missing (persistent "
+                                  "environment information is present) while "
+                                  "looking for recovery log files in [%s]\n",
+                                  env->i->real_log_dir);
         else
             r = 0;
     }
 
     if (r == 0)
         *valid_newenv = expect_newenv;
-    else 
+    else
         *valid_newenv = false;
     return r;
 }
@@ -768,7 +820,7 @@ env_open(DB_ENV * env, const char *home, uint32_t flags, int mode) {
         goto cleanup;
     }
 
-    if (toku_os_huge_pages_enabled()) {
+    if (env->get_check_thp(env) && toku_os_huge_pages_enabled()) {
         r = toku_ydb_do_error(env, TOKUDB_HUGE_PAGES_ENABLED,
                               "Huge pages are enabled, disable them before continuing\n");
         goto cleanup;
@@ -1234,6 +1286,18 @@ env_set_checkpoint_pool_threads(DB_ENV * env, uint32_t threads) {
     return 0;
 }
 
+static void
+env_set_check_thp(DB_ENV * env, bool new_val) {
+    assert(env);
+    env->i->check_thp = new_val;
+}
+
+static bool
+env_get_check_thp(DB_ENV * env) {
+    assert(env);
+    return env->i->check_thp;
+}
+
 static int env_dbremove(DB_ENV * env, DB_TXN *txn, const char *fname, const char *dbname, uint32_t flags);
 
 static int
@@ -2634,6 +2698,8 @@ toku_env_create(DB_ENV ** envp, uint32_t flags) {
     USENV(get_loader_memory_size);
     USENV(set_killed_callback);
     USENV(do_backtrace);
+    USENV(set_check_thp);
+    USENV(get_check_thp);
 #undef USENV
     
     // unlocked methods
@@ -2659,6 +2725,8 @@ toku_env_create(DB_ENV ** envp, uint32_t flags) {
     env_fs_init(result);
     env_fsync_log_init(result);
 
+    result->i->check_thp = true;
+
     result->i->bt_compare = toku_builtin_compare_fun;
 
     r = toku_logger_create(&result->i->logger);

storage/tokudb/hatoku_defines.h

@@ -69,10 +69,6 @@ Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
 #pragma interface               /* gcc class implementation */
 #endif
 
-#if !defined(TOKUDB_CHECK_JEMALLOC)
-#define TOKUDB_CHECK_JEMALLOC 1
-#endif
-
 #if 100000 <= MYSQL_VERSION_ID && MYSQL_VERSION_ID <= 100099
 // mariadb 10.0
 #define TOKU_USE_DB_TYPE_TOKUDB 1

storage/tokudb/hatoku_hton.cc

@@ -278,7 +278,6 @@ static int tokudb_init_func(void *p) {
     db_env = NULL;
     tokudb_hton = (handlerton *) p;
 
-#if TOKUDB_CHECK_JEMALLOC
     if (tokudb::sysvars::check_jemalloc) {
         typedef int (*mallctl_type)(
             const char*,
@@ -305,7 +304,6 @@ static int tokudb_init_func(void *p) {
             goto error;
         }
     }
-#endif
 
     r = tokudb_set_product_name();
     if (r) {
@@ -550,6 +548,8 @@ static int tokudb_init_func(void *p) {
         db_env,
         tokudb_get_loader_memory_size_callback);
 
+    db_env->set_check_thp(db_env, tokudb::sysvars::check_jemalloc);
+
     r = db_env->open(
         db_env,
         tokudb_home,

storage/tokudb/mysql-test/tokudb/bulk-fetch-gen.py

@@ -71,6 +71,7 @@ tables = [
 ]
 
 # Code generation stats here
+print "source include/have_tokudb.inc;"
 print "# Tokutek"
 print "# Test that bulk fetch works with various table types"
 print ""

storage/tokudb/mysql-test/tokudb/locks-blocking-row-locks-testgen.py

@@ -56,6 +56,7 @@ write_range_queries = [
 timeouts = [0, 500]
 
 # Here's where all the magic happens
+print "source include/have_tokudb.inc;"
 print "# Tokutek"
 print "# Blocking row lock tests;"
 print "# Generated by %s on %s;" % (__file__, datetime.date.today())

storage/tokudb/mysql-test/tokudb/replace-ignore-gen.py

@@ -23,6 +23,7 @@ def sqlgen_explain_and_do(query):
 def sqlgen_drop_table():
     print "drop table t;"
 
+print "source include/have_tokudb.inc;"
 print "# Tokutek"
 print "# Test that replace into and insert ignore insertions "
 print "# work under various index schemas. "

storage/tokudb/mysql-test/tokudb/t/change_column_bin.py

@@ -22,6 +22,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_bin.py"
     print "# test binary expansion is hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_bin_rename.py

@@ -26,6 +26,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_char_rename.py"
     print "# test char expansion + rename is hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_blob.py

 import sys
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_blob.py"
     print "# generate hot blob expansion test cases"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_char.py

@@ -22,6 +22,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_char.py"
     print "# test char expansion"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_char_binary.py

@@ -23,6 +23,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_char_binary.py"
     print "# test that char(X) <-> binary(X) is not hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_char_charbinary.py

@@ -23,6 +23,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_char_charbinary.py"
     print "# test that char(X) <-> char(X) binary is not hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_char_rename.py

@@ -26,6 +26,7 @@ def gen_test(n):
     print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_char_rename.py"
     print "# test char expansion + rename is hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_int.py

@@ -25,6 +25,7 @@ def gen_test(types, values):
                 print "DROP TABLE ti;"
             print "DROP TABLE t;"
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_int.py"
     print "# test int expansion is hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_int_key.py

@@ -25,6 +25,7 @@ def gen_test(types):
                 print "DROP TABLE t;"
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_int_key.py"
     print "# ensure that changing an int column that is part of a key is not hot"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_int_not_supported.py

@@ -21,6 +21,7 @@ def gen_tests(int_types, modifiers):
         for from_modifier in range(len(modifiers)):
             gen_tests_for_int(from_int, from_modifier, int_types, modifiers)
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_int_not_supported.py"
     print "# ensure that int types are only expanded and are not cnverted to some other type"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_int_rename.py

@@ -27,6 +27,7 @@ def gen_test(types, values):
                 print "DROP TABLE ti;"
             print "DROP TABLE t;"
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_int_rename.py"
     print "--disable_warnings"
     print "DROP TABLE IF EXISTS t, ti;"

storage/tokudb/mysql-test/tokudb/t/change_column_multiple_columns.py

@@ -6,6 +6,7 @@ old_types = [ 'VARCHAR(1)', 'VARBINARY(1)', 'INT', 'CHAR(1)', 'BINARY(1)' ]
 new_types = [ 'VARCHAR(2)', 'VARBINARY(2)', 'BIGINT', 'CHAR(2)', 'BINARY(2)' ]
 
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test generated by change_multiple_columns.py"
     print "# this test generated multiple column changes which should all fail since we support only one at a time"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/change_column_text.py

 import sys
 def main():
+    print "source include/have_tokudb.inc;"
     print "# this test is generated by change_text.py"
     print "# generate hot text expansion test cases"
     print "--disable_warnings"

storage/tokudb/mysql-test/tokudb/t/i_s_tokudb_lock_waits_released.test

@@ -48,6 +48,9 @@ select trx_id,trx_mysql_thread_id from information_schema.tokudb_trx;
 connection conn_a;
 commit;
 # verify that the lock on the 1st transaction is released and replaced by the lock for the 2nd transaction
+let $wait_condition= select count(*)=1 from information_schema.tokudb_locks where locks_dname='./test/t-main';
+source include/wait_condition.inc;
+
 replace_column 1 TRX_ID 2 MYSQL_ID;
 select * from information_schema.tokudb_locks;
 select * from information_schema.tokudb_lock_waits;

storage/tokudb/mysql-test/tokudb/t/i_s_tokudb_locks_released.test

@@ -39,6 +39,9 @@ eval select * from information_schema.tokudb_locks;
 connection conn_a;
 commit;
 # verify that the lock on the 1st transaction is released and replaced by the lock for the 2nd transaction
+let $wait_condition= select count(*)=1 from information_schema.tokudb_locks where locks_dname='./test/t-main';
+source include/wait_condition.inc;
+
 replace_column 1 TRX_ID 2 MYSQL_ID;
 select * from information_schema.tokudb_locks;
 

storage/tokudb/mysql-test/tokudb/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_add_index/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_alter_table/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_backup/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD $TOKUDB_BACKUP_OPT $TOKUDB_BACKUP_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD $TOKUDB_BACKUP_OPT $TOKUDB_BACKUP_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_bugs/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_parts/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_rpl/t/rpl_rfr_disable_on_expl_pk_absence-slave.opt

---read-only=true --tokudb-rpl-unique-checks=false --tokudb-rpl-lookup-rows=false
+--read-only=true --loose-tokudb-rpl-unique-checks=false --loose-tokudb-rpl-lookup-rows=false

storage/tokudb/mysql-test/tokudb_rpl/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/mysql-test/tokudb_sys_vars/t/suite.opt

-$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0
+$TOKUDB_OPT $TOKUDB_LOAD_ADD --loose-tokudb-check-jemalloc=0 --loose-tokudb-cache-size=512M --loose-tokudb-block-size=1M

storage/tokudb/tokudb_sysvars.cc

@@ -74,9 +74,7 @@ char*       gdb_path = NULL;
 my_bool     gdb_on_fatal = FALSE;
 #endif
 
-#if TOKUDB_CHECK_JEMALLOC
-uint        check_jemalloc = 0;
-#endif
+my_bool        check_jemalloc = TRUE;
 
 static MYSQL_SYSVAR_ULONGLONG(
     cache_size,
@@ -416,19 +414,14 @@ static MYSQL_SYSVAR_BOOL(
     true);
 #endif
 
-#if TOKUDB_CHECK_JEMALLOC
-static MYSQL_SYSVAR_UINT(
+static MYSQL_SYSVAR_BOOL(
     check_jemalloc,
     check_jemalloc,
-    0,
-    "check if jemalloc is linked",
+    PLUGIN_VAR_READONLY|PLUGIN_VAR_RQCMDARG,
+    "check if jemalloc is linked and transparent huge pages are disabled",
     NULL,
     NULL,
-    1,
-    0,
-    1,
-    0);
-#endif
+    TRUE);
 
 
 //******************************************************************************
@@ -948,9 +941,7 @@ st_mysql_sys_var* system_variables[] = {
     MYSQL_SYSVAR(gdb_on_fatal),
 #endif
 
-#if TOKUDB_CHECK_JEMALLOC
     MYSQL_SYSVAR(check_jemalloc),
-#endif
 
     // session vars
     MYSQL_SYSVAR(alter_print_error),

storage/tokudb/tokudb_sysvars.h

@@ -88,9 +88,7 @@ extern char*        gdb_path;
 extern my_bool      gdb_on_fatal;
 #endif
 
-#if TOKUDB_CHECK_JEMALLOC
-extern uint         check_jemalloc;
-#endif
+extern my_bool         check_jemalloc;
 
 #if TOKUDB_DEBUG
 // used to control background job manager