#250 restore proc info to valid pointers in commit, abort, analyze, and optimize

storage/tokudb/ha_tokudb.cc

@@ -469,7 +469,6 @@ typedef struct index_read_info {
     DBT* orig_key;
 } *INDEX_READ_INFO;
 
-
 static int ai_poll_fun(void *extra, float progress) {
     LOADER_CONTEXT context = (LOADER_CONTEXT)extra;
     if (context->thd->killed) {
@@ -3322,10 +3321,10 @@ int ha_tokudb::end_bulk_insert(bool abort) {
     if (loader) {
         if (!abort_loader && !thd->killed) {
             DBUG_EXECUTE_IF("tokudb_end_bulk_insert_sleep", {
-                const char *old_proc_info = tokudb_thd_get_proc_info(thd);
+                const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
                 thd_proc_info(thd, "DBUG sleep");
                 my_sleep(20000000);
-                thd_proc_info(thd, old_proc_info);
+                thd_proc_info(thd, orig_proc_info);
             });
             error = loader->close(loader);
             loader = NULL;
@@ -3398,7 +3397,7 @@ int ha_tokudb::is_index_unique(bool* is_unique, DB_TXN* txn, DB* db, KEY* key_in
     uint64_t cnt = 0;
     char status_msg[MAX_ALIAS_NAME + 200]; //buffer of 200 should be a good upper bound.
     THD* thd = ha_thd();
-    const char *old_proc_info = tokudb_thd_get_proc_info(thd);
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     memset(&key1, 0, sizeof(key1));
     memset(&key2, 0, sizeof(key2));
     memset(&val, 0, sizeof(val));
@@ -3475,7 +3474,7 @@ int ha_tokudb::is_index_unique(bool* is_unique, DB_TXN* txn, DB* db, KEY* key_in
     error = 0;
 
 cleanup:
-    thd_proc_info(thd, old_proc_info);
+    thd_proc_info(thd, orig_proc_info);
     if (tmp_cursor1) {
         tmp_cursor1->c_close(tmp_cursor1);
         tmp_cursor1 = NULL;
@@ -7429,7 +7428,7 @@ int ha_tokudb::tokudb_add_index(
     DBC* tmp_cursor = NULL;
     int cursor_ret_val = 0;
     DBT curr_pk_key, curr_pk_val;
-    THD* thd = ha_thd(); 
+    THD* thd = ha_thd();
     DB_LOADER* loader = NULL;
     DB_INDEXER* indexer = NULL;
     bool loader_save_space = get_load_save_space(thd);
@@ -7467,7 +7466,7 @@ int ha_tokudb::tokudb_add_index(
     //
     // status message to be shown in "show process list"
     //
-    const char *old_proc_info = tokudb_thd_get_proc_info(thd);
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     char status_msg[MAX_ALIAS_NAME + 200]; //buffer of 200 should be a good upper bound.
     ulonglong num_processed = 0; //variable that stores number of elements inserted thus far
     thd_proc_info(thd, "Adding indexes");
@@ -7785,7 +7784,7 @@ int ha_tokudb::tokudb_add_index(
 another transaction has accessed the table. \
 To add indexes, make sure no transactions touch the table.", share->table_name);
     }
-    thd_proc_info(thd, old_proc_info);
+    thd_proc_info(thd, orig_proc_info);
     TOKUDB_HANDLER_DBUG_RETURN(error ? error : loader_error);
 }
 

storage/tokudb/ha_tokudb_admin.cc

@@ -128,6 +128,7 @@ static int analyze_progress(void *v_extra, uint64_t rows) {
 
 int ha_tokudb::analyze(THD *thd, HA_CHECK_OPT *check_opt) {
     TOKUDB_HANDLER_DBUG_ENTER("%s", share->table_name);
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     uint64_t rec_per_key[table_share->key_parts];
     int result = HA_ADMIN_OK;
 
@@ -174,6 +175,7 @@ int ha_tokudb::analyze(THD *thd, HA_CHECK_OPT *check_opt) {
         if (error) 
             result = HA_ADMIN_FAILED;
     }
+    thd_proc_info(thd, orig_proc_info);
     TOKUDB_HANDLER_DBUG_RETURN(result);
 }
 
@@ -254,12 +256,14 @@ int ha_tokudb::do_optimize(THD *thd) {
 
 int ha_tokudb::optimize(THD *thd, HA_CHECK_OPT *check_opt) {
     TOKUDB_HANDLER_DBUG_ENTER("%s", share->table_name);
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     int error;
 #if TOKU_OPTIMIZE_WITH_RECREATE
     error = HA_ADMIN_TRY_ALTER;
 #else
     error = do_optimize(thd);
 #endif
+    thd_proc_info(thd, orig_proc_info);
     TOKUDB_HANDLER_DBUG_RETURN(error);
 }
 
@@ -290,10 +294,7 @@ static void ha_tokudb_check_info(THD *thd, TABLE *table, const char *msg) {
 
 int ha_tokudb::check(THD *thd, HA_CHECK_OPT *check_opt) {
     TOKUDB_HANDLER_DBUG_ENTER("%s", share->table_name);
-
-    const char *old_proc_info = tokudb_thd_get_proc_info(thd);
-    thd_proc_info(thd, "tokudb::check");
-
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     int result = HA_ADMIN_OK;
     int r;
 
@@ -345,6 +346,6 @@ int ha_tokudb::check(THD *thd, HA_CHECK_OPT *check_opt) {
             }
         }
     }
-    thd_proc_info(thd, old_proc_info);
+    thd_proc_info(thd, orig_proc_info);
     TOKUDB_HANDLER_DBUG_RETURN(result);
 }

storage/tokudb/hatoku_hton.cc

@@ -685,25 +685,27 @@ static void txn_progress_func(TOKU_TXN_PROGRESS progress, void* extra) {
 }
 
 static void commit_txn_with_progress(DB_TXN* txn, uint32_t flags, THD* thd) {
-    int r;
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     struct txn_progress_info info;
     info.thd = thd;
-    r = txn->commit_with_progress(txn, flags, txn_progress_func, &info);
+    int r = txn->commit_with_progress(txn, flags, txn_progress_func, &info);
     if (r != 0) {
         sql_print_error("tried committing transaction %p and got error code %d", txn, r);
     }
     assert(r == 0);
+    thd_proc_info(thd, orig_proc_info);
 }
 
 static void abort_txn_with_progress(DB_TXN* txn, THD* thd) {
-    int r;
+    const char *orig_proc_info = tokudb_thd_get_proc_info(thd);
     struct txn_progress_info info;
     info.thd = thd;
-    r = txn->abort_with_progress(txn, txn_progress_func, &info);
+    int r = txn->abort_with_progress(txn, txn_progress_func, &info);
     if (r != 0) {
         sql_print_error("tried aborting transaction %p and got error code %d", txn, r);
     }
     assert(r == 0);
+    thd_proc_info(thd, orig_proc_info);
 }
 
 static void tokudb_cleanup_handlers(tokudb_trx_data *trx, DB_TXN *txn) {