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-rw-r--r--erts/emulator/beam/erl_thr_progress.c70
1 files changed, 33 insertions, 37 deletions
diff --git a/erts/emulator/beam/erl_thr_progress.c b/erts/emulator/beam/erl_thr_progress.c
index 664c479eb6..7148b756e7 100644
--- a/erts/emulator/beam/erl_thr_progress.c
+++ b/erts/emulator/beam/erl_thr_progress.c
@@ -3,16 +3,17 @@
*
* Copyright Ericsson AB 2011-2013. All Rights Reserved.
*
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
*
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
* %CopyrightEnd%
*/
@@ -1335,25 +1336,10 @@ erts_thr_progress_block(void)
thr_progress_block(tmp_thr_prgr_data(NULL), 1);
}
-void
-erts_thr_progress_fatal_error_block(SWord timeout,
- ErtsThrPrgrData *tmp_tpd_bufp)
+int
+erts_thr_progress_fatal_error_block(ErtsThrPrgrData *tmp_tpd_bufp)
{
ErtsThrPrgrData *tpd = perhaps_thr_prgr_data(NULL);
- erts_aint32_t bc;
- SWord time_left = timeout;
- SysTimeval to;
-
- /*
- * Counting poll intervals may give us a too long timeout
- * if cpu is busy. If we got tolerant time of day we use it
- * to prevent this.
- */
- if (!erts_disable_tolerant_timeofday) {
- erts_get_timeval(&to);
- to.tv_sec += timeout / 1000;
- to.tv_sec += timeout % 1000;
- }
if (!tpd) {
/*
@@ -1366,9 +1352,25 @@ erts_thr_progress_fatal_error_block(SWord timeout,
init_tmp_thr_prgr_data(tpd);
}
- bc = thr_progress_block(tpd, 0);
- if (bc == 0)
- return; /* Succefully blocked all managed threads */
+ /* Returns number of threads that have not yes been blocked */
+ return thr_progress_block(tpd, 0);
+}
+
+void
+erts_thr_progress_fatal_error_wait(SWord timeout) {
+ erts_aint32_t bc;
+ SWord time_left = timeout;
+ ErtsMonotonicTime timeout_time;
+ ErtsSchedulerData *esdp = erts_get_scheduler_data();
+
+ /*
+ * Counting poll intervals may give us a too long timeout
+ * if cpu is busy. We use timeout time to try to prevent
+ * this. In case we havn't got time correction this may
+ * however fail too...
+ */
+ timeout_time = erts_get_monotonic_time(esdp);
+ timeout_time += ERTS_MSEC_TO_MONOTONIC((ErtsMonotonicTime) timeout);
while (1) {
if (erts_milli_sleep(ERTS_THR_PRGR_FTL_ERR_BLCK_POLL_INTERVAL) == 0)
@@ -1378,14 +1380,8 @@ erts_thr_progress_fatal_error_block(SWord timeout,
break; /* Succefully blocked all managed threads */
if (time_left <= 0)
break; /* Timeout */
- if (!erts_disable_tolerant_timeofday) {
- SysTimeval now;
- erts_get_timeval(&now);
- if (now.tv_sec > to.tv_sec)
- break; /* Timeout */
- if (now.tv_sec == to.tv_sec && now.tv_usec >= to.tv_usec)
- break; /* Timeout */
- }
+ if (timeout_time <= erts_get_monotonic_time(esdp))
+ break; /* Timeout */
}
}