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[4.1.x] orte/orted: enable OPAL's mutli-thread support #8362

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Merged
jsquyres merged 1 commit into from
Jan 11, 2021
Merged

[4.1.x] orte/orted: enable OPAL's mutli-thread support #8362

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6 changes: 6 additions & 0 deletions orte/orted/orted_main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -370,6 +370,12 @@ int orte_daemon(int argc, char *argv[])
*/
opal_finalize_util();

/* orted uses multiple threads, thus need to enable opal's multi-thread support,
* otherwise, OPAL_RELEASE will not use atomic operations to update object's
* reference counter, which will lead to double free issue.
*/
opal_set_using_threads(true);

/* bind ourselves if so directed */
if (NULL != orte_daemon_cores) {
char **cores=NULL, tmp[128];
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