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Silence the libevent warning when a proc abnormally terminates by cleaning up the error registrations #2251

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merged 2 commits into from
Oct 19, 2016

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rhc54
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@rhc54 rhc54 commented Oct 19, 2016

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@rhc54 rhc54 added the bug label Oct 19, 2016
@rhc54 rhc54 added this to the v2.0.2 milestone Oct 19, 2016
peer->index, NULL);
PMIX_RELEASE(peer);
/* remove all registered event handlers so libevent doesn't complain */
PMIX_LIST_FOREACH_SAFE(reginfoptr, regnext, &pmix_server_globals.client_eventregs, pmix_regevents_info_t) {
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Do you need a lock around accessing the members of this list? I.e., with a name like "globals", does that imply that another thread may be accessing it at the same time?

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no, we are in an event and therefore safe from any other thread access

/* remove all registered event handlers so libevent doesn't complain */
PMIX_LIST_FOREACH_SAFE(reginfoptr, regnext, &pmix_server_globals.client_eventregs, pmix_regevents_info_t) {
if (reginfoptr->peer == peer) {
PMIX_RELEASE(reginfoptr);
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Per IM discussion -- @rhc54 is going to bring over another change here for removing the item from the list.

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Travis looks kind of borked up again. I'll give it another 30 minutes

@hppritcha hppritcha merged commit 2515509 into open-mpi:v2.0.x Oct 19, 2016
@rhc54 rhc54 deleted the cmr2.0.x/libevent branch October 31, 2016 16:24
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3 participants