diff options
| author | Robert Haas <rhaas@postgresql.org> | 2017-12-21 09:09:04 -0500 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2017-12-21 09:24:48 -0500 |
| commit | f3decdc94ea3dea05715325757db7b0295672bbe (patch) | |
| tree | 7d46e9a5bb5fea5d3af0879788ab7db80b9137b0 /src/backend/access/gist/gistutil.c | |
| parent | 7be0d775a2e78d052c00f154741e9d8d76166fa3 (diff) | |
| download | postgresql-f3decdc94ea3dea05715325757db7b0295672bbe.tar.gz postgresql-f3decdc94ea3dea05715325757db7b0295672bbe.zip | |
Cancel CV sleep during subtransaction abort.
Generally, error recovery paths that need to do things like
LWLockReleaseAll and pgstat_report_wait_end also need to call
ConditionVariableCancelSleep, but AbortSubTransaction was missed.
Since subtransaction abort might destroy up the DSM segment that
contains the ConditionVariable stored in cv_sleep_target, this
can result in a crash for anything using condition variables.
Reported and diagnosed by Andres Freund.
Discussion: http://postgr.es/m/20171221110048.rxk6464azzl5t2fi@alap3.anarazel.de
Diffstat (limited to 'src/backend/access/gist/gistutil.c')
0 files changed, 0 insertions, 0 deletions