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| author | Robert Haas <rhaas@postgresql.org> | 2017-12-21 09:09:04 -0500 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2017-12-21 09:24:30 -0500 |
| commit | 59d1e2b95a826869e2789ffe01e9e552148eefde (patch) | |
| tree | 998fb89ee346fa0ba8c56be42daa65da21e0eb2a /contrib/btree_gist | |
| parent | 1804284042e659e7d16904e7bbb0ad546394b6a3 (diff) | |
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 'contrib/btree_gist')
0 files changed, 0 insertions, 0 deletions