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-rw-r--r--src/backend/tcop/postgres.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 2b53ebf97dc..28055680aad 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -4323,22 +4323,11 @@ PostgresMain(int argc, char *argv[],
firstchar = ReadCommand(&input_message);
/*
- * (4) disable async signal conditions again.
+ * (4) turn off the idle-in-transaction and idle-session timeouts, if
+ * active. We do this before step (5) so that any last-moment timeout
+ * is certain to be detected in step (5).
*
- * Query cancel is supposed to be a no-op when there is no query in
- * progress, so if a query cancel arrived while we were idle, just
- * reset QueryCancelPending. ProcessInterrupts() has that effect when
- * it's called when DoingCommandRead is set, so check for interrupts
- * before resetting DoingCommandRead.
- */
- CHECK_FOR_INTERRUPTS();
- DoingCommandRead = false;
-
- /*
- * (5) turn off the idle-in-transaction and idle-session timeouts, if
- * active.
- *
- * At most one of these two will be active, so there's no need to
+ * At most one of these timeouts will be active, so there's no need to
* worry about combining the timeout.c calls into one.
*/
if (idle_in_transaction_timeout_enabled)
@@ -4353,6 +4342,18 @@ PostgresMain(int argc, char *argv[],
}
/*
+ * (5) disable async signal conditions again.
+ *
+ * Query cancel is supposed to be a no-op when there is no query in
+ * progress, so if a query cancel arrived while we were idle, just
+ * reset QueryCancelPending. ProcessInterrupts() has that effect when
+ * it's called when DoingCommandRead is set, so check for interrupts
+ * before resetting DoingCommandRead.
+ */
+ CHECK_FOR_INTERRUPTS();
+ DoingCommandRead = false;
+
+ /*
* (6) check for any other interesting events that happened while we
* slept.
*/