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-rw-r--r--src/backend/storage/lmgr/lmgr.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/storage/lmgr/lmgr.c b/src/backend/storage/lmgr/lmgr.c
index 094522acb41..ae883ffac2b 100644
--- a/src/backend/storage/lmgr/lmgr.c
+++ b/src/backend/storage/lmgr/lmgr.c
@@ -711,7 +711,10 @@ XactLockTableWait(TransactionId xid, Relation rel, ItemPointer ctid,
* through, to avoid slowing down the normal case.)
*/
if (!first)
+ {
+ CHECK_FOR_INTERRUPTS();
pg_usleep(1000L);
+ }
first = false;
xid = SubTransGetTopmostTransaction(xid);
}
@@ -749,7 +752,10 @@ ConditionalXactLockTableWait(TransactionId xid)
/* See XactLockTableWait about this case */
if (!first)
+ {
+ CHECK_FOR_INTERRUPTS();
pg_usleep(1000L);
+ }
first = false;
xid = SubTransGetTopmostTransaction(xid);
}