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path: root/src/backend/access/heap/rewriteheap.c
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-rw-r--r--src/backend/access/heap/rewriteheap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/access/heap/rewriteheap.c b/src/backend/access/heap/rewriteheap.c
index ae0282a70ee..424958912c7 100644
--- a/src/backend/access/heap/rewriteheap.c
+++ b/src/backend/access/heap/rewriteheap.c
@@ -255,7 +255,7 @@ begin_heap_rewrite(Relation old_heap, Relation new_heap, TransactionId oldest_xm
state->rs_old_rel = old_heap;
state->rs_new_rel = new_heap;
- state->rs_buffer = (Page) palloc(BLCKSZ);
+ state->rs_buffer = (Page) palloc_aligned(BLCKSZ, PG_IO_ALIGN_SIZE, 0);
/* new_heap needn't be empty, just locked */
state->rs_blockno = RelationGetNumberOfBlocks(new_heap);
state->rs_buffer_valid = false;