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Diffstat (limited to 'src/backend/storage/buffer/localbuf.c')
| -rw-r--r-- | src/backend/storage/buffer/localbuf.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/backend/storage/buffer/localbuf.c b/src/backend/storage/buffer/localbuf.c index 3d5bc9193d3..3c6382456a2 100644 --- a/src/backend/storage/buffer/localbuf.c +++ b/src/backend/storage/buffer/localbuf.c @@ -744,8 +744,11 @@ GetLocalBufferStorage(void) /* And don't overflow MaxAllocSize, either */ num_bufs = Min(num_bufs, MaxAllocSize / BLCKSZ); - cur_block = (char *) MemoryContextAlloc(LocalBufferContext, - num_bufs * BLCKSZ); + /* Buffers should be I/O aligned. */ + cur_block = (char *) + TYPEALIGN(PG_IO_ALIGN_SIZE, + MemoryContextAlloc(LocalBufferContext, + num_bufs * BLCKSZ + PG_IO_ALIGN_SIZE)); next_buf_in_block = 0; num_bufs_in_block = num_bufs; } |