diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/buffer/bufmgr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c index 1cd0ac806a7..c2ef53f4617 100644 --- a/src/backend/storage/buffer/bufmgr.c +++ b/src/backend/storage/buffer/bufmgr.c @@ -2079,8 +2079,10 @@ BufferGetLSNAtomic(Buffer buffer) char *page = BufferGetPage(buffer); XLogRecPtr lsn; - /* Local buffers don't need a lock. */ - if (BufferIsLocal(buffer)) + /* + * If we don't need locking for correctness, fastpath out. + */ + if (!DataChecksumsEnabled() || BufferIsLocal(buffer)) return PageGetLSN(page); /* Make sure we've got a real buffer, and that we hold a pin on it. */ |