use-atomic-add-for-increment-counter.patch
application/octet-stream
Filename: use-atomic-add-for-increment-counter.patch
Type: application/octet-stream
Part: 0
Patch
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API reference →
Format: unified
| File | + | − |
|---|---|---|
| src/backend/access/transam/xlogprefetcher.c | 1 | 1 |
diff --git a/src/backend/access/transam/xlogprefetcher.c b/src/backend/access/transam/xlogprefetcher.c
index ed3aacabc9..3dbd4925bd 100644
--- a/src/backend/access/transam/xlogprefetcher.c
+++ b/src/backend/access/transam/xlogprefetcher.c
@@ -351,7 +351,7 @@ static inline void
XLogPrefetchIncrement(pg_atomic_uint64 *counter)
{
Assert(AmStartupProcess() || !IsUnderPostmaster);
- pg_atomic_write_u64(counter, pg_atomic_read_u64(counter) + 1);
+ pg_atomic_fetch_add_u64(counter, 1);
}
/*