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| author | Nathan Bossart <nathan@postgresql.org> | 2023-11-15 15:04:18 -0600 |
|---|---|---|
| committer | Nathan Bossart <nathan@postgresql.org> | 2023-11-15 15:04:39 -0600 |
| commit | a54129e8b6968642fc18cdf61e551d4aa6774ee2 (patch) | |
| tree | 6c4c04a2abb6b148893a0ef6fe56afc44729d096 /src | |
| parent | c532be99d7b8101561d9b99b889ccc9ee6f88333 (diff) | |
| download | postgresql-a54129e8b6968642fc18cdf61e551d4aa6774ee2.tar.gz postgresql-a54129e8b6968642fc18cdf61e551d4aa6774ee2.zip | |
Fix fallback implementation for pg_atomic_test_set_flag().
The fallback implementation of pg_atomic_test_set_flag() that uses
atomic-exchange gives pg_atomic_exchange_u32_impl() an extra
argument. This issue has been present since the introduction of
the atomics API in commit b64d92f1a5.
Reviewed-by: Andres Freund
Discussion: https://postgr.es/m/20231114035439.GA1809032%40nathanxps13
Backpatch-through: 12
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/port/atomics/generic.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/port/atomics/generic.h b/src/include/port/atomics/generic.h index 6d094dc4a40..05fc2998e98 100644 --- a/src/include/port/atomics/generic.h +++ b/src/include/port/atomics/generic.h @@ -83,7 +83,7 @@ pg_atomic_init_flag_impl(volatile pg_atomic_flag *ptr) static inline bool pg_atomic_test_set_flag_impl(volatile pg_atomic_flag *ptr) { - return pg_atomic_exchange_u32_impl(ptr, &value, 1) == 0; + return pg_atomic_exchange_u32_impl(ptr, 1) == 0; } #define PG_HAVE_ATOMIC_UNLOCKED_TEST_FLAG |