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| author | Joe Conway <mail@joeconway.com> | 2020-06-05 16:49:32 -0400 |
|---|---|---|
| committer | Joe Conway <mail@joeconway.com> | 2020-06-05 16:49:32 -0400 |
| commit | 3cbf4be3e0eb36ce9e433c5bb1f0517f69a3fecc (patch) | |
| tree | 0a48d01dc29032af6de089b85bbeff029de53d48 | |
| parent | 6490376e56b09befe3d4e6792beb1d2328b61b44 (diff) | |
| download | postgresql-3cbf4be3e0eb36ce9e433c5bb1f0517f69a3fecc.tar.gz postgresql-3cbf4be3e0eb36ce9e433c5bb1f0517f69a3fecc.zip | |
Add unlikely() to CHECK_FOR_INTERRUPTS()
Add the unlikely() branch hint macro to CHECK_FOR_INTERRUPTS().
Backpatch to REL_10_STABLE where we first started using unlikely().
Discussion: https://www.postgresql.org/message-id/flat/8692553c-7fe8-17d9-cbc1-7cddb758f4c6%40joeconway.com
| -rw-r--r-- | src/include/miscadmin.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/include/miscadmin.h b/src/include/miscadmin.h index e167ee8fcbe..80241455357 100644 --- a/src/include/miscadmin.h +++ b/src/include/miscadmin.h @@ -97,16 +97,16 @@ extern void ProcessInterrupts(void); #define CHECK_FOR_INTERRUPTS() \ do { \ - if (InterruptPending) \ + if (unlikely(InterruptPending)) \ ProcessInterrupts(); \ } while(0) #else /* WIN32 */ #define CHECK_FOR_INTERRUPTS() \ do { \ - if (UNBLOCKED_SIGNAL_QUEUE()) \ + if (unlikely(UNBLOCKED_SIGNAL_QUEUE())) \ pgwin32_dispatch_queued_signals(); \ - if (InterruptPending) \ + if (unlikely(InterruptPending)) \ ProcessInterrupts(); \ } while(0) #endif /* WIN32 */ |