[PATCH] ntdll: Use YieldProcessor() in RtlEnterCriticalSection().
Zebediah Figura
zfigura at codeweavers.com
Mon Feb 14 19:59:02 CST 2022
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
dlls/ntdll/sync.c | 11 +----------
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/dlls/ntdll/sync.c b/dlls/ntdll/sync.c
index 06b594c633f..43864325b35 100644
--- a/dlls/ntdll/sync.c
+++ b/dlls/ntdll/sync.c
@@ -373,15 +373,6 @@ NTSTATUS WINAPI RtlpUnWaitCriticalSection( RTL_CRITICAL_SECTION *crit )
}
-static inline void small_pause(void)
-{
-#ifdef __i386__
- __asm__ __volatile__( "rep;nop" : : : "memory" );
-#else
- __asm__ __volatile__( "" : : : "memory" );
-#endif
-}
-
/******************************************************************************
* RtlEnterCriticalSection (NTDLL.@)
*/
@@ -399,7 +390,7 @@ NTSTATUS WINAPI RtlEnterCriticalSection( RTL_CRITICAL_SECTION *crit )
{
if (InterlockedCompareExchange( &crit->LockCount, 0, -1 ) == -1) goto done;
}
- small_pause();
+ YieldProcessor();
}
}
--
2.34.1
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