To decrease the count of RunningApCount, InterlockedDecrement is
enough to achieve that.
This patch is to simplify RunningApCount decrement.
Cc: Laszlo Ersek <ler...@redhat.com>
Cc: Eric Dong <eric.d...@intel.com>
Cc: Ray Ni <ray...@intel.com>
Cc: Zeng Star <star.z...@intel.com>
Cc: Gerd Hoffmann <kra...@redhat.com>
Cc: Rahul Kumar <rahul1.ku...@intel.com>
Signed-off-by: Jiaxin Wu <jiaxin...@intel.com>
Reviewed-by: Ray Ni <ray...@intel.com>
---
UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
index 54542262a2..9b477b6695 100644
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
@@ -1450,11 +1450,11 @@ InternalSmmStartupAllAPs (
//
// Decrease the count to mark this processor(AP or BSP) as finished.
//
if (ProcToken != NULL) {
- WaitForSemaphore (&ProcToken->RunningApCount);
+ InterlockedDecrement (&ProcToken->RunningApCount);
}
}
}
ReleaseAllAPs ();
--
2.16.2.windows.1
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