Reviewed-by: Jian J Wang <jian.j.w...@intel.com>
Regards,
Jian
> -----Original Message-----
> From: Ni, Ray <ray...@intel.com>
> Sent: Tuesday, June 13, 2023 2:13 PM
> To: devel@edk2.groups.io
> Cc: Wang, Jian J <jian.j.w...@intel.com>; Gao, Liming
> <gaolim...@byosoft.com.cn>; Wu, Jiaxin <jiaxin...@intel.com>; Dong, Eric
> <eric.d...@intel.com>
> Subject: [PATCH V3 3/8] MdeModulePkg/SmmCore: Add perf-logging for time-
> consuming procedures
>
> Following procedures are perf-logged:
> * SmmReadyToBootHandler
> * SmmReadyToLockHandler
> * SmmEndOfDxeHandler
> * SmmEntryPoint
> (It's the main routine run in BSP when SMI happens.)
> * SmiManage
>
> Cc: Jian J Wang <jian.j.w...@intel.com>
> Cc: Liming Gao <gaolim...@byosoft.com.cn>
> Cc: Jiaxin Wu <jiaxin...@intel.com>
> Reviewed-by: Jiaxin Wu <jiaxin...@intel.com>
> Reviewed-by: Eric Dong <eric.d...@intel.com>
> ---
> MdeModulePkg/Core/PiSmmCore/PiSmmCore.c | 15 ++++++++++++++-
> MdeModulePkg/Core/PiSmmCore/Smi.c | 6 ++++++
> 2 files changed, 20 insertions(+), 1 deletion(-)
>
> diff --git a/MdeModulePkg/Core/PiSmmCore/PiSmmCore.c
> b/MdeModulePkg/Core/PiSmmCore/PiSmmCore.c
> index 875c7c0258..68af9ab81b 100644
> --- a/MdeModulePkg/Core/PiSmmCore/PiSmmCore.c
> +++ b/MdeModulePkg/Core/PiSmmCore/PiSmmCore.c
> @@ -1,7 +1,7 @@
> /** @file
>
> SMM Core Main Entry Point
>
>
>
> - Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>
>
> + Copyright (c) 2009 - 2023, Intel Corporation. All rights reserved.<BR>
>
> SPDX-License-Identifier: BSD-2-Clause-Patent
>
>
>
> **/
>
> @@ -305,6 +305,8 @@ SmmReadyToBootHandler (
> EFI_STATUS Status;
>
> EFI_HANDLE SmmHandle;
>
>
>
> + PERF_CALLBACK_BEGIN (&gEfiEventReadyToBootGuid);
>
> +
>
> //
>
> // Install SMM Ready To Boot protocol.
>
> //
>
> @@ -318,6 +320,7 @@ SmmReadyToBootHandler (
>
>
> SmiHandlerUnRegister (DispatchHandle);
>
>
>
> + PERF_CALLBACK_END (&gEfiEventReadyToBootGuid);
>
> return Status;
>
> }
>
>
>
> @@ -352,6 +355,8 @@ SmmReadyToLockHandler (
> EFI_HANDLE SmmHandle;
>
> VOID *Interface;
>
>
>
> + PERF_CALLBACK_BEGIN (&gEfiDxeSmmReadyToLockProtocolGuid);
>
> +
>
> //
>
> // Unregister SMI Handlers that are no required after the SMM driver
> dispatch
> is stopped
>
> //
>
> @@ -408,6 +413,7 @@ SmmReadyToLockHandler (
>
>
> SmramProfileReadyToLock ();
>
>
>
> + PERF_CALLBACK_END (&gEfiDxeSmmReadyToLockProtocolGuid);
>
> return Status;
>
> }
>
>
>
> @@ -442,6 +448,8 @@ SmmEndOfDxeHandler (
>
>
> DEBUG ((DEBUG_INFO, "SmmEndOfDxeHandler\n"));
>
>
>
> + PERF_CALLBACK_BEGIN (&gEfiEndOfDxeEventGroupGuid);
>
> +
>
> //
>
> // Install SMM EndOfDxe protocol
>
> //
>
> @@ -479,6 +487,7 @@ SmmEndOfDxeHandler (
> }
>
> }
>
>
>
> + PERF_CALLBACK_END (&gEfiEndOfDxeEventGroupGuid);
>
> return EFI_SUCCESS;
>
> }
>
>
>
> @@ -669,6 +678,8 @@ SmmEntryPoint (
> VOID *CommunicationBuffer;
>
> UINTN BufferSize;
>
>
>
> + PERF_FUNCTION_BEGIN ();
>
> +
>
> //
>
> // Update SMST with contents of the SmmEntryContext structure
>
> //
>
> @@ -769,6 +780,8 @@ SmmEntryPoint (
> //
>
> gSmmCorePrivate->InSmm = FALSE;
>
> }
>
> +
>
> + PERF_FUNCTION_END ();
>
> }
>
>
>
> /**
>
> diff --git a/MdeModulePkg/Core/PiSmmCore/Smi.c
> b/MdeModulePkg/Core/PiSmmCore/Smi.c
> index 6d13969979..2985f989c3 100644
> --- a/MdeModulePkg/Core/PiSmmCore/Smi.c
> +++ b/MdeModulePkg/Core/PiSmmCore/Smi.c
> @@ -109,6 +109,8 @@ SmiManage (
> BOOLEAN SuccessReturn;
>
> EFI_STATUS Status;
>
>
>
> + PERF_FUNCTION_BEGIN ();
>
> +
>
> Status = EFI_NOT_FOUND;
>
> SuccessReturn = FALSE;
>
> if (HandlerType == NULL) {
>
> @@ -125,6 +127,7 @@ SmiManage (
> //
>
> // There is no handler registered for this interrupt source
>
> //
>
> + PERF_FUNCTION_END ();
>
> return Status;
>
> }
>
> }
>
> @@ -148,6 +151,7 @@ SmiManage (
> // no additional handlers will be processed and EFI_INTERRUPT_PENDING
> will be returned.
>
> //
>
> if (HandlerType != NULL) {
>
> + PERF_FUNCTION_END ();
>
> return EFI_INTERRUPT_PENDING;
>
> }
>
>
>
> @@ -160,6 +164,7 @@ SmiManage (
> // additional handlers will be processed.
>
> //
>
> if (HandlerType != NULL) {
>
> + PERF_FUNCTION_END ();
>
> return EFI_SUCCESS;
>
> }
>
>
>
> @@ -194,6 +199,7 @@ SmiManage (
> Status = EFI_SUCCESS;
>
> }
>
>
>
> + PERF_FUNCTION_END ();
>
> return Status;
>
> }
>
>
>
> --
> 2.39.1.windows.1
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