Got it. I will keep comment "Need add Free memory at first, to let 
gSmmMemoryMap record data".

-----Original Message-----
From: Yao, Jiewen 
Sent: Thursday, December 01, 2016 3:41 PM
To: Gao, Liming <liming....@intel.com>; edk2-devel@lists.01.org
Cc: Zeng, Star <star.z...@intel.com>
Subject: RE: [Patch] MdeModulePkg PiSmmCore: Update comments in 
InitializeMemoryServices

HI Liming
How about we keep original comment?
Your new comment describes *what* the coding is doing, and original comment 
describes *why*.

If you agree, reviewed-by: jiewen....@intel.com


> -----Original Message-----
> From: Gao, Liming
> Sent: Thursday, December 1, 2016 2:47 PM
> To: edk2-devel@lists.01.org
> Cc: Zeng, Star <star.z...@intel.com>; Yao, Jiewen 
> <jiewen....@intel.com>
> Subject: [Patch] MdeModulePkg PiSmmCore: Update comments in 
> InitializeMemoryServices
> 
> Add the comments to describe Free and Allocated SMRAM are added 
> separately.
> 
> Cc: Star Zeng <star.z...@intel.com>
> Cc: Jiewen Yao <jiewen....@intel.com>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Liming Gao <liming....@intel.com>
> ---
>  MdeModulePkg/Core/PiSmmCore/Pool.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/MdeModulePkg/Core/PiSmmCore/Pool.c
> b/MdeModulePkg/Core/PiSmmCore/Pool.c
> index dcfd13e..b638aad 100644
> --- a/MdeModulePkg/Core/PiSmmCore/Pool.c
> +++ b/MdeModulePkg/Core/PiSmmCore/Pool.c
> @@ -85,8 +85,7 @@ SmmInitializeMemoryServices (
>      SmramRanges[CurrentSmramRangesIndex].PhysicalSize = 
> SmramRanges[CurrentSmramRangesIndex].PhysicalSize - SmmCodeSize;
>    }
>    //
> -  // Initialize free SMRAM regions
> -  // Need add Free memory at first, to let gSmmMemoryMap record data
> +  // Add Free SMRAM regions
>    //
>    for (Index = 0; Index < SmramRangeCount; Index++) {
>      if ((SmramRanges[Index].RegionState & (EFI_ALLOCATED | 
> EFI_NEEDS_TESTING | EFI_NEEDS_ECC_INITIALIZATION)) != 0) { @@ -100,6 
> +99,9 @@ SmmInitializeMemoryServices (
>        );
>    }
> 
> +  //
> +  // Add the allocated SMRAM regions
> +  //
>    for (Index = 0; Index < SmramRangeCount; Index++) {
>      if ((SmramRanges[Index].RegionState & (EFI_ALLOCATED | 
> EFI_NEEDS_TESTING | EFI_NEEDS_ECC_INITIALIZATION)) == 0) {
>        continue;
> --
> 2.8.0.windows.1

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