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From: "Ni, Ray" <ray.ni@intel.com>
To: "Sheng, W" <w.sheng@intel.com>,
	"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Dong, Eric" <eric.dong@intel.com>,
	Laszlo Ersek <lersek@redhat.com>,
	"Kumar, Rahul1" <rahul1.kumar@intel.com>,
	"Yao, Jiewen" <jiewen.yao@intel.com>
Subject: Re: [PATCH v2 1/2] UefiCpuPkg/PiSmmCpuDxeSmm: Correct the Cr3 typo
Date: Fri, 30 Oct 2020 10:44:03 +0000	[thread overview]
Message-ID: <CO1PR11MB493015671B75974B051B79588C150@CO1PR11MB4930.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20201030074502.5744-2-w.sheng@intel.com>

Reviewed-by: Ray Ni <ray.ni@intel.com>

> -----Original Message-----
> From: Sheng, W <w.sheng@intel.com>
> Sent: Friday, October 30, 2020 3:45 PM
> To: devel@edk2.groups.io
> Cc: Dong, Eric <eric.dong@intel.com>; Ni, Ray <ray.ni@intel.com>; Laszlo Ersek <lersek@redhat.com>; Kumar, Rahul1
> <rahul1.kumar@intel.com>; Yao, Jiewen <jiewen.yao@intel.com>
> Subject: [PATCH v2 1/2] UefiCpuPkg/PiSmmCpuDxeSmm: Correct the Cr3 typo
> 
> Change the variable name from mInternalGr3 to mInternalCr3.
> 
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3015
> 
> Change-Id: I6a9df4836d4358405837b1ebbd2d5d4c85e3635f
> Signed-off-by: Sheng Wei <w.sheng@intel.com>
> Cc: Eric Dong <eric.dong@intel.com>
> Cc: Ray Ni <ray.ni@intel.com>
> Cc: Laszlo Ersek <lersek@redhat.com>
> Cc: Rahul Kumar <rahul1.kumar@intel.com>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> ---
>  UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> index ebfc46ad45..d67f036aea 100644
> --- a/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/SmmCpuMemoryManagement.c
> @@ -32,7 +32,7 @@ PAGE_ATTRIBUTE_TABLE mPageAttributeTable[] = {
>    {Page1G,  SIZE_1GB, PAGING_1G_ADDRESS_MASK_64},
>  };
> 
> -UINTN  mInternalGr3;
> +UINTN  mInternalCr3;
> 
>  /**
>    Set the internal page table base address.
> @@ -46,7 +46,7 @@ SetPageTableBase (
>    IN UINTN   Cr3
>    )
>  {
> -  mInternalGr3 = Cr3;
> +  mInternalCr3 = Cr3;
>  }
> 
>  /**
> @@ -59,8 +59,8 @@ GetPageTableBase (
>    VOID
>    )
>  {
> -  if (mInternalGr3 != 0) {
> -    return mInternalGr3;
> +  if (mInternalCr3 != 0) {
> +    return mInternalCr3;
>    }
>    return (AsmReadCr3 () & PAGING_4K_ADDRESS_MASK_64);
>  }
> @@ -252,7 +252,7 @@ ConvertPageEntryAttribute (
>    if ((Attributes & EFI_MEMORY_RO) != 0) {
>      if (IsSet) {
>        NewPageEntry &= ~(UINT64)IA32_PG_RW;
> -      if (mInternalGr3 != 0) {
> +      if (mInternalCr3 != 0) {
>          // Environment setup
>          // ReadOnly page need set Dirty bit for shadow stack
>          NewPageEntry |= IA32_PG_D;
> --
> 2.16.2.windows.1


       reply	other threads:[~2020-10-30 10:44 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20201030074502.5744-1-w.sheng@intel.com>
     [not found] ` <20201030074502.5744-2-w.sheng@intel.com>
2020-10-30 10:44   ` Ni, Ray [this message]
     [not found] ` <20201030074502.5744-3-w.sheng@intel.com>
2020-10-31  6:29   ` [PATCH v2 2/2] UefiCpuPkg/PiSmmCpuDxeSmm: Return level paging type for Internal CR3 Ni, Ray

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