[v6] Fix multiple entries of RT_CODE in memory map

[edk2] [PATCH v6 0/2] Fix multiple entries of RT_CODE in memory map

Jian J Wang posted 2 patches 6 years, 5 months ago

Diff against v7 v8
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MdeModulePkg/Core/Dxe/Mem/Page.c | 17 ++++++++
UefiCpuPkg/CpuDxe/CpuPageTable.c | 94 +++++++++++++++++++++++++++++++---------
2 files changed, 90 insertions(+), 21 deletions(-)

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[edk2] [PATCH v6 0/2] Fix multiple entries of RT_CODE in memory map

Posted by Jian J Wang 6 years, 5 months ago

> v6
> a. Add workaround in core to filter out all paging related capabilities.
>    This is to fix boot issue in Fedora 26 and Windows Server 2016.
> b. Add code to check if EFI_MEMORY_XP should be added for GCD memory map

More than one entry of RT_CODE memory might cause boot problem for some
old OSs. This patch will fix this issue to keep OS compatibility as much
as possible.

Jian J Wang (2):
  MdeModulePkg/DxeCore: Filter out all paging capabilities
  UefiCpuPkg/CpuDxe: Fix multiple entries of RT_CODE in memory map

 MdeModulePkg/Core/Dxe/Mem/Page.c | 17 ++++++++
 UefiCpuPkg/CpuDxe/CpuPageTable.c | 94 +++++++++++++++++++++++++++++++---------
 2 files changed, 90 insertions(+), 21 deletions(-)

-- 
2.14.1.windows.1

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Re: [edk2] [PATCH v6 0/2] Fix multiple entries of RT_CODE in memory map

Posted by Laszlo Ersek 6 years, 4 months ago

On 11/16/17 08:26, Jian J Wang wrote:
>> v6
>> a. Add workaround in core to filter out all paging related capabilities.
>>    This is to fix boot issue in Fedora 26 and Windows Server 2016.
>> b. Add code to check if EFI_MEMORY_XP should be added for GCD memory map
> 
> More than one entry of RT_CODE memory might cause boot problem for some
> old OSs. This patch will fix this issue to keep OS compatibility as much
> as possible.
> 
> Jian J Wang (2):
>   MdeModulePkg/DxeCore: Filter out all paging capabilities
>   UefiCpuPkg/CpuDxe: Fix multiple entries of RT_CODE in memory map
> 
>  MdeModulePkg/Core/Dxe/Mem/Page.c | 17 ++++++++
>  UefiCpuPkg/CpuDxe/CpuPageTable.c | 94 +++++++++++++++++++++++++++++++---------
>  2 files changed, 90 insertions(+), 21 deletions(-)
> 

Series
Tested-by: Laszlo Ersek <lersek@redhat.com>

Thanks
Laszlo
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