Re: [edk2-devel] [PATCH v2 0/3] MdeModulePkg: ImagePropertiesRecordLib Fixes

["Oliver Smith-Denny" <osde@linux.microsoft.com>]

Hi Liming,

Friendly ping, can you please review this patchset?

Thanks,
Oliver

On 3/11/2024 2:29 PM, Oliver Smith-Denny wrote:
> ImagePropertiesRecordLib is currently creating Image Records that
> are not accurate. It is setting the CodeSegmentSize to be the size
> of the raw data in the image file, however, when the image is
> loaded into memory, the raw data size is aligned to the
> section alignment. This caused the memory attributes table to
> have incorrect entries for systems, like ARM64, where the section
> alignment is not 4k for all modules.
> 
> In fixing this, I noticed that MemoryProtection.c is using its own
> version of image record creation where this logic was actually
> correct. ImagePropertiesRecordLib was created to consolidate the
> logic around creating and managing image records, so this patchset
> also updates MemoryProtection.c to use ImagePropertiesRecordsLib
> after making a few small adjustments to ensure the same functionality
> is present.
> 
> This patchset was tested on ArmVirtQemu to ensure that all image
> records were the same before and after this, other than fixing
> the CodeSegmentSize.
> 
> v2:
> - Align VirtualSize instead of SizeOfRawData
> 
> Github PR: https://github.com/tianocore/edk2/pull/5402
> 
> Cc: Liming Gao <gaoliming@byosoft.com.cn>
> Cc: Leif Lindholm <quic_llindhol@quicinc.com>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> Cc: Sami Mujawar <sami.mujawar@arm.com>
> Cc: Taylor Beebe <taylor.d.beebe@gmail.com>
> 
> Oliver Smith-Denny (3):
>    MdeModulePkg: ImagePropertiesRecordLib: Use SectionAlignment for
>      CodeSize
>    MdeModulePkg: ImagePropertiesRecordLib: Consolidate Usage
>    MdeModulePkg: MemoryProtection: Use ImageRecordPropertiesLib
> 
>   MdeModulePkg/Core/Dxe/Misc/MemoryProtection.c                            | 241 +++-----------------
>   MdeModulePkg/Library/ImagePropertiesRecordLib/ImagePropertiesRecordLib.c |  86 +++++--
>   2 files changed, 94 insertions(+), 233 deletions(-)
> 


-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#116718): https://edk2.groups.io/g/devel/message/116718
Mute This Topic: https://groups.io/mt/104873191/7686176
Group Owner: devel+owner@edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io]
-=-=-=-=-=-=-=-=-=-=-=-