Access to graphics memory mappings on upcoming WOW64 implementation

Zebediah Figura zfigura at codeweavers.com
Thu Apr 28 11:02:01 CDT 2022


On 4/28/22 03:10, Giovanni Mascellani wrote:
> Hi,
> 
> Il 25/04/22 20:20, Zebediah Figura ha scritto:
>> Yes, procfs still displays the mapping in that case. Note that what's 
>> listed is the path (and inode), so we would reopen the path and then 
>> map it.
> 
> Couldn't the driver have deleted the file too? 

Indeed, that is possible. I don't think it'd happen in practice, but 
it's one of the reasons it might be nice to have a fallback like I had 
mentioned.

> Or can you create a new 
> link to a file given its inode? I couldn't find how after a brief 
> internet search.

I don't think you can do this; it would be a security hole.



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