Re: [PATCH v4 4/4] RISC-V: Use Zkr to seed KASLR base address

[Conor Dooley]

On Tue, Jul 09, 2024 at 01:39:37PM -0400, Jesse Taube wrote:
> Parse the device tree for Zkr in the isa string.
> If Zkr is present, use it to seed the kernel base address.
> 
> On an ACPI system, as of this commit, there is no easy way to check if
> Zkr is present. Blindly running the instruction isn't an option as;
> we have to be able to trust the firmware.
> 
> Signed-off-by: Jesse Taube <jesse@xxxxxxxxxxxx>
> Reviewed-by: Charlie Jenkins <charlie@xxxxxxxxxxxx>
> Reviewed-by: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>
> Tested-by: Zong Li <zong.li@xxxxxxxxxx>

My heads a bit addled from being sick still, but I think you've dealt
with the things I had send on the previous version and I didn't spot any
obvious problems with the parsing.

Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

Thanks,
Conor.

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