[PATCH v3 1/3] riscv: Improve PTDUMP to show RSW with non-zero value

[Conor Dooley]

On Wed, Sep 20, 2023 at 11:55:20AM +0800, Yu Chien Peter Lin wrote:
> RSW field can be used to encode 2 bits of software
> defined information. Currently, PTDUMP only prints
> "RSW" when its value is 1 or 3.
> 
> To fix this issue and improve the debugging experience
> with PTDUMP, we redefine _PAGE_SPECIAL to its original
> value and use _PAGE_SOFT as the RSW mask, allow it to
> print the RSW with any non-zero value.
> 
> This patch also removes the val from the struct prot_bits
> as it is no longer needed.
> 

Could you please add cover letters to multi-patch patchsets?

Thanks,
Conor.
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