Subject: [PATCH] arm64: mm: Add additional parameter to uaccess_ttbr0_enable

From: [email-masked] (Christoffer Dall)
Date: Tue, 9 Jan 2018 20:26:55 +0100

On Tue, Jan 09, 2018 at 01:53:56PM +0000, Marc Zyngier wrote:
> On 09/01/18 13:43, Christoffer Dall wrote:
> > Add an extra temporary register parameter to uaccess_ttbr0_enable which
> > is about to be required for arm64 PAN support.
> > 
> > This patch doesn't introduce any functional change but ensures that the
> > kernel compiles once the KVM/ARM tree is merged with the arm64 tree by
> > ensuring a trivially mergable conflict.
> > 
> > Cc: Will Deacon <[email-masked]>
> > Cc: Catalin Marinas <[email-masked]>
> > Cc: Marc Zyngier <[email-masked]>
> > Signed-off-by: Christoffer Dall <[email-masked]>
> 
> Maybe worth adding that this matches
> 27a921e75711d924617269e0ba4adb8bae9fd0d1 ("arm64: mm: Fix and re-enable
> ARM64_SW_TTBR0_PAN")?

Yes, definitely.

> 
> Otherwise:
> 
> Reviewed-by: Marc Zyngier <[email-masked]>

Thanks.

I've pushed this to next.  If anyone finds that objectionable, we can
always drop that patch again and pursue another resolution.

Thanks,
-Christoffer