lkml.org 
[lkml]   [2019]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v7 9/10] KVM: arm64: docs: document KVM support of pointer authentication
On Mon, Mar 25, 2019 at 08:05:49PM +0000, Kristina Martsenko wrote:
> On 19/03/2019 08:30, Amit Daniel Kachhap wrote:
> > This adds sections for KVM API extension for pointer authentication.
> > A brief description about usage of pointer authentication for KVM guests
> > is added in the arm64 documentations.
> >
> > Signed-off-by: Amit Daniel Kachhap <amit.kachhap@arm.com>
> > Cc: Mark Rutland <mark.rutland@arm.com>
> > Cc: Christoffer Dall <christoffer.dall@arm.com>
> > Cc: Marc Zyngier <marc.zyngier@arm.com>
> > Cc: kvmarm@lists.cs.columbia.edu
>
> I think it makes sense to also update the Kconfig symbol description for
> CONFIG_ARM64_PTR_AUTH, since it currently only mentions userspace
> support, but now the option also enables KVM guest support.
>
> It's also worth mentioning that CONFIG_ARM64_VHE=y is required for guest
> support.

Is it worth making this dependency explicit in Kconfig?

For SVE, I have

config ARM64_SVE
depends on !KVM || ARM64_VHE

to implement this.

Cheers
---Dave

\
 
 \ /
  Last update: 2019-03-27 11:45    [W:0.102 / U:3.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site