linux-kernel - Re: [PATCH v1 1/2] s390/entry: Pass the asce as parameter to sie64a()

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Message-ID: <Zo1OyZnwzuFUksMa@li-008a6a4c-3549-11b2-a85c-c5cc2836eea2.ibm.com>
Date: Tue, 9 Jul 2024 16:52:57 +0200
From: Alexander Gordeev <agordeev@...ux.ibm.com>
To: Claudio Imbrenda <imbrenda@...ux.ibm.com>
Cc: linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        linux-s390@...r.kernel.org, hca@...ux.ibm.com, svens@...ux.ibm.com,
        gor@...ux.ibm.com, nrb@...ux.ibm.com, nsg@...ux.ibm.com,
        seiden@...ux.ibm.com, frankja@...ux.ibm.com, borntraeger@...ibm.com,
        gerald.schaefer@...ux.ibm.com, david@...hat.com
Subject: Re: [PATCH v1 1/2] s390/entry: Pass the asce as parameter to sie64a()

On Wed, Jul 03, 2024 at 05:58:59PM +0200, Claudio Imbrenda wrote:
> Pass the guest ASCE explicitly as parameter, instead of having sie64a()
> take it from lowcore.
> 
> This removes hidden state from lowcore, and makes things look cleaner.
> 
> Signed-off-by: Claudio Imbrenda <imbrenda@...ux.ibm.com>
> ---
>  arch/s390/include/asm/kvm_host.h   | 7 ++++---
>  arch/s390/include/asm/stacktrace.h | 1 +
>  arch/s390/kernel/asm-offsets.c     | 1 +
>  arch/s390/kernel/entry.S           | 8 +++-----
>  arch/s390/kvm/kvm-s390.c           | 3 ++-
>  arch/s390/kvm/vsie.c               | 2 +-
>  6 files changed, 12 insertions(+), 10 deletions(-)

Acked-by: Alexander Gordeev <agordeev@...ux.ibm.com>