linux-kernel - Re: [PATCH V13 10/10] arm/arm64: KVM: add guest SEA support

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Message-ID: <20170323175805.GC32309@e104818-lin.cambridge.arm.com>
Date:   Thu, 23 Mar 2017 17:58:05 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Tyler Baicar <tbaicar@...eaurora.org>
Cc:     christoffer.dall@...aro.org, marc.zyngier@....com,
        pbonzini@...hat.com, rkrcmar@...hat.com, linux@...linux.org.uk,
        will.deacon@....com, rjw@...ysocki.net, lenb@...nel.org,
        matt@...eblueprint.co.uk, robert.moore@...el.com,
        lv.zheng@...el.com, nkaje@...eaurora.org, zjzhang@...eaurora.org,
        mark.rutland@....com, james.morse@....com,
        akpm@...ux-foundation.org, eun.taik.lee@...sung.com,
        sandeepa.s.prabhu@...il.com, labbott@...hat.com,
        shijie.huang@....com, rruigrok@...eaurora.org,
        paul.gortmaker@...driver.com, tn@...ihalf.com, fu.wei@...aro.org,
        rostedt@...dmis.org, bristot@...hat.com,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.cs.columbia.edu,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-acpi@...r.kernel.org, linux-efi@...r.kernel.org,
        devel@...ica.org, Suzuki.Poulose@....com, punit.agrawal@....com,
        astone@...hat.com, harba@...eaurora.org, hanjun.guo@...aro.org,
        john.garry@...wei.com, shiju.jose@...wei.com, joe@...ches.com
Subject: Re: [PATCH V13 10/10] arm/arm64: KVM: add guest SEA support

On Tue, Mar 21, 2017 at 04:47:05PM -0600, Tyler Baicar wrote:
> Currently external aborts are unsupported by the guest abort
> handling. Add handling for SEAs so that the host kernel reports
> SEAs which occur in the guest kernel.
> 
> Signed-off-by: Tyler Baicar <tbaicar@...eaurora.org>
> ---
>  arch/arm/include/asm/kvm_arm.h       | 10 +++++++++
>  arch/arm/include/asm/system_misc.h   |  5 +++++
>  arch/arm/kvm/mmu.c                   | 41 ++++++++++++++++++++++++++++++------
>  arch/arm64/include/asm/kvm_arm.h     | 10 +++++++++
>  arch/arm64/include/asm/system_misc.h |  2 ++
>  arch/arm64/mm/fault.c                | 19 +++++++++++++++--
>  drivers/acpi/apei/ghes.c             | 13 ++++++------
>  include/acpi/ghes.h                  |  2 +-
>  8 files changed, 86 insertions(+), 16 deletions(-)

For arm64:

Acked-by: Catalin Marinas <catalin.marinas@....com>

Marc, Christoffer, could you please check the kvm bits in here? Thanks.

-- 
Catalin