linux-kernel - Re: [PATCH v13 19/24] virt: gunyah: Add IO handlers

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Message-ID: <bdb9867c-99b1-f205-9f86-14710a562047@linaro.org>
Date:   Mon, 5 Jun 2023 14:50:13 -0500
From:   Alex Elder <elder@...aro.org>
To:     Elliot Berman <quic_eberman@...cinc.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Prakruthi Deepak Heragu <quic_pheragu@...cinc.com>
Cc:     Murali Nalajala <quic_mnalajal@...cinc.com>,
        Trilok Soni <quic_tsoni@...cinc.com>,
        Srivatsa Vaddagiri <quic_svaddagi@...cinc.com>,
        Carl van Schaik <quic_cvanscha@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Will Deacon <will@...nel.org>, Andy Gross <agross@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Jassi Brar <jassisinghbrar@...il.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v13 19/24] virt: gunyah: Add IO handlers

On 5/9/23 3:47 PM, Elliot Berman wrote:
> Add framework for VM functions to handle stage-2 write faults from Gunyah
> guest virtual machines. IO handlers have a range of addresses which they
> apply to. Optionally, they may apply to only when the value written
> matches the IO handler's value.
> 
> Co-developed-by: Prakruthi Deepak Heragu <quic_pheragu@...cinc.com>
> Signed-off-by: Prakruthi Deepak Heragu <quic_pheragu@...cinc.com>
> Signed-off-by: Elliot Berman <quic_eberman@...cinc.com>

Looks good.

Reviewed-by: Alex Elder <elder@...aro.org>

> ---
>   drivers/virt/gunyah/vm_mgr.c  | 104 ++++++++++++++++++++++++++++++++++
>   drivers/virt/gunyah/vm_mgr.h  |   4 ++
>   include/linux/gunyah_vm_mgr.h |  25 ++++++++
>   3 files changed, 133 insertions(+)

. . .