linux-kernel - Re: [PATCH v11 13/26] gunyah: vm_mgr: Add ioctls to support basic non-proxy VM boot

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Message-ID: <bda10c5d-4577-a21b-0c43-aa97679162a5@quicinc.com>
Date:   Tue, 11 Apr 2023 14:07:46 -0700
From:   Elliot Berman <quic_eberman@...cinc.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Alex Elder <elder@...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 v11 13/26] gunyah: vm_mgr: Add ioctls to support basic
 non-proxy VM boot



On 3/21/2023 7:24 AM, Srinivas Kandagatla wrote:

> On 04/03/2023 01:06, Elliot Berman wrote:
>> +
>> +#define GH_VM_START        _IO(GH_IOCTL_TYPE, 0x3)
> A comment here that this is going to *ONLY* start an un-authenticated VM 
> would be useful to the users.
> 

There is only support for unauthenticated VM in the UAPI being proposed 
and I'd like to re-use GH_VM_START ioctl for other VM types as well. Is 
the comment really useful? I can easily see forgetting to remove the 
comment and then being more confusing once the other VM types get added.

Thanks,
Elliot