linux-kernel - Re: [PATCH v2 3/3] xen/virtio: enable grant based virtio on x86

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Date:   Fri, 7 Oct 2022 12:01:37 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Oleksandr Tyshchenko <Oleksandr_Tyshchenko@...m.com>,
        Juergen Gross <jgross@...e.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>
Subject: Re: [PATCH v2 3/3] xen/virtio: enable grant based virtio on x86


On 10/7/22 10:00 AM, Oleksandr Tyshchenko wrote:
> On 07.10.22 09:41, Juergen Gross wrote:
>
> Hello Juergen
>
>> Use an x86-specific virtio_check_mem_acc_cb() for Xen in order to setup
>> the correct DMA ops.
>>
>> Signed-off-by: Juergen Gross <jgross@...e.com>
>> ---
>> V2:
>> - add missing PV check in xen_virtio_mem_acc() (Oleksandr Tyshchenko)
>> - add xen_virtio_restricted_mem_acc() stub (Oleksandr Tyshchenko)
>
> Reviewed-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com> #
> common code



Reviewed-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>