netdev - Re: [PATCH v4 5/9] vringh: support VA with iotlb

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Date:   Fri, 31 Mar 2023 09:45:33 +0200
From:   Stefano Garzarella <sgarzare@...hat.com>
To:     Simon Horman <simon.horman@...igine.com>
Cc:     virtualization@...ts.linux-foundation.org,
        Andrey Zhadchenko <andrey.zhadchenko@...tuozzo.com>,
        Jason Wang <jasowang@...hat.com>, eperezma@...hat.com,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        kvm@...r.kernel.org, stefanha@...hat.com,
        "Michael S. Tsirkin" <mst@...hat.com>
Subject: Re: [PATCH v4 5/9] vringh: support VA with iotlb

On Thu, Mar 30, 2023 at 03:02:21PM +0200, Simon Horman wrote:
>On Fri, Mar 24, 2023 at 04:39:19PM +0100, Stefano Garzarella wrote:
>> vDPA supports the possibility to use user VA in the iotlb messages.
>> So, let's add support for user VA in vringh to use it in the vDPA
>> simulators.
>>
>> Signed-off-by: Stefano Garzarella <sgarzare@...hat.com>
>
>...
>
>> +/**
>> + * vringh_init_iotlb_va - initialize a vringh for a ring with IOTLB containing
>> + *                        user VA.
>> + * @vrh: the vringh to initialize.
>> + * @features: the feature bits for this ring.
>> + * @num: the number of elements.
>> + * @weak_barriers: true if we only need memory barriers, not I/O.
>> + * @desc: the userpace descriptor pointer.
>> + * @avail: the userpace avail pointer.
>> + * @used: the userpace used pointer.
>
>nit: s/userpace/userspace/

Oops, good catch!

Copy & past typos also present in the documentation of vringh_init_kern
and vringh_init_iotlb.

I will fix this patch and send a separate patch to fix the other two.

Thanks,
Stefano