linux-kernel - Re: [PATCH v5 0/2] Add p2p via dmabuf to habanalabs

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Date:   Wed, 21 Jul 2021 18:10:48 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Oded Gabbay <ogabbay@...nel.org>
Cc:     linux-kernel@...r.kernel.org, jgg@...pe.ca,
        sumit.semwal@...aro.org, christian.koenig@....com,
        daniel.vetter@...ll.ch, galpress@...zon.com, sleybo@...zon.com,
        dri-devel@...ts.freedesktop.org, linux-rdma@...r.kernel.org,
        linux-media@...r.kernel.org, dledford@...hat.com,
        airlied@...il.com, alexander.deucher@....com, leonro@...dia.com,
        hch@....de, amd-gfx@...ts.freedesktop.org,
        linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH v5 0/2] Add p2p via dmabuf to habanalabs

On Sun, Jul 11, 2021 at 05:05:59PM +0300, Oded Gabbay wrote:
> Hi,
> This is v5 of this patch-set following again a long email thread.
> 
> It contains fixes to the implementation according to the review that Jason
> did on v4. Jason, I appreciate your feedback. If you can take another look
> to see I didn't miss anything that would be great.
> 
> The details of the fixes are in the changelog in the commit message of
> the second patch.
> 
> There was one issue with your proposal to set the orig_nents to 0. I did
> that, but I also had to restore it to nents before calling sg_free_table
> because that function uses orig_nents to iterate.

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>