linux-kernel - Re: [PATCH 3/3] xen/gntdev: Accommodate VMA splitting

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Message-ID: <Y194M/6GboCwWiZX@kroah.com>
Date:   Mon, 31 Oct 2022 08:24:35 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Demi Marie Obenour <demi@...isiblethingslab.com>
Cc:     Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>,
        Sasha Levin <sashal@...nel.org>,
        Marek Marczykowski-Górecki 
        <marmarek@...isiblethingslab.com>,
        "M. Vefa Bicakci" <m.v.b@...box.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH 3/3] xen/gntdev: Accommodate VMA splitting

On Sun, Oct 30, 2022 at 03:12:43AM -0400, Demi Marie Obenour wrote:
> From: "M. Vefa Bicakci" <m.v.b@...box.com>
> 
> Prior to this commit, the gntdev driver code did not handle the
> following scenario correctly with paravirtualized (PV) Xen domains:

This is already in 5.10.152, do we need to add it again?

thanks,

greg k-h