linux-kernel - Re: [PATCH v2 2/2] xen/swiotlb: fix allocated size

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Message-ID: <alpine.DEB.2.22.394.2409161311010.1417852@ubuntu-linux-20-04-desktop>
Date: Mon, 16 Sep 2024 13:11:10 -0700 (PDT)
From: Stefano Stabellini <sstabellini@...nel.org>
To: Jan Beulich <jbeulich@...e.com>
cc: Juergen Gross <jgross@...e.com>, 
    Stefano Stabellini <sstabellini@...nel.org>, 
    Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>, 
    xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org, 
    iommu@...ts.linux.dev
Subject: Re: [PATCH v2 2/2] xen/swiotlb: fix allocated size

On Mon, 16 Sep 2024, Jan Beulich wrote:
> On 16.09.2024 08:47, Juergen Gross wrote:
> > The allocated size in xen_swiotlb_alloc_coherent() and
> > xen_swiotlb_free_coherent() is calculated wrong for the case of
> > XEN_PAGE_SIZE not matching PAGE_SIZE. Fix that.
> > 
> > Fixes: 7250f422da04 ("xen-swiotlb: use actually allocated size on check physical continuous")
> > Reported-by: Jan Beulich <jbeulich@...e.com>
> > Signed-off-by: Juergen Gross <jgross@...e.com>
> 
> Reviewed-by: Jan Beulich <jbeulich@...e.com>

Reviewed-by: Stefano Stabellini <sstabellini@...nel.org>