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Date:   Mon, 8 Feb 2021 06:43:57 +1100
From:   Stephen Rothwell <sfr@canb.auug.org.au>
To:     Daniel Vetter <daniel.vetter@ffwll.ch>
Cc:     LKML <linux-kernel@vger.kernel.org>,
        DRI Development <dri-devel@lists.freedesktop.org>,
        Jason Gunthorpe <jgg@ziepe.ca>,
        Kees Cook <keescook@chromium.org>,
        Dan Williams <dan.j.williams@intel.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        John Hubbard <jhubbard@nvidia.com>,
        =?UTF-8?B?SsOpcsO0bWU=?= Glisse <jglisse@redhat.com>,
        Jan Kara <jack@suse.cz>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org,
        linux-samsung-soc@vger.kernel.org, linux-media@vger.kernel.org,
        Bjorn Helgaas <bhelgaas@google.com>, linux-pci@vger.kernel.org
Subject: Re: [PATCH 0/2] pci sysfs file iomem revoke support
Message-ID: <20210208064357.29b3df55@canb.auug.org.au>
In-Reply-To: <20210204165831.2703772-1-daniel.vetter@ffwll.ch>
References: <20210204165831.2703772-1-daniel.vetter@ffwll.ch>
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Hi Daniel,

On Thu,  4 Feb 2021 17:58:29 +0100 Daniel Vetter <daniel.vetter@ffwll.ch> w=
rote:
>
> Hi all,
>=20
> This is a revised version of patch 12 from my series to lock down some
> follow_pfn vs VM_SPECIAL races:
>=20
> https://lore.kernel.org/dri-devel/CAKwvOdnSrsnTgPEuQJyaOTSkTP2dR9208Y66HQ=
G_h1e2LKfqtw@mail.gmail.com/
>=20
> Stephen reported an issue on HAVE_PCI_LEGACY platforms which this patch
> set tries to address. Previous patches are all still in linux-next.
>=20
> Stephen, would be awesome if you can give this a spin.

OK, I applied the 2 patches on top of next-20210205 and it no longer
panics for my simple boot test (PowerPC pseries_le_defconfig under
qemu).

--=20
Cheers,
Stephen Rothwell

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