From: Greg KH <gregkh@linuxfoundation.org>
To: Filippo Sironi <sironi@amazon.de>
Cc: stable@vger.kernel.org, samjonas@amazon.com, dwmw@amazon.co.uk,
Joerg Roedel <jroedel@suse.de>
Subject: Re: [PATCH 1/2 for Linux 5.4] iommu/vt-d: Gracefully handle DMAR units with no supported address widths
Date: Tue, 2 Feb 2021 14:04:32 +0100 [thread overview]
Message-ID: <YBlN4JmzxKrt6O9G@kroah.com> (raw)
In-Reply-To: <20210202000009.31392-1-sironi@amazon.de>
On Tue, Feb 02, 2021 at 01:00:08AM +0100, Filippo Sironi wrote:
> From: David Woodhouse <dwmw@amazon.co.uk>
>
> commit c40aaaac1018ff1382f2d35df5129a6bcea3df6b upstream.
>
> Instead of bailing out completely, such a unit can still be used for
> interrupt remapping.
>
> Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
> Link: https://lore.kernel.org/linux-iommu/549928db2de6532117f36c9c810373c14cf76f51.camel@infradead.org/
> Signed-off-by: Joerg Roedel <jroedel@suse.de>
> [ context change due to moving drivers/iommu/dmar.c to
> drivers/iommu/intel/dmar.c ]
> Signed-off-by: Filippo Sironi <sironi@amazon.de>
> ---
> drivers/iommu/dmar.c | 44 ++++++++++++++++++++++++++++++--------------
> 1 file changed, 30 insertions(+), 14 deletions(-)
All of these now queued up, thanks!
greg k-h
prev parent reply other threads:[~2021-02-02 13:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-02 0:00 [PATCH 1/2 for Linux 5.4] iommu/vt-d: Gracefully handle DMAR units with no supported address widths Filippo Sironi
2021-02-02 0:00 ` [PATCH 2/2 for Linux 5.4] iommu/vt-d: Don't dereference iommu_device if IOMMU_API is not built Filippo Sironi
2021-02-02 13:04 ` Greg KH [this message]
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