linux-kernel - Re: [PATCH v1] iommu/ipmmu-vmsa: Don't register as BUS IOMMU if machine doesn't have IPMMU-VMSA

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Message-ID: <20180727075134.ygjgrl6hxbmi6gj5@8bytes.org>
Date:   Fri, 27 Jul 2018 09:51:34 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Marc Dietrich <marvin24@....de>,
        iommu@...ts.linux-foundation.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] iommu/ipmmu-vmsa: Don't register as BUS IOMMU if
 machine doesn't have IPMMU-VMSA

On Fri, Jul 27, 2018 at 12:19:16AM +0300, Dmitry Osipenko wrote:
> This fixes kernel crashing on NVIDIA Tegra if kernel is compiled in
> a multiplatform configuration and IPMMU-VMSA driver is enabled.
> 
> Cc: <stable@...r.kernel.org> # v3.20+
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/iommu/ipmmu-vmsa.c | 7 +++++++
>  1 file changed, 7 insertions(+)

Applied, thanks.