From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: linux-kernel@vger.kernel.org
Cc: Andreas Noever <andreas.noever@gmail.com>,
Michael Jamet <michael.jamet@intel.com>,
Yehezkel Bernat <YehezkelShB@gmail.com>,
Lukas Wunner <lukas@wunner.de>,
Lu Baolu <baolu.lu@linux.intel.com>
Subject: Re: [PATCH 2/2] thunderbolt: Initialize after IOMMUs
Date: Fri, 14 Sep 2018 10:52:28 +0300 [thread overview]
Message-ID: <20180914075228.GQ14465@lahna.fi.intel.com> (raw)
In-Reply-To: <20180903132012.23531-2-mika.westerberg@linux.intel.com>
On Mon, Sep 03, 2018 at 04:20:12PM +0300, Mika Westerberg wrote:
> If IOMMU is enabled and Thunderbolt driver is built into the kernel
> image, it will be probed before IOMMUs are attached to the PCI bus.
> Because of this DMA mappings the driver does will not go through IOMMU
> and start failing right after IOMMUs are enabled.
>
> For this reason move the Thunderbolt driver initialization happen at
> rootfs level.
>
> Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Applied to thunderbolt.git/fixes.
next prev parent reply other threads:[~2018-09-14 7:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-03 13:20 [PATCH 1/2] thunderbolt: Do not handle ICM events after domain is stopped Mika Westerberg
2018-09-03 13:20 ` [PATCH 2/2] thunderbolt: Initialize after IOMMUs Mika Westerberg
2018-09-05 8:47 ` Lukas Wunner
2018-09-05 9:46 ` Mika Westerberg
2018-09-06 8:13 ` Lukas Wunner
2018-09-06 10:36 ` Mika Westerberg
2018-09-06 11:00 ` Lukas Wunner
2018-09-06 11:07 ` Mika Westerberg
2018-09-06 11:21 ` Lukas Wunner
2018-09-06 11:46 ` Mika Westerberg
2018-09-14 7:52 ` Mika Westerberg [this message]
2018-09-14 7:52 ` [PATCH 1/2] thunderbolt: Do not handle ICM events after domain is stopped Mika Westerberg
2018-09-24 10:20 [PATCH 0/2] thunderbolt: Fixes for v4.19-rc6 Mika Westerberg
2018-09-24 10:20 ` [PATCH 2/2] thunderbolt: Initialize after IOMMUs Mika Westerberg
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