linux-kernel - Re: "iommu/vt-d: Delegate DMA domain to generic iommu" series breaks megaraid

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Message-ID: <1560178459.6132.66.camel@lca.pw>
Date:   Mon, 10 Jun 2019 10:54:19 -0400
From:   Qian Cai <cai@....pw>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     James Sewart <jamessewart@...sta.com>,
        Joerg Roedel <jroedel@...e.de>,
        iommu@...ts.linux-foundation.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Kashyap Desai <kashyap.desai@...adcom.com>,
        Sumit Saxena <sumit.saxena@...adcom.com>,
        Shivasharan S <shivasharan.srikanteshwara@...adcom.com>
Subject: Re: "iommu/vt-d: Delegate DMA domain to generic iommu" series
 breaks megaraid_sas

On Mon, 2019-06-10 at 09:44 -0400, Qian Cai wrote:
> On Sun, 2019-06-09 at 10:43 +0800, Lu Baolu wrote:
> > Hi Qian,
> > 
> > I just posted some fix patches. I cc'ed them in your email inbox as
> > well. Can you please check whether they happen to fix your issue?
> > If not, do you mind posting more debug messages?
> 
> Unfortunately, it does not work. Here is the dmesg.
> 
> https://raw.githubusercontent.com/cailca/tmp/master/dmesg?token=AMC35QKPIZBYUM
> FUQKLW4ZC47ZPIK

This one should be good to view.

https://cailca.github.io/files/dmesg.txt