From: Mark Hounschell <markh-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
To: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
Subject: Re: Can't boot new 4.4 kernel with IOMMU enabled
Date: Wed, 20 Jan 2016 11:04:35 -0500 [thread overview]
Message-ID: <569FB013.4050709@compro.net> (raw)
In-Reply-To: <20160120154658.GH18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
On 01/20/2016 10:46 AM, Joerg Roedel wrote:
> On Wed, Jan 20, 2016 at 04:38:23PM +0100, Joerg Roedel wrote:
>> On Thu, Jan 14, 2016 at 09:04:08AM -0500, Mark Hounschell wrote:
>>> OK, I verified the 2 disks are hanging off the Marvel chips.
>>> Here is the dmesg from booting with your patch and the 2
>>> disks not showing up.
>>
>> Does it boot with iommu=soft?
>
> Something also worth trying is amd_iommu=fullflush (without iommu=soft).
> Would be great if you find the time to test these two parameters and
> report back.
>
>
amd_iommu=fullflush does not help.
iommu=soft allows it to boot
Mark
next prev parent reply other threads:[~2016-01-20 16:04 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-12 21:37 Can't boot new 4.4 kernel with IOMMU enabled Mark Hounschell
[not found] ` <56957209.1080202-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-13 3:09 ` Baoquan He
[not found] ` <20160113030950.GB11902-0VdLhd/A9PlfpSRLqpFUpR/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2016-01-13 14:42 ` Mark Hounschell
[not found] ` <56966244.80700-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-14 0:05 ` Baoquan He
[not found] ` <20160114000520.GA2449-ejN7fcUYdH/by3iVrkZq2A@public.gmane.org>
2016-01-14 14:04 ` Mark Hounschell
[not found] ` <5697AAD8.1000105-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-20 15:38 ` Joerg Roedel
[not found] ` <20160120153823.GG18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-01-20 15:46 ` Joerg Roedel
[not found] ` <20160120154658.GH18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-01-20 16:04 ` Mark Hounschell [this message]
[not found] ` <569FB013.4050709-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-20 16:19 ` Joerg Roedel
[not found] ` <20160120161904.GI18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-01-20 18:19 ` Mark Hounschell
[not found] ` <569FCFC8.2000606-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-20 18:26 ` Joerg Roedel
[not found] ` <20160120182602.GJ18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-01-20 19:32 ` Mark Hounschell
[not found] ` <569FE0B0.4030902-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-20 20:30 ` Joerg Roedel
2016-01-21 14:50 ` Mark Hounschell
[not found] ` <56A0F03C.8010109-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-21 14:58 ` Mark Hounschell
[not found] ` <56A0F221.10502-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-21 22:39 ` Joerg Roedel
[not found] ` <20160121223958.GL18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-02-02 15:49 ` Mark Hounschell
[not found] ` <56B0CFF7.80907-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-02-16 16:24 ` Joerg Roedel
[not found] ` <20160216162455.GX18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-02-16 17:32 ` Mark Hounschell
[not found] ` <56C35D1A.9080307-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-02-26 16:23 ` Joerg Roedel
[not found] ` <20160226162319.GH22747-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-02-26 19:20 ` Mark Hounschell
[not found] ` <56D0A565.8080406-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-02-29 17:42 ` Joerg Roedel
[not found] ` <20160229174252.GN22747-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-02-29 17:52 ` Mark Hounschell
[not found] ` <56D48560.4010904-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-03-18 17:24 ` Mark Hounschell
[not found] ` <56EC39CB.2010909-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-04-11 13:54 ` Joerg Roedel
[not found] ` <20160411135451.GO17838-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-04-11 14:59 ` Mark Hounschell
[not found] ` <570BBBE4.9040307-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-04-11 15:43 ` Joerg Roedel
2016-01-20 15:56 ` Mark Hounschell
2016-01-20 12:31 ` Joerg Roedel
[not found] ` <20160120123116.GF18805-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-01-20 13:03 ` Mark Hounschell
[not found] ` <569F858E.4060701-n2QNKt385d+sTnJN9+BGXg@public.gmane.org>
2016-01-20 13:18 ` Baoquan He
2016-01-20 13:03 ` Baoquan He
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