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From: Brian Woods <brian.woods@amd.com>
To: Juergen Gross <jgross@suse.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	Brian Woods <brian.woods@amd.com>,
	xen-devel@lists.xen.org
Subject: Re: Dom0 Failing to Boot with Recent Linux Kernels (Spectre Mitigations)
Date: Wed, 20 Jun 2018 12:20:21 -0500	[thread overview]
Message-ID: <20180620172020.GA1880@amd.com> (raw)
In-Reply-To: <5c9bd39f-822b-ef73-1613-ffc38a49a5a8@suse.com>

On Wed, Jun 20, 2018 at 08:34:13AM +0200, Juergen Gross wrote:
> Brian, would you please give the attached patch a try?
> 
> 
> Juergen

Juergen,

It works for Dom0.  You see a lot of messages that are like:
(XEN) emul-priv-op.c:1166:d0v1 Domain attempted WRMSR c0011020 from 0x0206800000000000 to 0x0206800000000400
(XEN) emul-priv-op.c:1166:d0v0 Domain attempted WRMSR c0011020 from 0x0206800000000000 to 0x0206800000000400

But it boots up.  I'll test a DomU with a newer kernel after I get back
from lunch.

-- 
Brian Woods

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  reply	other threads:[~2018-06-20 17:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-19 21:30 Dom0 Failing to Boot with Recent Linux Kernels (Spectre Mitigations) Brian Woods
2018-06-20  3:31 ` Boris Ostrovsky
2018-06-20  6:17   ` Juergen Gross
2018-06-20 14:27     ` Boris Ostrovsky
2018-06-20 14:52       ` Boris Ostrovsky
2018-06-20  6:34 ` Juergen Gross
2018-06-20 17:20   ` Brian Woods [this message]
2018-06-20 17:55     ` Andrew Cooper
2018-06-20 22:41       ` Brian Woods
2018-06-20 18:59     ` Brian Woods

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