From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Jan Beulich <JBeulich@suse.com>,
"Anshul Makkar anshul.makkar"@citrix.com
Cc: yang.z.zhang@intel.com, anshulma <anshul.makkar@citrix.com>,
kevin.tian@intel.com, xen-devel@lists.xen.org
Subject: Re: [PATCH] iommu/quirk: disable shared EPT for Sandybridge and earlier processors.
Date: Tue, 1 Sep 2015 15:18:21 +0100 [thread overview]
Message-ID: <55E5B3AD.4050406@citrix.com> (raw)
In-Reply-To: <55E427C6020000780009E304@prv-mh.provo.novell.com>
On 31/08/15 09:09, Jan Beulich wrote:
>>>> On 28.08.15 at 17:41, <Anshul Makkar anshul.makkar@citrix.com> wrote:
>> --- a/docs/misc/xen-command-line.markdown
>> +++ b/docs/misc/xen-command-line.markdown
>> @@ -896,7 +896,7 @@ debug hypervisor only).
>>
>> > `sharept`
>>
>> -> Default: `true`
>> +> Default: `true` if newer than SandyBridge or `false` if Sandybridge or earlier.
> This neglects the AMD side.
The AMD side has iommu_hap_pt_share unconditionally disabled, for
reasons pertaining to grant mapped frames.
~Andrew
next prev parent reply other threads:[~2015-09-01 14:18 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1440776507-30218-1-git-send-email-anshul.makkar@citrix.com>
2015-08-28 16:24 ` [PATCH] iommu/quirk: disable shared EPT for Sandybridge and earlier processors Andrew Cooper
2015-08-31 8:09 ` Jan Beulich
2015-09-01 14:18 ` Andrew Cooper [this message]
2015-09-01 14:55 ` Jan Beulich
2015-11-24 17:17 Anshul
2015-11-24 17:41 ` Jan Beulich
2015-11-25 10:28 ` Andrew Cooper
2015-11-25 10:49 ` Jan Beulich
2015-11-25 15:13 ` Andrew Cooper
2015-11-25 15:38 ` Jan Beulich
2015-11-25 15:58 ` Malcolm Crossley
2015-11-26 7:17 ` Tian, Kevin
2015-12-01 16:45 ` Anshul Makkar
2015-12-01 17:20 ` Jan Beulich
2015-11-26 8:45 ` Jan Beulich
2015-11-26 10:27 ` Andrew Cooper
2015-11-26 10:39 ` Jan Beulich
2015-11-26 11:42 ` Andrew Cooper
2015-11-26 11:53 ` Jan Beulich
2015-11-26 13:46 ` Jan Beulich
2015-11-26 13:48 ` Malcolm Crossley
2015-11-26 13:55 ` Andrew Cooper
2015-11-30 21:22 ` Konrad Rzeszutek Wilk
2015-12-01 10:34 ` Andrew Cooper
2015-12-01 10:44 ` Anshul Makkar
2015-12-01 15:24 ` Konrad Rzeszutek Wilk
2015-12-01 16:19 ` Andrew Cooper
2015-12-03 1:19 ` Tian, Kevin
2015-12-03 11:24 ` Andrew Cooper
2015-12-04 1:55 ` Tian, Kevin
2015-12-03 2:40 ` Tian, Kevin
2015-12-03 8:18 ` Jan Beulich
2015-12-03 8:50 ` Tian, Kevin
2015-12-03 11:19 ` Andrew Cooper
2015-12-04 2:35 ` Tian, Kevin
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