linux-kernel - Re: [xen vMCE RFC V0.2] xen vMCE design

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Message-Id: <4FEB236C020000780008C392@nat28.tlf.novell.com>
Date:	Wed, 27 Jun 2012 14:14:52 +0100
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"Jinsong Liu" <jinsong.liu@...el.com>,
	"Will Auld" <will.auld@...el.com>
Cc:	"Ashok Raj" <ashok.raj@...el.com>,
	"Donald D Dugger" <donald.d.dugger@...el.com>,
	"Haitao Shan" <haitao.shan@...el.com>,
	"Jun Nakajima" <jun.nakajima@...el.com>,
	"Susie Li" <susie.li@...el.com>, "Tony Luck" <tony.luck@...el.com>,
	"Xiantao Zhang" <xiantao.zhang@...el.com>,
	"Yunhong Jiang" <yunhong.jiang@...el.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Keir Fraser" <keir@....org>
Subject: Re: [xen vMCE RFC V0.2] xen vMCE design

>>> On 27.06.12 at 05:51, "Liu, Jinsong" <jinsong.liu@...el.com> wrote:
> This is updated xen vMCE design foils, according to comments from community 
> recently.
> 
> This foils focus on vMCE part of Xen MCA, so as Keir said, it's some dense.
> Later Will will present a document to elaborate more, including Intel MCA 
> and surrounding features and Xen implementation.

For MCi_CTL2 you probably meant to say "allow setting CMCI_EN
and error count threshold"?

The 2-bank approach also needs to be brought in line with the
current host derived value in MCG_CAP, especially if the code to
implement this new model doesn't make it into 4.2 (which would
generally save a larger value).

Jan

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