From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <ak@linux.intel.com>
Received: from mga17.intel.com ([192.55.52.151])
	by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256)
	(Exim 4.80)
	(envelope-from <ak@linux.intel.com>)
	id 1fMFPr-0005Fn-Ug
	for speck@linutronix.de; Fri, 25 May 2018 18:18:08 +0200
Date: Fri, 25 May 2018 09:18:02 -0700
From: Andi Kleen <ak@linux.intel.com>
Subject: [MODERATED] Re: [PATCH v6 6/8] L1TFv6 3
Message-ID: <20180525161802.GW4486@tassilo.jf.intel.com>
References: <cover.1527195229.git.ak@linux.intel.com>
 <20180524210234.D1EA061155@crypto-ml.lab.linutronix.de>
 <ee48cd9e-3e08-7f57-aed9-6b2160e4963f@citrix.com>
 <20180524223715.GT4486@tassilo.jf.intel.com>
 <alpine.LFD.2.21.999.1805241559590.22181@i7.lan>
 <7b5c5343-fdf0-f84e-7da3-1549dd95e7da@citrix.com>
 <alpine.LFD.2.21.999.1805241716470.22181@i7.lan>
MIME-Version: 1.0
In-Reply-To: <alpine.LFD.2.21.999.1805241716470.22181@i7.lan>
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
To: speck@linutronix.de
List-ID: <speck.linutronix.de>

> But we'll see. The desktop chips have smaller PA limits. But then you tend 
> to be limited by just memory channels anyway - ie a desktop chip might be 
> limited to "just" 39 bits of physical memory, but in practice the RAM 
> limit is much much lower simply due to memory controllers.

The only systems that should be able to hit it are systems with a lot of sockets
(>8S) 

-Andi