This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] L1[0x1fb] = 0000000000000000 which faults on one type of

To: "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx>
Subject: Re: [Xen-devel] L1[0x1fb] = 0000000000000000 which faults on one type of machine but on another works?
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Thu, 17 Mar 2011 16:12:48 +0000
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, andrew.thomas@xxxxxxxxxx, Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, keir.xen@xxxxxxxxx, swente@xxxxxxxxxxxxx, gianni.tedesco@xxxxxxxxxx
Delivery-date: Thu, 17 Mar 2011 09:13:07 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20110317155211.GA29603@xxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20110316221912.GA13035@xxxxxxxxxxxx> <4D81EF97020000780003706E@xxxxxxxxxxxxxxxxxx> <20110317155211.GA29603@xxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>>> On 17.03.11 at 16:52, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:
> 2.6.38 fixes this by allowing in acpi_register_lapic_address, the
> the set_fixmap_nocache(FIX_APIC_BASE, address) to be called and we
> can provide it with a dummy page and native_apic_read can happily
> read from that fake page.

I wonder whether that's going to be appropriate in cases...


Xen-devel mailing list