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Re: [Xen-devel] [semi-urgent Xen CS question] Re: git commit 9fd67b4ed07

To: Andrew Lutomirski <luto@xxxxxxx>
Subject: Re: [Xen-devel] [semi-urgent Xen CS question] Re: git commit 9fd67b4ed0714ab718f1f9bd14c344af336a6df7 (x86-64: Give vvars their own page) breaks Xen PV guests (64-bit).
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Wed, 27 Jul 2011 08:57:48 -0400
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Keir Fraser <keir.xen@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
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> > Yes, that's right.
> 
> But it's still weird, because AFAICT xen_sysret64 already does the
> right thing.  So presumably the failure case only happens when
> something prevents sysret from working, like CONFIG_AUDITSYSCALL.

Oh, which I do seem to have had turned so that SELinux can work.

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