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Subject: Re: 3.18.17 Xen regression
From: Ian Campbell <ian.campbell@citrix.com>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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Date: Fri, 17 Jul 2015 14:59:52 +0100
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On Tue, 2015-07-07 at 15:54 -0400, Boris Ostrovsky wrote:
> Commit 63753fac67e1 ("x86: Store a per-cpu shadow copy of CR4") in 
> 3.18.y branch introduced a regression on PVH Xen guests.
> 
> Please apply 5054daa285be ("x86/xen: Initialize cr4 shadow for 64-bit 
> PV(H) guests") from mainline to fix this. 3.18.y appears to be the only 
> affected branch.

Any news on this? Our automated tests of 3.18 are continuing to fail.

Ian.