linux-kernel - Re: [PATCH v2 1/3] x86/xen: Avoid fast syscall path for Xen PV guests

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Message-ID: <567037BB.6080901@oracle.com>
Date:	Tue, 15 Dec 2015 10:54:35 -0500
From:	Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:	Borislav Petkov <bp@...e.de>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	david.vrabel@...rix.com, konrad.wilk@...cle.com, luto@...nel.org,
	linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
	virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v2 1/3] x86/xen: Avoid fast syscall path for Xen PV guests

On 12/15/2015 10:48 AM, Borislav Petkov wrote:
> On Tue, Dec 15, 2015 at 10:21:37AM -0500, Boris Ostrovsky wrote:
>> I know this has been in the tip tree --- when do you think this will go
>> Linus tree? In the 4.4 timeframe?
> It is queued for 4.5 currently.
>
>> Xen 32-bit PV guests are broken without this.
> So this needs to go into 4.4 or even earlier? Since 5f310f739b4c went
> into 4.4, I'd think 4.4 only for this fix too? Yes?

Oh, I didn't realize this is scheduled for 4.5. It indeed needs to go 
into 4.4 because of 5f310f739b4c.

Thanks.
-boris



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