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Thu, 12 Apr 2018 03:53:55 -0400 Received: from prv1-mh.provo.novell.com ([137.65.248.33]:60039 "EHLO prv1-mh.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752666AbeDLHxz (ORCPT ); Thu, 12 Apr 2018 03:53:55 -0400 Message-Id: <5ACF2CB002000078001BA984@prv1-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 18.0.0 Date: Thu, 12 Apr 2018 01:53:52 -0600 From: "Jan Beulich" To: "Ingo Molnar" Cc: , , , , , "Juergen Gross" , , , Subject: Re: [Xen-devel] [PATCH] x86/xen: zero MSR_IA32_SPEC_CTRL before suspend References: <20180226140818.4849-1-jgross@suse.com> <5AA8F00302000078001B15EE@suse.com> <6b59ac31-7e90-1c18-2467-d7d294da6e5b@suse.com> <5ACDEE5B02000078001BA2DE@prv1-mh.provo.novell.com> <20180411115350.lvx5yaevoq6arwg3@gmail.com> <5ACE149E02000078001BA424@prv1-mh.provo.novell.com> <20180412073219.2h5fqc7megvepoa6@gmail.com> In-Reply-To: <20180412073219.2h5fqc7megvepoa6@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Content-Disposition: inline Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: >>> On 12.04.18 at 09:32, wrote: > * Jan Beulich wrote: > >> >>> On 11.04.18 at 13:53, wrote: >> > * Jan Beulich wrote: >> > >> >> Additionally, x86 maintainers: is there a particular reason this (or >> >> any functionally equivalent patch) isn't upstream yet? As indicated >> >> before, I had not been able to find any discussion, and hence I >> >> see no reason why this is a patch we effectively carry privately in >> >> our distro branches (and likely other distros do so too). >> > >> > The patch was merged 6 weeks ago and is now upstream: >> > >> > 71c208dd54ab: x86/xen: Zero MSR_IA32_SPEC_CTRL before suspend >> >> I'm sorry, but no, this isn't the patch I was inquiring about. >> Instead I'm wondering of the disposition of the patch disabling >> IBRS around a CPU going idle. > > Got any specific link or subject line for that submission? Sure, as written in the original response to Jürgen's patch: https://patchwork.kernel.org/patch/10153843/ Jan