Date: Fri, 5 Jan 2018 14:47:15 +0100
From: Greg KH <gregkh@linuxfoundation.org>
To: Borislav Petkov <bp@alien8.de>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
        Tim Chen <tim.c.chen@linux.intel.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Andy Lutomirski <luto@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Dave Hansen <dave.hansen@intel.com>,
        Andi Kleen <ak@linux.intel.com>,
        Arjan Van De Ven <arjan.van.de.ven@intel.com>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7/7] x86/microcode: Recheck IBRS features on microcode
 reload
Message-ID: <20180105134715.GA22699@kroah.com>
References: <cover.1515086770.git.tim.c.chen@linux.intel.com>
 <a2092889d6d2198494d97a341ea0375a95d3b3bd.1515086770.git.tim.c.chen@linux.intel.com>
 <20180104182858.2nevvgeq5wdojz2w@pd.tnic>
 <20180104183430.GJ13348@redhat.com>
 <20180104185033.tsbijx32as6wqvye@pd.tnic>
 <20180105133217.GB12036@kroah.com>
 <20180105133717.c7zchrxhcjrk6vcn@pd.tnic>
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On Fri, Jan 05, 2018 at 02:37:17PM +0100, Borislav Petkov wrote:
> On Fri, Jan 05, 2018 at 02:32:17PM +0100, Greg KH wrote:
> > Does it really matter?  Rescanning everything can't hurt here, and it
> > shouldn't be noticable in any boot time chart.  I feel like arguing
> > about tiny stuff like this takes away from the obvious other problems
> > this whole patch series had :(
> 
> It does because others will come and copy this and then we're stuck
> with cleaning up the mess. The whole CPUID parsing needs a much desired
> cleanup but there's other more pressing shit going on..

Ok, fair enough, and Tim already said he fixed this up in his series,
sorry for the noise.

greg k-h