From mboxrd@z Thu Jan  1 00:00:00 1970
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH 4.14 121/146] x86/fpu: Disable bottom halves while
 loading FPU registers
Date: Thu, 6 Dec 2018 11:54:07 +0100
Message-ID: <20181206105407.GH19891@kroah.com>
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 <5C07FC30.43601034@users.sourceforge.net>
 <20181205190020.GO29510@zn.tnic>
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Cc: Jari Ruusu <jariruusu@users.sourceforge.net>,
        linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Ingo Molnar <mingo@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Andy Lutomirski <luto@kernel.org>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "H. Peter Anvin" <hpa@zytor.com>,
        "Jason A. Donenfeld" <Jason@zx2c4.com>,
        kvm ML <kvm@vger.kernel.org>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Radim =?iso-8859-1?B?S3I/beE/?= <rkrcmar@redhat.com>,
        Rik van Riel <riel@surriel.com>, x86-ml <x86@kernel.org>
To: Borislav Petkov <bp@alien8.de>
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On Wed, Dec 05, 2018 at 08:00:20PM +0100, Borislav Petkov wrote:
> On Wed, Dec 05, 2018 at 06:26:24PM +0200, Jari Ruusu wrote:
> > That same race appears to be present in older kernel branches also.
> > The context is sligthly different, so the patch for 4.14 does not
> > apply cleanly to older kernels. For 4.9 branch, this edit works:
> 
> You could take the upstream one, amend it with your change, test it and
> send it to Greg - I believe he'll take the backport gladly.
> 
> :-)

Yes, that's the easiest way for me to accept such a patch, otherwise it
gets put on the end of the very-long-queue...

thanks,

greg k-h