From: Greg KH <gregkh@linuxfoundation.org>
To: Jean-Baptiste Theou <jb@essential.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Will Deacon <will.deacon@arm.com>, Dan Rue <dan.rue@linaro.org>,
Mark Brown <mark.brown@linaro.org>,
Marc Zyngier <marc.zyngier@arm.com>,
Greg Hackmann <ghackmann@google.com>
Subject: Re: Linux 4.9.93
Date: Mon, 9 Apr 2018 13:41:46 +0200 [thread overview]
Message-ID: <20180409114146.GA20636@kroah.com> (raw)
In-Reply-To: <20180409185751.247a0ac7@jbtheou>
On Mon, Apr 09, 2018 at 06:57:51PM +0900, Jean-Baptiste Theou wrote:
> On Mon, 9 Apr 2018 11:49:37 +0200
> Ard Biesheuvel <ard.biesheuvel@linaro.org> wrote:
>
> > On 9 April 2018 at 11:30, Greg KH <gregkh@linuxfoundation.org> wrote:
> > > On Mon, Apr 09, 2018 at 06:05:34PM +0900, Jean-Baptiste Theou wrote:
> > >> Hi,
> > >>
> > >> After this patchset, a kernel built with CFI fails. Disabling
> > >> UNMAP_KERNEL_AT_EL0 fix the issue obviously.
> >
> > How does one 'build a kernel with CFI' for arm64?
>
> From Google work on Android-4.9
>
> https://android.googlesource.com/kernel/common/+/00a195e7c0752ff5d65c9caadfbcc226270ca232
>
> I am not sure what is the plan on their side to upstream (Greg?), but definitely
> useful to isolate actual issues.
Ah, yeah, if you are taking anything from the Android tree, all bets are
off :)
Greg Hackmann can probably answer the questions about CFI and these
patches, as he's working on merging this stable release into the
android-4.9 branch this week. I'll let him deal with this...
thanks,
greg k-h
next prev parent reply other threads:[~2018-04-09 11:41 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-09 9:05 Linux 4.9.93 Jean-Baptiste Theou
2018-04-09 9:30 ` Greg KH
2018-04-09 9:44 ` Marc Zyngier
2018-04-09 9:49 ` Ard Biesheuvel
2018-04-09 9:57 ` Jean-Baptiste Theou
2018-04-09 10:07 ` Mark Rutland
2018-04-09 10:41 ` Jean-Baptiste Theou
2018-04-09 10:25 ` Ard Biesheuvel
2018-04-09 10:28 ` Jean-Baptiste Theou
2018-04-09 11:41 ` Greg KH [this message]
2018-04-09 17:02 ` Greg Hackmann
2018-04-09 20:32 ` Sami Tolvanen
2018-04-09 9:55 ` Mark Rutland
-- strict thread matches above, loose matches on Subject: below --
2018-04-08 15:08 Greg KH
2018-04-08 15:08 ` Greg KH
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