linux-kernel - Re: [PATCH 4.19 00/17] V4.19 backport of more 32-bit arm spectre patches

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Message-ID: <adb6d688-8f30-af8f-bbac-f3e166c84236@arm.com>
Date:   Thu, 14 Feb 2019 08:50:55 +0000
From:   Julien Thierry <julien.thierry@....com>
To:     David Long <dave.long@...aro.org>, stable@...r.kernel.org,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        Florian Fainelli <f.fainelli@...il.com>,
        Tony Lindgren <tony@...mide.com>,
        Marc Zyngier <marc.zyngier@....com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     Will Deacon <will.deacon@....com>, Mark Brown <broonie@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4.19 00/17] V4.19 backport of more 32-bit arm spectre
 patches

Hi David,

On 13/02/2019 21:32, David Long wrote:
> From: "David A. Long" <dave.long@...aro.org>
> 
> V4.19 backport of spectre patches from Russell M. King's spectre branch.
> Patches have been kvm-unit-test'ed on an arndale, run through kernelci, and
> handed off to ARM for functional testing.
> 

I've reviewed the backports.

For Spectre-v1.1 I also checked we do get the expected code sequence in
the generated image at the expected locations. So, for patches 1 to 10:

Reviewed-by: Julien Thierry <julien.thierry@....com>

For Spectre-v2 big.Little patches, I managed to test this on TC2 and can
confirm CPUs pick up the correct mitigation method. So, for patches 11
to 17:

Reviewed-by: Julien Thierry <julien.thierry@....com>
Tested-by: Julien Thierry <julien.thierry@....com>

Thanks,

-- 
Julien Thierry