[U-Boot] [PATCH] mx5: Select ARM_CORTEX_A8_CVE_2017_5715

Tom Rini trini at konsulko.com
Fri Jun 29 21:30:00 UTC 2018


On Fri, Jun 29, 2018 at 06:26:55PM -0300, Fabio Estevam wrote:
> Hi Tom and Stefano,
> 
> On Wed, Jun 20, 2018 at 3:08 PM, Fabio Estevam <festevam at gmail.com> wrote:
> > From: Fabio Estevam <fabio.estevam at nxp.com>
> >
> > On a 4.18-rc1 kernel the following warning is seen on i.MX51 and
> > i.MX53:
> >
> > CPU0: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable
> >
> > Select the ARM_CORTEX_A8_CVE_2017_5715 workaround for i.MX51/i.MX53
> > to fix the problem.
> >
> > With this patch applied the kernel reports:
> >
> > CPU0: Spectre v2: using BPIALL workaround
> >
> > Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>
> > ---
> > This depends on Nishanth Menon's series that introduces the
> > ARM_CORTEX_A8_CVE_2017_5715 Spectre workaround.
> 
> I saw that Tom has just applied Nishanth Menon's series.
> 
> Can this one also be applied for 2018.07?

I can pick it up, or it can be in a PR, thanks!

-- 
Tom
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