Re: [PATCH] clocksource: em_sti: Set cpu_possible_mask to fix SMPbroadcast
From: Simon Horman
Date: Thu Sep 05 2013 - 03:33:15 EST
On Wed, Sep 04, 2013 at 09:29:53AM -0700, Stephen Boyd wrote:
> On 09/04/13 01:44, Daniel Lezcano wrote:
> >
> >> On Wed, Sep 04, 2013 at 05:01:51PM +0900, Magnus Damm wrote:
> >>> From: Magnus Damm <damm@xxxxxxxxxxxxx>
> >>>
> >>> Update the STI driver by setting cpu_possible_mask to make EMEV2
> >>> SMP work as expected together with the ARM broadcast timer.
> >>>
> >>> This breakage was introduced by:
> >>>
> >>> f7db706 ARM: 7674/1: smp: Avoid dummy clockevent being preferred over real hardware clock-event
> >>>
> >>> Without this fix SMP operation is broken on EMEV2 since no
> >>> broadcast timer interrupts trigger on the secondary CPU cores.
> >>>
> >>> Signed-off-by: Magnus Damm <damm@xxxxxxxxxxxxx>
> >> Tested-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
> >>
> >> I will let this sit for a few days to see if there is any further feedback.
>
> Reviewed-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Thanks, I have queue this up.
I will let it sit in next for a little bit
and then forward it on to Daniel.
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