Re: [PATCH RESEND] ARM: EXYNOS: Do not calculate boot address twice

From: Krzysztof Kozlowski
Date: Mon Sep 01 2014 - 04:40:18 EST


On piÄ, 2014-07-04 at 17:41 +0900, Kukjin Kim wrote:
> Krzysztof Kozlowski wrote:
> >
> > Commit b3205dea8fbf ("ARM: EXYNOS: Map SYSRAM through generic DT
> > bindings") introduced local variable boot_reg where boot address from
> > cpu_boot_reg() call is stored. Re-use it instead calling cpu_boot_reg()
> > again.
> >
> > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > ---
> > arch/arm/mach-exynos/platsmp.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
> > index 1c8d31e39520..55ed2e6729c5 100644
> > --- a/arch/arm/mach-exynos/platsmp.c
> > +++ b/arch/arm/mach-exynos/platsmp.c
> > @@ -155,7 +155,7 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
> > ret = PTR_ERR(boot_reg);
> > goto fail;
> > }
> > - __raw_writel(boot_addr, cpu_boot_reg(phys_cpu));
> > + __raw_writel(boot_addr, boot_reg);
> > }
> >
> > call_firmware_op(cpu_boot, phys_cpu);
> > @@ -242,7 +242,7 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)
> >
> > if (IS_ERR(boot_reg))
> > break;
> > - __raw_writel(boot_addr, cpu_boot_reg(phys_cpu));
> > + __raw_writel(boot_addr, boot_reg);
> > }
> > }
> > }
> > --
> > 1.9.1
>
> Oh, good catch. will apply :-)

Hi Kukjin,

I cannot find this patch in your tree or in next. Did you applied this?

Best regards,
Krzysztof


> Thanks,
> Kukjin

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