Re: [PATCH v14 3/9] clocksource/drivers/arm_arch_timer: Improve printk relevant code

From: Mark Rutland
Date: Thu Oct 20 2016 - 11:33:24 EST


On Thu, Sep 29, 2016 at 02:17:11AM +0800, fu.wei@xxxxxxxxxx wrote:
> static void arch_timer_banner(unsigned type)
> {
> - pr_info("Architected %s%s%s timer(s) running at %lu.%02luMHz (%s%s%s).\n",
> - type & ARCH_CP15_TIMER ? "cp15" : "",
> - type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? " and " : "",
> - type & ARCH_MEM_TIMER ? "mmio" : "",
> - (unsigned long)arch_timer_rate / 1000000,
> - (unsigned long)(arch_timer_rate / 10000) % 100,
> - type & ARCH_CP15_TIMER ?
> - (arch_timer_uses_ppi == VIRT_PPI) ? "virt" : "phys" :
> - "",
> - type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? "/" : "",
> - type & ARCH_MEM_TIMER ?
> - arch_timer_mem_use_virtual ? "virt" : "phys" :
> - "");
> + pr_info("%s%s%s timer(s) running at %lu.%02luMHz (%s%s%s).\n",
> + type & ARCH_CP15_TIMER ? "cp15" : "",
> + type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? " and " : "",
> + type & ARCH_MEM_TIMER ? "mmio" : "",
> + (unsigned long)arch_timer_rate / 1000000,
> + (unsigned long)(arch_timer_rate / 10000) % 100,
> + type & ARCH_CP15_TIMER ?
> + (arch_timer_uses_ppi == VIRT_PPI) ? "virt" : "phys" :
> + "",
Please restore the additional indent on this line...

> + type == (ARCH_CP15_TIMER | ARCH_MEM_TIMER) ? "/" : "",
> + type & ARCH_MEM_TIMER ?
> + arch_timer_mem_use_virtual ? "virt" : "phys" :
> + "");

... and these two.

No matter what checkpatch says, I prefer the code that way so as to keep
the ternary clear.

[...]

> @@ -768,7 +769,7 @@ static int __init arch_timer_init(void)
> return ret;
>
> arch_timer_kvm_info.virtual_irq = arch_timer_ppi[VIRT_PPI];
> -
> +

Please mention the whitespace fixup in the commit message. It's
surprising otherwise.

With all that:

Acked-by: Mark Rutland <mark.rutland@xxxxxxx>

Thanks,
Mark.