linux-kernel - Re: [PATCH V3 10/26] csky: IRQ handling

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Date:   Mon, 10 Sep 2018 15:30:39 +0800
From:   Guo Ren <ren_guo@...ky.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        daniel.lezcano@...aro.org, jason@...edaemon.net, arnd@...db.de,
        c-sky_gcc_upstream@...ky.com, gnu-csky@...tor.com,
        thomas.petazzoni@...tlin.com, wbx@...ibc-ng.org, green.hu@...il.com
Subject: Re: [PATCH V3 10/26] csky: IRQ handling

On Thu, Sep 06, 2018 at 03:39:01PM +0200, Thomas Gleixner wrote:
> On Wed, 5 Sep 2018, Guo Ren wrote:
> 
> > +static void (*handle_arch_irq)(struct pt_regs *regs) = NULL;
> > +
> > +void __init set_handle_irq(void (*handle_irq)(struct pt_regs *))
> > +{
> > +	if (handle_arch_irq)
> > +		return;
> > +
> > +	handle_arch_irq = handle_irq;
> > +}
> 
> Please don't introduce yet another variant of that. Please use
> CONFIG_GENERIC_IRQ_MULTI_HANDLER which provides that in the generic code.
Ok.

> 
> Btw, some of your patches have tab vs. space inconsistencies, e.g.
> 
> +        siginfo_t info;
> +       int fault;
> +       unsigned long address = mmu_meh & PAGE_MASK
Thx, I'll re-check.

Best Regards
 Guo Ren