linux-kernel - Re: [Patch v5 04/12] irqchip: xilinx: Add support for parent intc

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Date:   Tue, 25 Oct 2016 12:49:33 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com>
cc:     Marc Zyngier <marc.zyngier@....com>, monstr@...str.eu,
        ralf@...ux-mips.org, jason@...edaemon.net, alistair@...ple.id.au,
        mporter@...nel.crashing.org, soren.brinkmann@...inx.com,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
        michal.simek@...inx.com, linuxppc-dev@...ts.ozlabs.org,
        mpe@...erman.id.au, paulus@...ba.org, benh@...nel.crashing.org
Subject: Re: [Patch v5 04/12] irqchip: xilinx: Add support for parent intc

On Tue, 25 Oct 2016, Zubair Lutfullah Kakakhel wrote:
> On 10/21/2016 10:48 AM, Marc Zyngier wrote:
> > Shouldn't you return an error if irq is zero?
> > 
> 
> I'll add the following for the error case
> 
> 	pr_err("%s: Parent exists but interrupts property not defined\n" ,
> __func__);

Please do not use this silly __func__ stuff. It's not giving any value to
the printout.

Set a proper prefix for your pr_* stuff, so the string is prefixed with
'irq-xilinx:' or whatever you think is appropriate. Then the string itself
is good enough to find from which place this printk comes.

Thanks,

	tglx