linux-kernel - Re: [PATCH v2 2/6] genirq: fix irqchip_set_wake_parent if IRQCHIP_SKIP_SET

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Message-ID: <55CC7271.5040202@arm.com>
Date:	Thu, 13 Aug 2015 11:33:21 +0100
From:	Sudeep Holla <sudeep.holla@....com>
To:	Grygorii Strashko <grygorii.strashko@...com>,
	Marc Zyngier <Marc.Zyngier@....com>
CC:	Sudeep Holla <sudeep.holla@....com>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"jason@...edaemon.net" <jason@...edaemon.net>,
	"tony@...mide.com" <tony@...mide.com>,
	"nsekhar@...com" <nsekhar@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"balbi@...com" <balbi@...com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 2/6] genirq: fix irqchip_set_wake_parent if IRQCHIP_SKIP_SET_WAKE



On 13/08/15 10:51, Grygorii Strashko wrote:
> On 08/13/2015 11:54 AM, Sudeep Holla wrote:
>>
>>
>> On 12/08/15 18:45, Grygorii Strashko wrote:

[...]

>>> diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
>>> index 6de638b..bdb1b9d 100644
>>> --- a/kernel/irq/chip.c
>>> +++ b/kernel/irq/chip.c
>>> @@ -1024,6 +1024,10 @@ int irq_chip_set_vcpu_affinity_parent(struct
>>> irq_data *data, void *vcpu_info)
>>>    int irq_chip_set_wake_parent(struct irq_data *data, unsigned int on)
>>>    {
>>>        data = data->parent_data;
>>> +
>>> +    if (irq_data_get_irq_chip(data)->flags & IRQCHIP_SKIP_SET_WAKE)
>>> +        return 0;
>>> +
>>
>> [Nit] I think the irq core can access data->chip directly. Either way,
>> it's better to be consistent, the statement following doesn't use helper
>> function.
>
> thanks. I'll change it to:
> 	if (data->chip->flags & IRQCHIP_SKIP_SET_WAKE)
> 		return 0;
>
>>
>> Otherwise looks good to me.
>
> Does it means that I can add your Reviewed-by: with above change?
>

Yes you can.

Regards,
Sudeep
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