linux-kernel - Re: [PATCH v3 3/7] vfio: platform: introduce module_vfio_reset

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Message-ID: <562A3FF3.5040004@linaro.org>
Date:	Fri, 23 Oct 2015 16:10:59 +0200
From:	Eric Auger <eric.auger@...aro.org>
To:	Arnd Bergmann <arnd@...db.de>, linux-arm-kernel@...ts.infradead.org
Cc:	eric.auger@...com, alex.williamson@...hat.com,
	b.reynal@...tualopensystems.com, kvmarm@...ts.cs.columbia.edu,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	christoffer.dall@...aro.org, patches@...aro.org
Subject: Re: [PATCH v3 3/7] vfio: platform: introduce
 module_vfio_reset_handler macro

Hi Arnd,
On 10/23/2015 03:09 PM, Arnd Bergmann wrote:
> On Friday 23 October 2015 14:37:11 Eric Auger wrote:
>> +static int __init reset ## _module_init(void)                  \
>> +{                                                              \
>> +       vfio_platform_register_reset(compat, reset);            \
>> +       return 0;                                               \
>> +};                                                             \
>>
> 
> I would make this 'return vfio_platform_register_reset(...)', so loading
> the driver fails if the handler cannot get registered. Alternatively,
> change the return type of vfio_platform_register_reset to 'void'
> so it can never fail.
I will turn __vfio_platform_register_reset to 'void' then since it has
no reason to fail now.

Thanks

Eric

> 
> 	Arnd
> 

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