linux-kernel - Re: [PATCH] rtc: asm9260: fix module autoload

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Message-ID: <20161019064646.dlxjfil3amvgzsab@piout.net>
Date:   Wed, 19 Oct 2016 08:46:46 +0200
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     Javier Martinez Canillas <javier@....samsung.com>
Cc:     linux-kernel@...r.kernel.org, rtc-linux@...glegroups.com,
        Alessandro Zummo <a.zummo@...ertech.it>
Subject: Re: [PATCH] rtc: asm9260: fix module autoload

On 14/10/2016 at 10:15:35 -0300, Javier Martinez Canillas wrote :
> If the driver is built as a module, autoload won't work because the module
> alias information is not filled so user-space can't match the registered
> device with the corresponding module.
> 
> Export the module alias information using the MODULE_DEVICE_TABLE() macro.
> 
> Before this patch:
> 
> $ modinfo drivers/rtc/rtc-asm9260.ko | grep alias
> $
> 
> After this patch:
> 
> $ modinfo drivers/rtc/rtc-asm9260.ko | grep alias
> alias:          of:N*T*Calphascale,asm9260-rtcC*
> alias:          of:N*T*Calphascale,asm9260-rtc
> 
> Signed-off-by: Javier Martinez Canillas <javier@....samsung.com>
> ---
> 
>  drivers/rtc/rtc-asm9260.c | 1 +
>  1 file changed, 1 insertion(+)
> 
Applied, thanks.

-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com