linux-kernel - Re: [PATCH] usb: OHCI/EHCI-XLS: Use resource

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Message-ID: <4EBEB65A.9040704@mvista.com>
Date:	Sat, 12 Nov 2011 20:09:30 +0200
From:	Sergei Shtylyov <sshtylyov@...sta.com>
To:	Thomas Meyer <thomas@...3r.de>
CC:	Alan Stern <stern@...land.harvard.edu>,
	Greg Kroah-Hartman <gregkh@...e.de>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: OHCI/EHCI-XLS: Use resource_size v2

Hello.

On 10.11.2011 20:09, Thomas Meyer wrote:

> Use resource_size function on resource object
> instead of explicit computation.
>
> The semantic patch that makes this change is available
> in scripts/coccinelle/api/resource_size.cocci.
>
> Signed-off-by: Thomas Meyer<thomas@...3r.de>
> ---
[...]
> diff -u -p a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c
> --- a/arch/hexagon/kernel/time.c 2011-11-07 19:37:21.719553477 +0100
> +++ b/arch/hexagon/kernel/time.c 2011-11-08 12:21:17.722176538 +0100
> @@ -200,12 +200,10 @@ void __init time_init_deferred(void)
>   		resource = rtos_timer_device.resource;
>
>   	/*  ioremap here means this has to run later, after paging init  */
> -	rtos_timer = ioremap(resource->start, resource->end
> -		- resource->start + 1);
> +	rtos_timer = ioremap(resource->start, resource_size(resource));
>
>   	if (!rtos_timer) {
> -		release_mem_region(resource->start, resource->end
> -			- resource->start + 1);
> +		release_mem_region(resource->start, resource_size(resource));
>   	}
>   	clocksource_register_khz(&hexagon_clocksource, pcycle_freq_mhz * 1000);


    I don't think this file belongs to the USB specific patch.

WBR, Sergei

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