linux-kernel - Re: [PATCH v4 17/29] nios2: System calls handling

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Message-ID: <CAFiDJ5-E6_K-pH9NAoPAifY=+mWhofn6gP9avtGs5aQ2kT1hRA@mail.gmail.com>
Date:	Thu, 9 Oct 2014 16:38:47 +0800
From:	Ley Foon Tan <lftan@...era.com>
To:	Tobias Klauser <tklauser@...tanz.ch>
Cc:	Linux-Arch <linux-arch@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Chung-Lin Tang <cltang@...esourcery.com>
Subject: Re: [PATCH v4 17/29] nios2: System calls handling

On Thu, Oct 9, 2014 at 3:47 PM, Tobias Klauser <tklauser@...tanz.ch> wrote:
>> +#if defined(CONFIG_FB) || defined(CONFIG_FB_MODULE)
>> +#include <linux/fb.h>
>> +unsigned long get_fb_unmapped_area(struct file *filp, unsigned long orig_addr,
>> +             unsigned long len, unsigned long pgoff, unsigned long flags)
>> +{
>> +
>> +     struct fb_info *info = filp->private_data;
>> +
>> +     return (unsigned long)info->screen_base;
>> +}
>> +EXPORT_SYMBOL(get_fb_unmapped_area);
>
> get_fb_unmapped_area only used if HAVE_ARCH_FB_UNMAPPED_AREA is defined,
> but this isn't the case for nios2. AFAICS the altfb driver has been
> broken on nios2 for a long time anyway, so I'd suggest to just remove
> this function for now.
Okay.

Regards
Ley Foon
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