linux-kernel - Re: [PATCH 07/27] asm-generic: add minimal cache description

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Message-Id: <200905011427.05099.arnd@arndb.de>
Date:	Fri, 1 May 2009 14:27:04 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Michal Simek <monstr@...str.eu>
Cc:	linux-arch@...r.kernel.org,
	Remis Lima Baima <remis.developer@...glemail.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 07/27] asm-generic: add minimal cache description

On Friday 01 May 2009, Michal Simek wrote:
> > +#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
> > +       memcpy(dst, src, len)
> > +#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
> > +       memcpy(dst, src, len)
> 
> 
> IMHO these two macros will generate cast errors.

I did not see errors here, can you clarify? Note that despite the name,
they don't take a __user pointer. Maybe they should be inline functions
to make that more obvious.

	Arnd <><
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