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Date:	Wed, 17 Sep 2014 08:44:11 +0200
From:	Geert Uytterhoeven <>
To:	Mikulas Patocka <>
Cc:	Tomi Valkeinen <>,
	Jean-Christophe Plagniol-Villard <>,
	Linux Fbdev development list <>,
	"" <>
Subject: Re: [PATCH] framebuffer: fix screen corruption when copying

Hi Mikulas,

On Tue, Sep 16, 2014 at 6:38 PM, Mikulas Patocka <> wrote:
> The patch also removes the references to fb_memmove in the code that is
> commented out because fb_memmove was removed from framebuffer subsystem.

I'd leave it as-is. Using plain memmove() is not correct, as it should operate
on MMIO space, not RAM. On x86 it works with memmove(), though, but
not on all architectures.



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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