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Date: Wed, 17 Sep 2014 08:44:11 +0200 From: Geert Uytterhoeven <geert@...ux-m68k.org> To: Mikulas Patocka <mpatocka@...hat.com> Cc: Tomi Valkeinen <tomi.valkeinen@...com>, Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>, Linux Fbdev development list <linux-fbdev@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] framebuffer: fix screen corruption when copying Hi Mikulas, On Tue, Sep 16, 2014 at 6:38 PM, Mikulas Patocka <mpatocka@...hat.com> 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. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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