From: Nameer Yarkon <nameer.yarkon@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>,
Andi Kleen <andi@firstfloor.org>,
Robert Hancock <hancockrwd@gmail.com>,
"Anton D. Kachalov" <mouse@mayc.ru>,
linux-kernel@vger.kernel.org
Subject: Re: Reading /dev/mem by dd
Date: Tue, 16 Feb 2010 10:35:40 +0200 [thread overview]
Message-ID: <bec9a5871002160035v63cce8ck9ecb9252b2f162a6@mail.gmail.com> (raw)
On Thu, Nov 12, 2009 at 8:13 PM, Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
>> Is that the only valid use of /dev/mem, or even its main use?
>
> These days it is the primary use. Things like X11 were historically
> probably the biggest user of it, and things like LRMI sometimes need that
> sort of stuff.
how does X11 get now direct access to the physical memory (instead of
/dev/mem) ?
next reply other threads:[~2010-02-16 8:35 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-16 8:35 Nameer Yarkon [this message]
2010-02-16 8:41 ` Andi Kleen
2010-02-16 9:03 ` Nameer Yarkon
2010-02-16 12:31 ` Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2009-11-11 14:36 Anton D. Kachalov
2009-11-11 16:20 ` Américo Wang
2009-11-12 15:46 ` Anton D. Kachalov
2009-11-11 21:09 ` Robert Hancock
2009-11-12 2:12 ` Henrique de Moraes Holschuh
2009-11-12 11:09 ` Alan Cox
2009-11-12 16:06 ` Henrique de Moraes Holschuh
2009-11-12 17:52 ` Alan Cox
2009-11-12 16:44 ` Andi Kleen
2009-11-12 17:37 ` Henrique de Moraes Holschuh
2009-11-12 17:49 ` Alan Cox
2009-11-12 17:57 ` Henrique de Moraes Holschuh
2009-11-12 18:13 ` Alan Cox
2009-11-12 20:02 ` Henrique de Moraes Holschuh
2009-11-12 20:06 ` Alan Cox
2009-11-12 21:07 ` Krzysztof Halasa
2009-11-12 21:29 ` Cyrill Gorcunov
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