linux-kernel - Re: mmaping a kernel buffer to user space

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Message-ID: <4547A5D2.2080900@gmail.com>
Date:	Tue, 31 Oct 2006 20:36:50 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	Jiri Slaby <jirislaby@...il.com>,
	Guillermo Marcus <marcus@...uni-mannheim.de>,
	linux-kernel@...r.kernel.org
Subject: Re: mmaping a kernel buffer to user space

Russell King wrote:
> On Tue, Oct 31, 2006 at 05:00:59PM +0100, Jiri Slaby wrote:
>> Piece of code please. pci_alloc_consistent calls __get_free_pages, and there
>> should be no problem with mmaping this area.
> 
> That is an implementation detail which is not portable to other
> architectures.  Please don't encourage people to use non-portable
> implementation details.

Sorry, I stand corrected, thanks,
-- 
http://www.fi.muni.cz/~xslaby/            Jiri Slaby
faculty of informatics, masaryk university, brno, cz
e-mail: jirislaby gmail com, gpg pubkey fingerprint:
B674 9967 0407 CE62 ACC8  22A0 32CC 55C3 39D4 7A7E
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