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From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: Guillermo Marcus <marcus@ti.uni-mannheim.de>,
	linux-kernel@vger.kernel.org
Subject: Re: mmaping a kernel buffer to user space
Date: Tue, 31 Oct 2006 19:22:52 +0000	[thread overview]
Message-ID: <20061031192252.GA26625@flint.arm.linux.org.uk> (raw)
In-Reply-To: <4547733B.9040801@gmail.com>

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.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core

  parent reply	other threads:[~2006-10-31 19:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-31  9:19 mmaping a kernel buffer to user space Guillermo Marcus
2006-10-31 16:00 ` Jiri Slaby
2006-10-31 16:25   ` Guillermo Marcus
2006-10-31 16:49     ` Jiri Slaby
2006-10-31 17:08       ` Franck Bui-Huu
2006-10-31 19:44       ` Miguel Ojeda
2006-10-31 19:22   ` Russell King [this message]
2006-10-31 19:36     ` Jiri Slaby
2006-10-31 16:10 ` Rolf Offermanns
2006-10-31 16:33   ` Guillermo Marcus
2006-11-01 11:11 ` Rolf Offermanns
2006-11-01 12:58   ` Guillermo Marcus Martinez
2006-11-01 14:00     ` yogeshwar sonawane
2006-11-01 15:06       ` Guillermo Marcus Martinez
2006-11-02  8:31     ` Russell King
2006-11-02 11:31       ` Guillermo Marcus

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