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From: "H. Peter Anvin" <hpa@zytor.com>
To: Ralf Baechle <ralf@linux-mips.org>
Cc: Paul Mackerras <paulus@samba.org>,
	klibc@zytor.com,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: sys_mmap2 on different architectures
Date: Thu, 23 Feb 2006 09:43:51 -0800	[thread overview]
Message-ID: <43FDF457.50502@zytor.com> (raw)
In-Reply-To: <20060223173216.GA20322@linux-mips.org>

Ralf Baechle wrote:
> 
> A variable which happens to be fixed to 12 in practice.  As explained by
> Ben the API is only relevant to 32-bit kernels and afaik PAGE_SHIFT
> other than 12 has only been successfully been tested on 64-bit kernels.
> 

No, that's not correct.  This API is relevant to 32-bit *USERSPACE*.  If 
you support 32-bit userspace on a 64-bit kernel, it applies to 64-bit 
kernels, too.

	-hpa

      reply	other threads:[~2006-02-23 17:43 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-02-22 21:45 sys_mmap2 on different architectures H. Peter Anvin
2006-02-22 21:54 ` David S. Miller
2006-02-22 22:00   ` H. Peter Anvin
2006-02-23  0:05   ` H. Peter Anvin
2006-02-23  0:40     ` David S. Miller
2006-02-23  0:41     ` David S. Miller
2006-02-23  0:14 ` Benjamin LaHaise
2006-02-23  0:22   ` H. Peter Anvin
2006-02-23  0:43   ` David S. Miller
2006-02-23  0:59     ` H. Peter Anvin
2006-02-23  1:03       ` David S. Miller
2006-02-23  1:06         ` H. Peter Anvin
2006-02-23 17:39     ` Benjamin LaHaise
2006-02-23 17:47       ` H. Peter Anvin
2006-02-23  2:56 ` Paul Mackerras
2006-02-23  3:35   ` H. Peter Anvin
2006-02-23 17:32     ` Ralf Baechle
2006-02-23 17:43       ` H. Peter Anvin [this message]

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