From: Roman Zippel <zippel@linux-m68k.org>
To: Martin Wilck <Martin.Wilck@fujitsu-siemens.com>
Cc: Jonathan Lundell <jlundell@pobox.com>,
Mike Galbraith <mikeg@wen-online.de>,
Linux Kernel mailing list <linux-kernel@vger.kernel.org>,
Paul.Russell@rustcorp.com.au
Subject: Re: [PATCH] proc_file_read() (Was: Re: proc_file_read() question)
Date: Wed, 27 Jun 2001 23:32:14 +0200 [thread overview]
Message-ID: <3B3A50DE.C8A6C419@linux-m68k.org> (raw)
In-Reply-To: <Pine.LNX.4.30.0106271919520.16282-100000@biker.pdb.fsc.net>
Hi,
Martin Wilck wrote:
> Hum - is there no simple way to determine whether a pointer is
> a valid pointer to something returned by __get_free_pages ()? You are
> right, S390 in particular seems to allow arbitrary addresses starting from
> 0.
M68k does so too, although the first page is never used and usually
unmapped to catch NULL pointers.
bye, Roman
next prev parent reply other threads:[~2001-06-27 21:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-25 19:46 proc_file_read() question Martin Wilck
2001-06-26 6:48 ` Mike Galbraith
2001-06-26 17:14 ` [PATCH] proc_file_read() (Was: Re: proc_file_read() question) Martin Wilck
2001-06-26 17:54 ` Jonathan Lundell
2001-06-27 8:07 ` Martin Wilck
2001-06-27 15:54 ` Jonathan Lundell
2001-06-27 17:56 ` Martin Wilck
2001-06-27 21:32 ` Roman Zippel [this message]
2001-06-26 20:35 ` Mike Galbraith
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