From: Grant Grundler <iod00d@hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: mmap() of /dev/kmem issue
Date: Tue, 04 May 2004 23:59:02 +0000 [thread overview]
Message-ID: <20040504235902.GE3395@cup.hp.com> (raw)
In-Reply-To: <4097C51D.71EA0BEA@email.mot.com>
On Tue, May 04, 2004 at 05:27:41PM -0500, Mario Smarduch wrote:
> I would think allot of people would like to mmap() /dev/kmem
> to take a quick look at kernel values, atleast that's what I've
> seen on other Unix variants.
yes - and that's a religious issue. I know people would
like like to see /dev/kmem completely removed.
Many wise kernel engineers have advised me to add /proc
or similar "architected" interfaces. That way a program
will merely get an error instead of crashing the box
when the kernel changes it's data structures or how said
structures get used.
grant
next prev parent reply other threads:[~2004-05-04 23:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-04 16:30 mmap() of /dev/kmem issue Mario Smarduch
2004-05-04 17:05 ` Bjorn Helgaas
2004-05-04 17:19 ` Grant Grundler
2004-05-04 18:12 ` Mario Smarduch
2004-05-04 20:29 ` Grant Grundler
2004-05-04 22:15 ` Mario Smarduch
2004-05-04 22:27 ` Mario Smarduch
2004-05-04 23:59 ` Grant Grundler [this message]
2004-05-05 14:57 ` Mario Smarduch
2004-05-05 15:08 ` Luck, Tony
2004-05-05 15:36 ` Grant Grundler
2004-05-05 15:44 ` Matthew Wilcox
2004-05-05 15:49 ` Mario Smarduch
2004-05-05 15:53 ` Mario Smarduch
2004-05-05 16:07 ` Matthew Wilcox
2004-05-05 16:18 ` Chris Wedgwood
2004-05-05 16:32 ` Mario Smarduch
2004-05-05 16:42 ` Mario Smarduch
2004-05-05 16:44 ` Luck, Tony
2004-05-05 16:57 ` Mario Smarduch
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