From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750726AbVHLRBQ (ORCPT ); Fri, 12 Aug 2005 13:01:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750727AbVHLRBQ (ORCPT ); Fri, 12 Aug 2005 13:01:16 -0400 Received: from ms-smtp-04.nyroc.rr.com ([24.24.2.58]:41131 "EHLO ms-smtp-04.nyroc.rr.com") by vger.kernel.org with ESMTP id S1750726AbVHLRBP (ORCPT ); Fri, 12 Aug 2005 13:01:15 -0400 Date: Fri, 12 Aug 2005 13:01:05 -0400 (EDT) From: Steven Rostedt X-X-Sender: rostedt@localhost.localdomain Reply-To: rostedt@goodmis.org To: Linus Torvalds cc: LKML , Andrew Morton Subject: Re: [PATCH] Fix mmap_kmem (was: [question] What's the difference between /dev/kmem and /dev/mem) In-Reply-To: Message-ID: References: <1123796188.17269.127.camel@localhost.localdomain> <1123809302.17269.139.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 12 Aug 2005, Linus Torvalds wrote: > > I'm actually more inclined to try to deprecate /dev/kmem.. I don't think > anybody has ever really used it except for some rootkits. It only exists > in the first place because it's historical. > > We do need to support /dev/mem for X, but even that might go away some > day. > > So I'd be perfectly happy to fix this, but I'd be even happier if we made > the whole kmem thing a config variable (maybe even default it to "off"). > I don't mind it as a config option, but please don't deprecate it. I use it a lot (actually I've been using /dev/mem until now, that kmem seems better) for debug tools that I write. That is, user land programs to monitor various parts of the kernel. Thanks, -- Steve