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To: Andi Kleen <ak@suse.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.5] speedup kallsyms_lookup 
In-Reply-To: Your message of "Fri, 10 Jan 2003 17:12:12 +0100."
             <20030110161212.GA11193@wotan.suse.de> 
From: Valdis.Kletnieks@vt.edu
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On Fri, 10 Jan 2003 17:12:12 +0100, Andi Kleen <ak@suse.de>  said:
> 
> > So the end-result of the discussion is, "What should really happen here?"
> > and "What, if anything, do you want me to do?"
> 
> IMHO best would be to get rid of /proc/*/wchan and keep the kallsyms 
> lookup slow, simple and stupid.

And replace the current /proc/*/wchan functionality with what?
(Note that saying "read the System.map file from userspace" doesn't *quite*
work, as I may be running a kernel that doesn't have System.map installed
someplace easily findable.  At the moment my /boot partition has 6 assorted
vmlinuz-\(*\) files, only 4 of which have System.map-\1 files matching).

-- 
				Valdis Kletnieks
				Computer Systems Senior Engineer
				Virginia Tech


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