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To: kowalski@datrix.co.za
Cc: davem@redhat.com, viro@math.psu.edu, jgarzik@mandrakesoft.com,
        adilger@turbolinux.com, linux-kernel@vger.kernel.org,
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Subject: Re: [CFT][PATCH] Re: Fwd: Re: memory usage - dentry_cache
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From: Yoann Vandoorselaere <yoann@mandrakesoft.com>
Date: 12 Apr 2001 14:43:05 +0200
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Marcin Kowalski <kowalski@datrix.co.za> writes:

> Hi
> 
> Regarding the patch ....
> 
> I don't have experience with the linux kernel internals but could this patch 
> not lead to a run-loop condition as the only thing that can break our of the 
> for(;;) loop is the tmp==&dentry_unused statement. So if the required number 
> of dentries does not exist and this condition is not satisfied we would have 
> an infinate loop... sorry if this is a silly question.

AFAICT no because of the list_del_init(tmp) call :
When the list will be empty, 
tmp will be equal to dentry_unused.prev (this is a circular list).

-- 
Yoann Vandoorselaere | "Programming is a race between programmers, who try and
MandrakeSoft         | make more and more idiot-proof software, and universe,
                     | which produces more and more remarkable idiots. Until
                     | now, universe leads the race"  -- R. Cook
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