linux-kernel - Re: [2.6 patch] kernel/cgroup.c: remove dead code

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Message-Id: <20071025182425.1336064f.pj@sgi.com>
Date:	Thu, 25 Oct 2007 18:24:25 -0700
From:	Paul Jackson <pj@....com>
To:	"Paul Menage" <menage@...gle.com>
Cc:	bunk@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [2.6 patch] kernel/cgroup.c: remove dead code

Paul M wrote:
> Sounds reasonable to me. Is there any kind of compile-time assert
> macro in the kernel?

Check out the assembly code generated by:

    BUG_ON(sizeof(cgrp->root->release_agent_path) < PATH_MAX));

(Hint: you can't find it ;)

It -is- compile time!

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@....com> 1.925.600.0401
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