linux-kernel - Re: [Patch 3/3] elf: use a macro instead of a raw number

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Message-Id: <20090701073810.A80FC21D57@magilla.sf.frob.com>
Date:	Wed,  1 Jul 2009 00:38:10 -0700 (PDT)
From:	Roland McGrath <roland@...hat.com>
To:	Amerigo Wang <amwang@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Serge Hallyn <serue@...ibm.com>,
	David Howells <dhowells@...hat.com>,
	James Morris <jmorris@...ei.org>,
	linux-fsdevel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [Patch 3/3] elf: use a macro instead of a raw number

> Use TASK_COMM_LEN instead of the raw number 16.

This is probably a bad idea.  elf_prpsinfo layout is a userland ABI.
AFAIK there is no reason TASK_COMM_LEN could not be enlarged in the kernel.


Thanks,
Roland
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