linux-kernel - Re: [PATCH] Added PR_SET_PROCTITLE

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Date:	Sat, 3 Oct 2009 11:18:13 +0000 (UTC)
From:	matthieu castet <castet.matthieu@...e.fr>
To:	linux-kernel@...r.kernel.org
Subject:  Re: [PATCH] Added PR_SET_PROCTITLE_AREA option for prctl()

Timo Sirainen <tss <at> iki.fi> writes:

> 
> PR_SET_PROCTITLE_AREA updates mm_struct->arg_start and arg_end to the
> given pointers, which makes it possible for user space to implement
> setproctitle(3) cleanly.
> 
>
Why can't you use PR_SET_NAME ?

And with PR_SET_NAME, you can a name per thread, which you can't do by changing
arg[0] name (it should be shared across all thread).

Matthieu

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