linux-kernel - Re: [PATCH 0/2] finx argv

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Message-ID: <20130318160323.GA10981@redhat.com>
Date:	Mon, 18 Mar 2013 17:03:23 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Lucas De Marchi <lucas.de.marchi@...il.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Paul Mackerras <paulus@...ba.org>, david@...son.dropbear.id.au,
	Kees Cook <keescook@...omium.org>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Feng Hong <hongfeng@...vell.com>,
	Lucas De Marchi <lucas.demarchi@...fusion.mobi>
Subject: Re: [PATCH 0/2] finx argv_split() vs sysctl race

On 03/17, Oleg Nesterov wrote:
>
> Ah, I didn't mean the patch makes sense because of optimization. My
> point was, we can fix the race without making this code worse (in fact
> it tries to make the code better but this is subjective).

OK, I am stupid.  argv_free() passes the wrong poiinter to kfree().
I am sendind v2 in reply to 1/2, sorry for noise.

Oleg.

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