linux-kernel - Re: [PATCH review 1/6] userns: Avoid recursion in put_user

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Message-ID: <87vcahqnar.fsf@xmission.com>
Date:	Mon, 28 Jan 2013 08:34:20 -0800
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Vasily Kulikov <segoon@...nwall.com>
Cc:	Linux Containers <containers@...ts.linux-foundation.org>,
	"Serge E. Hallyn" <serge@...lyn.com>, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH review 1/6] userns: Avoid recursion in put_user_ns

Vasily Kulikov <segoon@...nwall.com> writes:

> Acked-by: Vasily Kulikov <segoon@...nwall.com>
>
> The second bug I've noted in the same email (OOM) looks like should be
> "fixed" by using memcg to limit kernel memory.  So, I'm fine with this
> side of user_ns :)

Good.  That is what it looked like from here.

You pointed out one or two other things that I am still thinking about.

Eric

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