linux-kernel - Re: [PATCH v2 05/13] mm: Move memcg stack accounting to account_kernel

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Message-ID: <CALCETrUhiFdNeE8BOcOYPDVLcDO6aq412iDT+Lf_9QHdmsY6Eg@mail.gmail.com>
Date:	Mon, 20 Jun 2016 09:05:24 -0700
From:	Andy Lutomirski <luto@...capital.net>
To:	Michal Hocko <mhocko@...nel.org>
Cc:	linux-arch <linux-arch@...r.kernel.org>,
	Josh Poimboeuf <jpoimboe@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	Brian Gerst <brgerst@...il.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Nadav Amit <nadav.amit@...il.com>,
	Kees Cook <keescook@...omium.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jann Horn <jann@...jh.net>,
	Vladimir Davydov <vdavydov@...tuozzo.com>,
	"kernel-hardening@...ts.openwall.com" 
	<kernel-hardening@...ts.openwall.com>, X86 ML <x86@...nel.org>
Subject: Re: [PATCH v2 05/13] mm: Move memcg stack accounting to account_kernel_stack

On Jun 20, 2016 6:02 AM, "Michal Hocko" <mhocko@...nel.org> wrote:
>
> On Fri 17-06-16 13:00:41, Andy Lutomirski wrote:
> > We should account for stacks regardless of stack size.  Move it into
> > account_kernel_stack.
> >
> > Fixes: 12580e4b54ba8 ("mm: memcontrol: report kernel stack usage in cgroup2 memory.stat")
> > Cc: Vladimir Davydov <vdavydov@...tuozzo.com>
> > Cc: Johannes Weiner <hannes@...xchg.org>
> > Cc: Michal Hocko <mhocko@...nel.org>
> > Cc: linux-mm@...ck.org
> > Signed-off-by: Andy Lutomirski <luto@...nel.org>
>
> Acked-by: Michal Hocko <mhocko@...e.com>
>

This needs the same kilobyte treatment as the other accounting patch,
so I'm going to send v3 without your ack.

--Andy