linux-kernel - Re: [PATCH] memcg: fix SLOB build regression

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Message-ID: <20151218164209.GD4201@cmpxchg.org>
Date:	Fri, 18 Dec 2015 11:42:09 -0500
From:	Johannes Weiner <hannes@...xchg.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Hocko <mhocko@...e.cz>,
	Vladimir Davydov <vdavydov@...tuozzo.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-mm@...ck.org
Subject: Re: [PATCH] memcg: fix SLOB build regression

On Fri, Dec 18, 2015 at 03:35:06PM +0100, Arnd Bergmann wrote:
> A recent cleanup broke the build when CONFIG_SLOB is used:
> 
> mm/memcontrol.c: In function 'memcg_update_kmem_limit':
> mm/memcontrol.c:2974:9: error: implicit declaration of function 'memcg_online_kmem' [-Werror=implicit-function-declaration]
> mm/memcontrol.c: In function 'mem_cgroup_css_alloc':
> mm/memcontrol.c:4229:10: error: too many arguments to function 'memcg_propagate_kmem'
> mm/memcontrol.c:2949:12: note: declared here
> 
> This fixes the memcg_propagate_kmem prototype to match the normal
> implementation and adds the respective memcg_online_kmem helper
> function that was needed.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Fixes: a5ed904c5039 ("mm: memcontrol: clean up alloc, online, offline, free functions")

I am slob.

Acked-by: Johannes Weiner <hannes@...xchg.org>
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