From: Christoph Lameter <cl@linux.com>
To: Glauber Costa <glommer@parallels.com>
Cc: cgroups@vger.kernel.org, linux-mm@kvack.org,
Tejun Heo <tj@kernel.org>,
Frederic Weisbecker <fweisbeck@gmail.com>,
devel@openvz.org, kamezawa.hiroyu@jp.fujitsu.com,
Pekka Enberg <penberg@cs.helsinki.fi>,
Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>,
Suleiman Souhlal <suleiman@google.com>
Subject: Re: [PATCH 2/4] Add a __GFP_SLABMEMCG flag
Date: Fri, 8 Jun 2012 14:31:07 -0500 (CDT) [thread overview]
Message-ID: <alpine.DEB.2.00.1206081430380.4213@router.home> (raw)
In-Reply-To: <1339148601-20096-3-git-send-email-glommer@parallels.com>
On Fri, 8 Jun 2012, Glauber Costa wrote:
> */
> #define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK)
>
> -#define __GFP_BITS_SHIFT 25 /* Room for N __GFP_FOO bits */
> +#define __GFP_BITS_SHIFT 26 /* Room for N __GFP_FOO bits */
> #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
Please make this conditional on CONFIG_MEMCG or so. The bit can be useful
in particular on 32 bit architectures.
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next prev parent reply other threads:[~2012-06-08 19:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-08 9:43 [PATCH 0/4] kmem memcg proposed core changes Glauber Costa
2012-06-08 9:43 ` [PATCH 1/4] memcg: kmem controller dispatch infrastructure Glauber Costa
2012-06-08 9:43 ` [PATCH 2/4] Add a __GFP_SLABMEMCG flag Glauber Costa
2012-06-08 19:31 ` Christoph Lameter [this message]
2012-06-09 0:56 ` James Bottomley
2012-06-09 8:24 ` Glauber Costa
2012-06-11 14:24 ` Christoph Lameter
2012-06-12 14:36 ` James Bottomley
2012-06-09 8:19 ` Glauber Costa
2012-06-08 9:43 ` [PATCH 3/4] don't do __ClearPageSlab before freeing slab page Glauber Costa
2012-06-08 9:43 ` [PATCH 4/4] mm: Allocate kernel pages to the right memcg Glauber Costa
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