From: Li Zefan <lizf.kern@gmail.com>
To: Jesper Juhl <jj@chaosbits.net>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Pavel Emelianov <xemul@openvz.org>,
Minchan Kim <minchan.kim@gmail.com>,
Paul Menage <menage@google.com>, Li Zefan <lizf@cn.fujitsu.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Wu Fengguang <fengguang.wu@intel.com>,
containers@lists.linux-foundation.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v2] cgroup: prefer [kv]zalloc[_node] over [kv]malloc+memset in memory controller code.
Date: Fri, 05 Nov 2010 04:35:03 +0800 [thread overview]
Message-ID: <4CD318F7.8050503@gmail.com> (raw)
In-Reply-To: <alpine.LNX.2.00.1011042104140.15349@swampdragon.chaosbits.net>
> In mem_cgroup_alloc() we currently do either kmalloc() or vmalloc() then
> followed by memset() to zero the memory. This can be more efficiently
> achieved by using kzalloc() and vzalloc().
> There's also one situation where we can use kzalloc_node() - this is
> what's new in this version of the patch.
>
> The original patch was:
>
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
> Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>
>
> Here's version 2. I'd appreciate it if someone could merge it, but I don't
> know who that someone would be.
>
Normally it's Andrew Morton.
btw, a better title is: [...] memcgroup: prefer ... over ... memset
WARNING: multiple messages have this Message-ID (diff)
From: Li Zefan <lizf.kern@gmail.com>
To: Jesper Juhl <jj@chaosbits.net>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Pavel Emelianov <xemul@openvz.org>,
Minchan Kim <minchan.kim@gmail.com>,
Paul Menage <menage@google.com>, Li Zefan <lizf@cn.fujitsu.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Wu Fengguang <fengguang.wu@intel.com>,
containers@lists.linux-foundation.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v2] cgroup: prefer [kv]zalloc[_node] over [kv]malloc+memset in memory controller code.
Date: Fri, 05 Nov 2010 04:35:03 +0800 [thread overview]
Message-ID: <4CD318F7.8050503@gmail.com> (raw)
In-Reply-To: <alpine.LNX.2.00.1011042104140.15349@swampdragon.chaosbits.net>
> In mem_cgroup_alloc() we currently do either kmalloc() or vmalloc() then
> followed by memset() to zero the memory. This can be more efficiently
> achieved by using kzalloc() and vzalloc().
> There's also one situation where we can use kzalloc_node() - this is
> what's new in this version of the patch.
>
> The original patch was:
>
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
> Reviewed-by: Wu Fengguang <fengguang.wu@intel.com>
> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>
>
> Here's version 2. I'd appreciate it if someone could merge it, but I don't
> know who that someone would be.
>
Normally it's Andrew Morton.
btw, a better title is: [...] memcgroup: prefer ... over ... memset
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next prev parent reply other threads:[~2010-11-04 20:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-04 20:17 [PATCH v2] cgroup: prefer [kv]zalloc[_node] over [kv]malloc+memset in memory controller code Jesper Juhl
2010-11-04 20:17 ` Jesper Juhl
2010-11-04 20:35 ` Li Zefan [this message]
2010-11-04 20:35 ` Li Zefan
[not found] ` <alpine.LNX.2.00.1011042104140.15349-h2p7t3/P30RzeRGmFJ5qR7ZzlVVXadcDXqFh9Ls21Oc@public.gmane.org>
2010-11-04 20:35 ` Li Zefan
-- strict thread matches above, loose matches on Subject: below --
2010-11-04 20:17 Jesper Juhl
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