From: Dave Hansen <haveblue@us.ibm.com>
To: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux MM Mailing List <linux-mm@kvack.org>,
David Rientjes <rientjes@google.com>,
Linux Containers <containers@lists.osdl.org>,
Paul Menage <menage@google.com>
Subject: Re: [-mm PATCH] Memory controller improve user interface
Date: Wed, 29 Aug 2007 11:45:48 -0700 [thread overview]
Message-ID: <1188413148.28903.113.camel@localhost> (raw)
In-Reply-To: <20070829111030.9987.8104.sendpatchset@balbir-laptop>
On Wed, 2007-08-29 at 16:40 +0530, Balbir Singh wrote:
>
>
> @@ -352,7 +353,7 @@ int mem_container_charge(struct page *pa
> kfree(pc);
> pc = race_pc;
> atomic_inc(&pc->ref_cnt);
> - res_counter_uncharge(&mem->res, 1);
> + res_counter_uncharge(&mem->res, MEM_CONTAINER_CHARGE_KB);
> css_put(&mem->css);
> goto done;
> }
Do these changes really need to happen anywhere besides the
user<->kernel boundary? Why can't internal tracking be in pages?
-- Dave
WARNING: multiple messages have this Message-ID (diff)
From: Dave Hansen <haveblue@us.ibm.com>
To: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux MM Mailing List <linux-mm@kvack.org>,
David Rientjes <rientjes@google.com>,
Linux Containers <containers@lists.osdl.org>,
Paul Menage <menage@google.com>
Subject: Re: [-mm PATCH] Memory controller improve user interface
Date: Wed, 29 Aug 2007 11:45:48 -0700 [thread overview]
Message-ID: <1188413148.28903.113.camel@localhost> (raw)
In-Reply-To: <20070829111030.9987.8104.sendpatchset@balbir-laptop>
On Wed, 2007-08-29 at 16:40 +0530, Balbir Singh wrote:
>
>
> @@ -352,7 +353,7 @@ int mem_container_charge(struct page *pa
> kfree(pc);
> pc = race_pc;
> atomic_inc(&pc->ref_cnt);
> - res_counter_uncharge(&mem->res, 1);
> + res_counter_uncharge(&mem->res, MEM_CONTAINER_CHARGE_KB);
> css_put(&mem->css);
> goto done;
> }
Do these changes really need to happen anywhere besides the
user<->kernel boundary? Why can't internal tracking be in pages?
-- Dave
--
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next prev parent reply other threads:[~2007-08-29 18:45 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-29 11:10 [-mm PATCH] Memory controller improve user interface Balbir Singh
2007-08-29 11:10 ` Balbir Singh
2007-08-29 15:28 ` Paul Menage
2007-08-29 15:28 ` Paul Menage
2007-08-29 16:07 ` Balbir Singh
2007-08-29 16:07 ` Balbir Singh
2007-08-29 16:17 ` Paul Menage
2007-08-29 16:17 ` Paul Menage
2007-08-29 18:45 ` Dave Hansen [this message]
2007-08-29 18:45 ` Dave Hansen
2007-08-29 22:04 ` Balbir Singh
2007-08-29 22:04 ` Balbir Singh
2007-08-29 22:04 ` Balbir Singh
2007-08-29 22:18 ` Dave Hansen
2007-08-29 22:18 ` Dave Hansen
2007-08-29 22:20 ` Paul Menage
2007-08-29 22:20 ` Paul Menage
2007-08-29 22:25 ` Dave Hansen
2007-08-29 22:25 ` Dave Hansen
2007-08-29 22:37 ` Balbir Singh
2007-08-29 22:37 ` Balbir Singh
2007-08-29 22:37 ` Balbir Singh
2007-08-30 5:38 ` KAMEZAWA Hiroyuki
2007-08-30 5:38 ` KAMEZAWA Hiroyuki
[not found] ` <20070830143859.e9d3511a.kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2007-08-30 9:13 ` Balbir Singh
2007-08-30 9:13 ` Balbir Singh
2007-08-30 9:13 ` Balbir Singh
2007-08-29 22:27 ` Balbir Singh
2007-08-29 22:27 ` Balbir Singh
2007-08-29 22:36 ` Dave Hansen
2007-08-29 22:36 ` Dave Hansen
2007-08-29 22:44 ` Balbir Singh
2007-08-29 22:44 ` Balbir Singh
2007-08-29 22:44 ` Balbir Singh
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