From: Rik van Riel <riel@redhat.com>
To: Hillf Danton <dhillf@gmail.com>
Cc: linux-mm@kvack.org,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
David Rientjes <rientjes@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm: vmscan: deactivate isolated pages with lru lock released
Date: Wed, 11 Jan 2012 16:29:00 -0500 [thread overview]
Message-ID: <4F0DFF1C.9060801@redhat.com> (raw)
In-Reply-To: <CAJd=RBAiAfyXBcn+9WO6AERthyx+C=cNP-romp9YJO3Hn7-U-g@mail.gmail.com>
On 01/11/2012 07:45 AM, Hillf Danton wrote:
> Spinners on other CPUs, if any, could take the lru lock and do their jobs while
> isolated pages are deactivated on the current CPU if the lock is released
> actively. And no risk of race raised as pages are already queued on locally
> private list.
>
>
> Signed-off-by: Hillf Danton<dhillf@gmail.com>
Reviewed-by: Rik van Riel<riel@redhat.com>
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next prev parent reply other threads:[~2012-01-11 21:29 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-11 12:45 Hillf Danton
2012-01-11 21:29 ` Rik van Riel [this message]
2012-01-11 21:51 ` David Rientjes
2012-01-11 22:33 ` Hugh Dickins
2012-01-12 13:39 ` Hillf Danton
2012-01-12 19:51 ` Hugh Dickins
2012-01-12 2:28 ` KAMEZAWA Hiroyuki
2012-01-12 13:32 ` Hillf Danton
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