From: Andrew Morton <akpm@linux-foundation.org>
To: Minchan Kim <minchan@kernel.org>
Cc: linux-mm@kvack.org, KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Subject: Re: needed lru_add_drain_all() change
Date: Tue, 26 Jun 2012 18:29:13 -0700 [thread overview]
Message-ID: <20120626182913.4098e5c4.akpm@linux-foundation.org> (raw)
In-Reply-To: <4FEA5FD8.9060806@kernel.org>
On Wed, 27 Jun 2012 10:20:24 +0900 Minchan Kim <minchan@kernel.org> wrote:
> >> Yes. Changing looks simple.
> >> I'm okay with lru_[activate_page|deactivate]_pvecs because it's not hot
> >> but lru_rotate_pvecs is hotter than others.
> >
> > I don't think any change is needed for lru_rotate_pvecs?
>
>
> Sorry for the typo
> lru_add_pvecs
OK.
A local_irq_save/restore shouldn't be tooooo expensive. We can remove
the current get_cpu()/put_cpu() to reclaim some of the overhead.
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next prev parent reply other threads:[~2012-06-27 1:28 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-26 21:37 needed lru_add_drain_all() change Andrew Morton
2012-06-27 0:55 ` Minchan Kim
2012-06-27 1:15 ` Andrew Morton
2012-06-27 1:20 ` Minchan Kim
2012-06-27 1:29 ` Andrew Morton [this message]
2012-06-27 2:09 ` Minchan Kim
2012-06-27 5:12 ` Andrew Morton
2012-06-27 5:41 ` Minchan Kim
2012-06-27 5:55 ` Andrew Morton
2012-06-27 6:33 ` Minchan Kim
2012-06-27 6:41 ` Andrew Morton
2012-06-27 10:27 ` Peter Zijlstra
2012-06-27 6:46 ` Andrew Morton
2012-06-27 10:31 ` Peter Zijlstra
2012-06-27 12:04 ` Peter Zijlstra
2012-06-28 6:23 ` KOSAKI Motohiro
2012-06-29 3:47 ` Kamezawa Hiroyuki
2012-06-28 7:43 ` Kamezawa Hiroyuki
2012-06-28 23:42 ` Minchan Kim
2012-06-29 3:24 ` Kamezawa Hiroyuki
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