From: Rik van Riel <riel@redhat.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Nick Piggin <npiggin@kernel.dk>,
Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Subject: Re: [RFC][PATCH 02/10] mm: Remove likely() from mapping_unevictable()
Date: Tue, 07 Dec 2010 11:26:12 -0500 [thread overview]
Message-ID: <4CFE6024.6000902@redhat.com> (raw)
In-Reply-To: <1291688533.16223.119.camel@gandalf.stny.rr.com>
On 12/06/2010 09:22 PM, Steven Rostedt wrote:
> The unlikely in page_mapping() was correct a total of 1909540379 times and
> incorrect 1270533123 times, with a 39% being incorrect. Perhaps this is
> enough to remove the unlikely from page_mapping() as well.
>
> Cc: Andrew Morton<akpm@linux-foundation.org>
> Cc: Nick Piggin<nickpiggin@yahoo.com.au>
> Cc: Rik van Riel<riel@redhat.com>
> Cc: Lee Schermerhorn<Lee.Schermerhorn@hp.com>
> Signed-off-by: Steven Rostedt<rostedt@goodmis.org>
Acked-by: Rik van Riel <riel@redhat.com>
--
All rights reversed
next prev parent reply other threads:[~2010-12-07 16:28 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-07 1:58 [RFC][PATCH 00/10] incorrect unlikely() and likely() cleanups Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 01/10] sched: Change rt_task(prev) in pre_schedule_rt to likely Steven Rostedt
2010-12-07 3:25 ` Yong Zhang
2010-12-07 3:32 ` Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 02/10] mm: Remove likely() from mapping_unevictable() Steven Rostedt
2010-12-07 2:22 ` Steven Rostedt
2010-12-07 7:02 ` Nick Piggin
2010-12-07 13:06 ` Steven Rostedt
2010-12-07 16:26 ` Rik van Riel [this message]
2010-12-10 7:00 ` KOSAKI Motohiro
2010-12-10 7:06 ` Joe Perches
2010-12-10 8:08 ` Miles Bader
2010-12-11 0:09 ` Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 03/10] workqueue: It is likely that WORKER_NOT_RUNNING is true Steven Rostedt
2010-12-07 9:49 ` Tejun Heo
2010-12-07 13:07 ` Steven Rostedt
2010-12-11 0:08 ` Steven Rostedt
2010-12-11 0:09 ` Tejun Heo
2010-12-11 0:12 ` Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 04/10] sched: Change pick_next_task_rt from unlikely to likely Steven Rostedt
2010-12-07 2:46 ` Gregory Haskins
2010-12-07 2:59 ` Steven Rostedt
2010-12-11 0:07 ` Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 05/10] mm: Remove likely() from grab_cache_page_write_begin() Steven Rostedt
2010-12-07 2:24 ` Steven Rostedt
2010-12-07 6:56 ` Nick Piggin
2010-12-07 1:58 ` [RFC][PATCH 06/10] sched: Remove unlikely() from rt_policy() in sched.c Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 07/10] x86: Remove unlikey()s from sched_switch segment tests Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 08/10] fs: Remove unlikely() from fput_light() Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 09/10] fs: Remove unlikely() from fget_light() Steven Rostedt
2010-12-07 1:58 ` [RFC][PATCH 10/10] sched: Remove unlikely() from ttwu_post_activation Steven Rostedt
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