From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Rajesh Venkatasubramanian <vrajesh@umich.edu>
Cc: Hugh Dickins <hugh@veritas.com>,
linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH] anobjrmap 9 priority mjb tree
Date: Sun, 11 Apr 2004 22:24:21 -0700 [thread overview]
Message-ID: <12040000.1081747461@[10.10.2.4]> (raw)
In-Reply-To: <Pine.GSO.4.58.0404120028200.11877@azure.engin.umich.edu>
> This patch is an attempt at reducing the contention on i_shared_sem
> by introducing a new semaphore i_mmap_sem. The i_shared_sem covers
> i_mmap_shared tree and i_mmap_nonlinear list now, whereas i_mmap_sem
> covers i_mmap tree. This may help to reduce the contention on
> i_shared_sem if a file is mapped both private and shared. Kernel
> compile time with and without this patch did not change much, though.
>
> This patch is on top of 2.6.5-mjb1+anobjrmap9_prio. Compiled and
> tested.
>
> Martin! Are you interested in testing SDET with this patch ?
Runs exactly the same as prio ... thanks for having a crack at it though.
I guess that sharing combination isn't that common ;-(
M.
next prev parent reply other threads:[~2004-04-12 5:24 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-04 12:33 Hugh Dickins
2004-04-09 20:39 ` Martin J. Bligh
2004-04-09 21:31 ` Rajesh Venkatasubramanian
2004-04-09 21:40 ` Martin J. Bligh
2004-04-09 23:17 ` Rajesh Venkatasubramanian
2004-04-09 21:51 ` Hugh Dickins
2004-04-09 22:01 ` Martin J. Bligh
2004-04-09 22:56 ` Martin J. Bligh
2004-04-11 16:09 ` Hugh Dickins
2004-04-11 17:28 ` Martin J. Bligh
2004-04-12 4:32 ` Rajesh Venkatasubramanian
2004-04-12 5:24 ` Martin J. Bligh [this message]
2004-04-12 15:46 ` Martin J. Bligh
2004-04-12 18:43 ` Hugh Dickins
2004-04-12 18:58 ` Rajesh Venkatasubramanian
2004-04-12 19:01 ` Martin J. Bligh
2004-04-12 19:10 ` Hugh Dickins
2004-04-12 19:38 ` Rajesh Venkatasubramanian
2004-04-12 21:14 ` Martin J. Bligh
2004-04-12 21:12 ` Andrew Morton
2004-04-12 21:43 ` Martin J. Bligh
2004-04-14 20:18 ` Rajesh Venkatasubramanian
2004-04-15 0:05 ` Andrea Arcangeli
2004-04-15 0:22 ` Martin J. Bligh
2004-04-15 3:40 ` Rajesh Venkatasubramanian
2004-04-15 6:23 ` Martin J. Bligh
2004-04-15 10:26 ` Hugh Dickins
2004-04-15 12:52 ` Andrea Arcangeli
2004-04-15 15:40 ` Martin J. Bligh
2004-04-15 16:55 ` Hugh Dickins
2004-04-15 17:14 ` Martin J. Bligh
2004-04-15 17:50 ` Hugh Dickins
2004-04-15 18:42 ` Dave McCracken
[not found] ` <192710000.1082052992@flay>
2004-04-15 18:47 ` Rajesh Venkatasubramanian
2004-04-15 22:40 ` Andrea Arcangeli
2004-04-15 22:33 ` Andrea Arcangeli
2004-04-15 13:00 ` Andrea Arcangeli
2004-04-15 14:41 ` Rajesh Venkatasubramanian
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