From: "Michael Rubin" <mrubin@google.com>
To: "Andrew Morton" <akpm@linux-foundation.org>
Cc: richard <richard@rsk.demon.co.uk>,
den@openvz.org, lkml <linux-kernel@vger.kernel.org>
Subject: Re: Possible fix for lockup in drop_caches
Date: Tue, 8 Jan 2008 13:19:00 -0800 [thread overview]
Message-ID: <532480950801081319v690dec0fy3538721fc1cd57a7@mail.gmail.com> (raw)
In-Reply-To: <20071222020611.9e4e78dd.akpm@linux-foundation.org>
On Dec 22, 2007 2:06 AM, Andrew Morton <akpm@linux-foundation.org> wrote:
> On Mon, 17 Dec 2007 12:13:22 +0000 richard <richard@rsk.demon.co.uk> wrote:
> Michael, might your convert-inode-lists-to-tree patches eliminate the need
> for taking inode_lock in drop_pagecache_sb()? Probably not, as it uses an
> rbtree. It would have been possible if it was using a radix-tree, I
> suspect..
You are correct the new patch based on an rbtree will still require the lock.
mrubin
prev parent reply other threads:[~2008-01-08 21:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-17 12:13 richard
2007-12-22 10:06 ` Andrew Morton
2007-12-24 12:58 ` Richard Kennedy
2008-01-08 21:17 ` Michael Rubin
2008-01-08 21:19 ` Michael Rubin [this message]
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