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Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub-page-sized dirty file

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From: Chris Mason <chris.mason@...>
To: Fengguang Wu <wfg@...>
Cc: Peter Zijlstra <peterz@...>, Maxim Levitsky <maximlevitsky@...>, <linux-kernel@...>, Andrew Morton <akpm@...>, Jeff Mahoney <jeffm@...>, <reiserfs-dev@...>, <linux-fsdevel@...>
Subject: Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub-page-sized dirty file
Date: Tuesday, October 23, 2007 - 10:10 am

On Tue, 23 Oct 2007 19:56:20 +0800
Fengguang Wu <wfg@mail.ustc.edu.cn> wrote:


This should be safe, reiserfs has the buffer heads themselves clean and
the page should get cleaned eventually.  The cancel_dirty_page call was
just an optimization to be VM friendly.

-chris
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Messages in current thread:
100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 2:22 am)
Re: 100% iowait on one of cpus in current -git, Peter Zijlstra, (Mon Oct 22, 5:41 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 5:59 am)
Re: 100% iowait on one of cpus in current -git, Peter Zijlstra, (Mon Oct 22, 6:22 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 6:40 am)
Re: 100% iowait on one of cpus in current -git, Fengguang Wu, (Mon Oct 22, 6:55 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 6:58 am)
Re: 100% iowait on one of cpus in current -git, Fengguang Wu, (Mon Oct 22, 7:19 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 8:21 am)
[PATCH] reiserfs: don't drop PG_dirty when releasing sub-pag..., Fengguang Wu, (Tue Oct 23, 3:55 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Maxim Levitsky, (Tue Oct 23, 6:17 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Fengguang Wu, (Tue Oct 23, 10:41 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Peter Zijlstra, (Tue Oct 23, 6:07 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Fengguang Wu, (Tue Oct 23, 7:56 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Chris Mason, (Tue Oct 23, 10:10 am)
Re: [PATCH] reiserfs: don't drop PG_dirty when releasing sub..., Fengguang Wu, (Tue Oct 23, 10:40 am)
Re: 100% iowait on one of cpus in current -git, Fengguang Wu, (Mon Oct 22, 8:37 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 9:05 am)
Re: 100% iowait on one of cpus in current -git, Fengguang Wu, (Mon Oct 22, 9:10 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 9:28 am)
Re: 100% iowait on one of cpus in current -git, Paolo Ornati, (Mon Oct 22, 5:11 am)
Re: 100% iowait on one of cpus in current -git, Maxim Levitsky, (Mon Oct 22, 5:43 am)