From: Mark Fasheh <mfasheh@suse.com>
To: ocfs2-devel@oss.oracle.com
Subject: [Ocfs2-devel] [PATCH 2/4] Ocfs2: Fix punching hole codes to correctly do CoW during cluster zeroing.
Date: Tue, 18 May 2010 11:50:35 -0700 [thread overview]
Message-ID: <20100518185035.GI20644@wotan.suse.de> (raw)
In-Reply-To: <1273571685-28000-3-git-send-email-tristan.ye@oracle.com>
On Tue, May 11, 2010 at 05:54:43PM +0800, Tristan Ye wrote:
> Based on the former patch of truncating optimization, bugfix for refcount on
> punching holes can be fairly easy and straightforward since most of work we
> should take into account for refcounting have been completed already in func
> ocfs2_remove_btree_range(), which is also being used by our truncating codes.
>
> The patch just did CoW for reflinks when a hole is being punched whose start
> and end offset were within one cluster, which means partial zeroing for a cluster
> will be performed soon.
>
> The patch has been tested fixing the following bug:
>
> http://oss.oracle.com/bugzilla/show_bug.cgi?id=1216
>
> Signed-off-by: Tristan Ye <tristan.ye@oracle.com>
Acked-by: Mark Fasheh <mfasheh@suse.com>
--Mark
--
Mark Fasheh
next prev parent reply other threads:[~2010-05-18 18:50 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-11 9:54 [Ocfs2-devel] [PATCH 0/4] Patches series for optimization of truncating and punching-hole Tristan Ye
2010-05-11 9:54 ` [Ocfs2-devel] [PATCH 1/4] Ocfs2: Optimize truncting codes for ocfs2 to use ocfs2_remove_btree_range instead Tristan Ye
2010-05-18 18:50 ` Mark Fasheh
2010-05-19 2:00 ` tristan
2010-05-11 9:54 ` [Ocfs2-devel] [PATCH 2/4] Ocfs2: Fix punching hole codes to correctly do CoW during cluster zeroing Tristan Ye
2010-05-18 18:50 ` Mark Fasheh [this message]
2010-05-11 9:54 ` [Ocfs2-devel] [PATCH 3/4] Ocfs2: Make ocfs2_find_cpos_for_left_leaf() public Tristan Ye
2010-05-18 18:50 ` Mark Fasheh
2010-05-11 9:54 ` [Ocfs2-devel] [PATCH 4/4] Ocfs2: Optimize punching-hole codes v5 Tristan Ye
2010-05-18 19:03 ` Mark Fasheh
2010-05-19 4:15 ` tristan
2010-05-11 10:40 ` [Ocfs2-devel] [PATCH 0/4] Patches series for optimization of truncating and punching-hole tristan
2010-05-11 20:40 ` Joel Becker
2010-05-18 19:34 ` Joel Becker
-- strict thread matches above, loose matches on Subject: below --
2010-05-11 9:53 Tristan Ye
2010-05-11 9:53 ` [Ocfs2-devel] [PATCH 2/4] Ocfs2: Fix punching hole codes to correctly do CoW during cluster zeroing Tristan Ye
2010-05-11 8:10 [Ocfs2-devel] [PATCH 0/4] Patches series for optimization of truncating and punching-hole Tristan Ye
2010-05-11 8:10 ` [Ocfs2-devel] [PATCH 2/4] Ocfs2: Fix punching hole codes to correctly do CoW during cluster zeroing Tristan Ye
2010-05-06 6:50 [Ocfs2-devel] [PATCH 1/4] Ocfs2: Optimize truncting codes for ocfs2 to use ocfs2_remove_btree_range instead Tristan Ye
2010-05-06 6:50 ` [Ocfs2-devel] [PATCH 2/4] Ocfs2: Fix punching hole codes to correctly do CoW during cluster zeroing Tristan Ye
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