From: Chris Mason <chris.mason@oracle.com>
To: Yan Zheng <zheng.yan@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] nodatacow fix
Date: Tue, 05 Aug 2008 10:19:50 -0400 [thread overview]
Message-ID: <1217945990.7611.72.camel@think.oraclecorp.com> (raw)
In-Reply-To: <48986070.9010900@oracle.com>
On Tue, 2008-08-05 at 22:15 +0800, Yan Zheng wrote:
> Hello,
>
> This patch adapts nodatacow code for the new data ordered code. Ordered
> extents are used in all cases. It avoid writepage_start_hook kicking off
> nodatacow IO contiguously. This patch also makes btrfs wait for ordered
> extents before creating snapshots. It's important for nodatcow IO since
> creating snapshots invalidates the results of reference checking.
>
Thanks Yan! Can you please change this to make it only wait for
nodatacow ordered extents?
-chris
next prev parent reply other threads:[~2008-08-05 14:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-05 14:15 [PATCH] nodatacow fix Yan Zheng
2008-08-05 14:19 ` Chris Mason [this message]
2008-08-05 16:50 ` Yan Zheng
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