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From: Jan Kara <jack@suse.cz>
To: Yongqiang Yang <xiaoqiangnk@gmail.com>
Cc: linux-ext4@vger.kernel.org, achender@linux.vnet.ibm.com,
	adityakali@google.com, tytso@mit.edu
Subject: Re: [RFC PATCH 3/5] ext4: add operations on delayed extent tree
Date: Thu, 8 Sep 2011 20:58:51 +0200	[thread overview]
Message-ID: <20110908185851.GB2393@quack.suse.cz> (raw)
In-Reply-To: <1314694821-17213-4-git-send-email-xiaoqiangnk@gmail.com>

On Tue 30-08-11 17:00:19, Yongqiang Yang wrote:
> This patch adds operations on a delayed extent tree.
> 
> Signed-off-by; Yongqiang Yang <xiaoqiangnk@gmail.com>
> 
> Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
  I don't have time to do a full review of the series now but I definitely
think you should use RB tree to track extents. For big files written in
random manner we will just burn lots of CPU cycles needlessly...

								Honza
-- 
Jan Kara <jack@suse.cz>
SUSE Labs, CR

  reply	other threads:[~2011-09-10 20:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-30  9:00 [RFC] implementation of delayed extent list Yongqiang Yang
2011-08-30  9:00 ` [RFC PATCH 1/5] ext4: add two structures delayed extent list nees Yongqiang Yang
2011-08-30  9:00 ` [RFC PATCH 2/5] ext4: add a delayed extents list in inode Yongqiang Yang
2011-08-30  9:00 ` [RFC PATCH 3/5] ext4: add operations on delayed extent tree Yongqiang Yang
2011-09-08 18:58   ` Jan Kara [this message]
2011-09-09  1:14     ` Yongqiang Yang
2011-09-09  2:46     ` Yongqiang Yang
2011-09-09  9:32   ` Lukas Czerner
2011-08-30  9:00 ` [RFC PATCH 4/5] ext4: let ext4 maintian delayed extent lists Yongqiang Yang
2011-08-30  9:00 ` [RFC PATCH 5/5] ext4: reimplement fiemap on delayed extent list Yongqiang Yang

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