From: Ted Ts'o <tytso@mit.edu>
To: Yongqiang Yang <xiaoqiangnk@gmail.com>
Cc: Jan Kara <jack@suse.cz>,
Allison Henderson <achender@linux.vnet.ibm.com>,
linux-ext4@vger.kernel.org, Andreas Dilger <adilger@dilger.ca>
Subject: Re: Checks in ext4_ext_fiemap_cb() broken
Date: Tue, 26 Jul 2011 13:07:01 -0400 [thread overview]
Message-ID: <20110726170701.GA3425@thunk.org> (raw)
In-Reply-To: <CAGBYx2YV5-yNA9cRwU0ojmMnOqNsc_gLLGrc+jenDBk4uYbM8g@mail.gmail.com>
On Tue, Jul 26, 2011 at 08:48:21PM +0800, Yongqiang Yang wrote:
> I guess there are other places where delayed extents should be handled
> by looking up page cache.
>
> SEEK_HOLE and SEEK_DATA also need to lookup page cache to handle
> delayed extents.
Another place where we're using testing the page cache for delalloc
extents is in the bigalloc patches. See ext4_find_delalloc_range in
Aditya's patch:
http://permalink.gmane.org/gmane.comp.file-systems.ext4/26619
- Ted
next prev parent reply other threads:[~2011-07-26 17:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-25 15:58 Checks in ext4_ext_fiemap_cb() broken Jan Kara
2011-07-26 1:20 ` Yongqiang Yang
2011-07-26 12:12 ` Jan Kara
2011-07-26 12:48 ` Yongqiang Yang
2011-07-26 16:30 ` Allison Henderson
2011-07-26 16:44 ` Andreas Dilger
2011-07-26 17:07 ` Ted Ts'o [this message]
2011-07-26 18:48 ` Aditya Kali
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