From: Jan Kara <jack@suse.cz>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: cmm@us.ibm.com, linux-ext4@vger.kernel.org,
linux-kernel@vger.kernel.org, sho@tnes.nec.co.jp, jack@suse.cz,
clameter@sgi.com
Subject: Re: [PATCH 2/2] ext2: Avoid rec_len overflow with 64KB block size
Date: Mon, 8 Oct 2007 15:02:32 +0200 [thread overview]
Message-ID: <20071008130232.GD8091@duck.suse.cz> (raw)
In-Reply-To: <20071004131207.65406a7b.akpm@linux-foundation.org>
On Thu 04-10-07 13:12:07, Andrew Morton wrote:
> On Mon, 01 Oct 2007 17:35:46 -0700
> Mingming Cao <cmm@us.ibm.com> wrote:
>
> > ext2: Avoid rec_len overflow with 64KB block size
> >
> > From: Jan Kara <jack@suse.cz>
> >
> > With 64KB blocksize, a directory entry can have size 64KB which does not fit
> > into 16 bits we have for entry lenght. So we store 0xffff instead and convert
> > value when read from / written to disk.
>
> This patch clashes in non-trivial ways with
> ext2-convert-to-new-aops-fix.patch and perhaps other things which are
> already queued for 2.6.24 inclusion, so I'll need to ask for an updated
> patch, please.
>
> Also, I'm planing on merging the ext2 reservations code into 2.6.24, so if
> we're aiming for complete support of 64k blocksize in 2.6.24's ext2,
> additional testing and checking will be needed.
OK, I'll fixup those rejects and send a new patch.
Honza
--
Jan Kara <jack@suse.cz>
SUSE Labs, CR
next prev parent reply other threads:[~2007-10-08 12:40 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070828190551.415127746@sgi.com>
[not found] ` <20070828190735.292638294@sgi.com>
[not found] ` <1188432669.3799.35.camel@localhost.localdomain>
2007-08-30 0:47 ` [RFC 1/4] Large Blocksize support for Ext2/3/4 Mingming Cao
2007-08-30 0:59 ` Christoph Lameter
2007-09-01 0:01 ` Mingming Cao
2007-09-01 0:12 ` [RFC 1/2] JBD: slab management support for large block(>8k) Mingming Cao
2007-09-01 18:39 ` Christoph Hellwig
2007-09-02 11:40 ` Christoph Lameter
2007-09-02 15:28 ` Christoph Hellwig
2007-09-03 7:55 ` Christoph Lameter
2007-09-03 13:40 ` Christoph Hellwig
2007-09-03 19:31 ` Christoph Lameter
2007-09-03 19:33 ` Christoph Hellwig
2007-09-14 18:53 ` [PATCH] JBD slab cleanups Mingming Cao
2007-09-14 18:58 ` Christoph Lameter
2007-09-17 19:29 ` Mingming Cao
2007-09-17 19:34 ` Christoph Hellwig
2007-09-17 22:01 ` Badari Pulavarty
2007-09-17 22:57 ` Mingming Cao
2007-09-18 9:04 ` Christoph Hellwig
2007-09-18 16:35 ` Mingming Cao
2007-09-18 18:04 ` Dave Kleikamp
2007-09-19 1:00 ` Mingming Cao
2007-09-19 2:19 ` Andrew Morton
2007-09-19 19:15 ` Mingming Cao
2007-09-19 19:22 ` [PATCH] JBD: use GFP_NOFS in kmalloc Mingming Cao
2007-09-19 21:34 ` Andrew Morton
2007-09-19 21:55 ` Mingming Cao
2007-09-20 4:25 ` Andreas Dilger
2007-09-19 19:26 ` [PATCH] JBD slab cleanups Dave Kleikamp
2007-09-19 19:28 ` Dave Kleikamp
2007-09-19 20:47 ` Mingming Cao
2007-09-19 19:48 ` Andreas Dilger
2007-09-19 22:03 ` Mingming Cao
2007-09-21 23:13 ` [PATCH] JBD/ext34 cleanups: convert to kzalloc Mingming Cao
2007-09-21 23:32 ` [PATCH] JBD2/ext4 naming cleanup Mingming Cao
2007-09-26 19:54 ` [PATCH] JBD/ext34 cleanups: convert to kzalloc Andrew Morton
2007-09-26 21:05 ` Mingming Cao
2007-09-01 0:12 ` [RFC 2/2] JBD: blocks reservation fix for large block support Mingming Cao
2007-10-02 0:34 ` [PATCH 1/2] ext4: Support large blocksize up to PAGESIZE Mingming Cao
2007-10-02 0:56 ` Christoph Lameter
2007-10-02 0:35 ` [PATCH 2/2] ext4: Avoid rec_len overflow with 64KB block size Mingming Cao
2007-10-02 0:57 ` Christoph Lameter
2007-10-02 0:35 ` [PATCH 1/2] ext2: Support large blocksize up to PAGESIZE Mingming Cao
2007-10-02 0:59 ` Christoph Lameter
2007-10-02 0:35 ` [PATCH 2/2] ext2: Avoid rec_len overflow with 64KB block size Mingming Cao
2007-10-02 1:00 ` Christoph Lameter
2007-10-04 20:12 ` Andrew Morton
2007-10-04 22:40 ` Andreas Dilger
2007-10-04 23:11 ` Andrew Morton
2007-10-11 10:30 ` Jan Kara
2007-10-11 10:14 ` Andrew Morton
2007-10-08 13:02 ` Jan Kara [this message]
2007-10-11 11:18 ` Jan Kara
2007-10-18 4:07 ` Andrew Morton
2007-10-18 4:09 ` Andrew Morton
2007-10-18 9:03 ` Christoph Lameter
2007-10-18 9:11 ` Andrew Morton
2007-10-19 2:05 ` Mingming Cao
2007-10-02 0:36 ` [PATCH 1/2] ext3: Support large blocksize up to PAGESIZE Mingming Cao
2007-10-02 1:00 ` Christoph Lameter
2007-10-02 0:36 ` [PATCH 2/2] ext3: Avoid rec_len overflow with 64KB block size Mingming Cao
2007-10-02 1:01 ` Christoph Lameter
2007-10-02 1:05 ` Mingming Cao
2007-08-30 0:47 ` [RFC 2/4]ext2: fix " Mingming Cao
2007-08-30 0:48 ` [RFC 3/4] ext3: " Mingming Cao
2007-08-30 0:48 ` [RFC 4/4]ext4: " Mingming Cao
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