From: Mike Christie <mchristi@redhat.com>
To: linux clustering <linux-cluster@redhat.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
akpm@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: [Linux-cluster] Re: [PATCH 00/14] GFS
Date: Fri, 05 Aug 2005 02:27:08 -0500 [thread overview]
Message-ID: <42F314CC.4000309@redhat.com> (raw)
In-Reply-To: <20050805071415.GC14880@redhat.com>
David Teigland wrote:
> On Tue, Aug 02, 2005 at 09:45:24AM +0200, Arjan van de Ven wrote:
>
>>* Why are you using bufferheads extensively in a new filesystem?
>
>
> bh's are used for metadata, the log, and journaled data which need to be
> written at the block granularity, not page.
>
In a scsi tree
http://kernel.org/git/?p=linux/kernel/git/jejb/scsi-block-2.6.git;a=summary
there is a function, bio_map_kern(), in fs.c that maps a buffer into a
bio. It does not have to be page granularity. Can something like that be
used in these places?
next prev parent reply other threads:[~2005-08-05 7:27 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-02 7:18 [PATCH 00/14] GFS David Teigland
2005-08-02 7:45 ` Arjan van de Ven
2005-08-02 14:57 ` Jan Engelhardt
2005-08-02 15:02 ` Arjan van de Ven
2005-08-03 1:00 ` Hans Reiser
2005-08-03 4:07 ` Kyle Moffett
2005-08-03 6:37 ` Jan Engelhardt
2005-08-03 9:09 ` Arjan van de Ven
2005-08-03 3:56 ` David Teigland
2005-08-03 9:17 ` Arjan van de Ven
2005-08-03 10:08 ` David Teigland
2005-08-03 10:37 ` Lars Marowsky-Bree
2005-08-03 18:54 ` Mark Fasheh
2005-08-05 7:14 ` David Teigland
2005-08-05 7:27 ` Mike Christie [this message]
2005-08-05 7:30 ` [Linux-cluster] " Mike Christie
2005-08-05 7:34 ` Arjan van de Ven
2005-08-05 9:44 ` David Teigland
2005-08-05 10:07 ` Jörn Engel
2005-08-05 10:31 ` David Teigland
2005-08-05 8:28 ` Jan Engelhardt
2005-08-05 8:34 ` Arjan van de Ven
2005-08-08 6:26 ` David Teigland
2005-08-11 6:06 ` David Teigland
2005-08-11 6:55 ` Arjan van de Ven
2005-08-02 10:16 ` Pekka Enberg
2005-08-03 6:36 ` David Teigland
2005-08-08 14:14 ` GFS Pekka J Enberg
2005-08-08 18:32 ` GFS Zach Brown
2005-08-09 14:49 ` GFS Pekka Enberg
2005-08-09 17:17 ` GFS Zach Brown
2005-08-09 18:35 ` GFS Pekka J Enberg
2005-08-10 4:48 ` GFS Pekka J Enberg
2005-08-10 7:21 ` GFS Christoph Hellwig
2005-08-10 7:31 ` GFS Pekka J Enberg
2005-08-10 16:26 ` GFS Mark Fasheh
2005-08-10 16:57 ` GFS Pekka J Enberg
2005-08-10 18:21 ` GFS Mark Fasheh
2005-08-10 20:18 ` GFS Pekka J Enberg
2005-08-10 22:07 ` GFS Mark Fasheh
2005-08-11 4:41 ` GFS Pekka J Enberg
2005-08-10 5:59 ` GFS David Teigland
2005-08-10 6:06 ` GFS Pekka J Enberg
2005-08-03 6:44 ` [PATCH 00/14] GFS Pekka Enberg
2005-08-08 9:57 ` David Teigland
2005-08-08 10:00 ` GFS Pekka J Enberg
2005-08-08 10:05 ` [PATCH 00/14] GFS Arjan van de Ven
2005-08-08 10:20 ` Jörn Engel
2005-08-08 10:18 ` GFS Pekka J Enberg
2005-08-08 10:56 ` GFS David Teigland
2005-08-08 10:57 ` GFS Pekka J Enberg
2005-08-08 11:39 ` GFS David Teigland
2005-08-08 10:34 ` GFS Pekka J Enberg
2005-08-09 14:55 ` GFS Pekka J Enberg
2005-08-10 7:40 ` GFS Pekka J Enberg
2005-08-10 7:43 ` GFS Christoph Hellwig
2005-08-09 15:20 ` [PATCH 00/14] GFS Al Viro
2005-08-10 7:03 ` Christoph Hellwig
2005-08-10 10:30 ` Lars Marowsky-Bree
2005-08-10 10:32 ` Christoph Hellwig
2005-08-10 10:34 ` Lars Marowsky-Bree
2005-08-10 10:54 ` Christoph Hellwig
2005-08-10 11:02 ` Lars Marowsky-Bree
2005-08-10 11:05 ` Christoph Hellwig
2005-08-10 11:09 ` Lars Marowsky-Bree
2005-08-10 11:11 ` Christoph Hellwig
2005-08-10 13:26 ` [Linux-cluster] " AJ Lewis
2005-08-10 15:43 ` Kyle Moffett
2005-08-11 8:17 ` GFS - updated patches David Teigland
2005-08-11 8:21 ` [Linux-cluster] " Michael
2005-08-11 8:46 ` David Teigland
2005-08-11 8:49 ` Michael
2005-08-11 8:32 ` Arjan van de Ven
2005-08-11 8:50 ` David Teigland
2005-08-11 8:50 ` Arjan van de Ven
2005-08-11 9:16 ` David Teigland
2005-08-11 10:04 ` Pekka Enberg
2005-08-11 9:54 ` [Linux-cluster] " Michael
2005-08-11 10:00 ` Pekka Enberg
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