[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <4761821F.3050602@rtr.ca>
Date: Thu, 13 Dec 2007 14:03:59 -0500
From: Mark Lord <lkml@....ca>
To: Matthew Wilcox <matthew@....cx>
Cc: Jens Axboe <axboe@...nel.dk>,
IDE/ATA development list <linux-ide@...r.kernel.org>,
Linux Kernel <linux-kernel@...r.kernel.org>,
linux-scsi <linux-scsi@...r.kernel.org>
Subject: Re: QUEUE_FLAG_CLUSTER: not working in 2.6.24 ?
Matthew Wilcox wrote:
> On Thu, Dec 13, 2007 at 01:48:18PM -0500, Mark Lord wrote:
>> Problem confirmed. 2.6.23.8 regularly generates segments up to 64KB for
>> libata,
>> but 2.6.24 uses only 4KB segments and a *few* 8KB segments.
>
> Just a suspicion ... could this be slab vs slub? ie check your configs
> are the same / similar between the two kernels.
..
Mmmm.. a good thought, that one.
But I just rechecked, and both have CONFIG_SLAB=y
My guess is that something got changed around when Jens
reworked the block layer for 2.6.24.
I'm going to dig around in there now.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists