From: Jens Axboe <axboe@suse.de>
To: Matthias Andree <matthias.andree@gmx.de>
Cc: "Edwards, Scott (GE Healthcare)" <J.Scott.Edwards@ge.com>,
linux-scsi@vger.kernel.org
Subject: Re: Write cache on SATA drives?
Date: Mon, 4 Jul 2005 08:39:32 +0200 [thread overview]
Message-ID: <20050704063932.GD1444@suse.de> (raw)
In-Reply-To: <m3hdfbizyj.fsf@merlin.emma.line.org>
On Sun, Jul 03 2005, Matthias Andree wrote:
> Jens Axboe <axboe@suse.de> writes:
>
> >> Hm. Any buzz^Wkeywords to look for? "barrier" doesn't seem to be the
> >> right word, it yields only memory barriers and an as-iosched fix in
> >> 2.6.7. I checked ChangeLog-2.6.[56789].
> >
> > Grep for blk_queue_ordered or similar in the patch.
>
> patch-2.6.9 adds this function -- and a call to it to ide-disk.c. Have
Ah ok, 2.6.9 it is then.
> reiserfs and ext3fs supported this from the very beginning (i. e. 2.6.9)
> or is this an issue that affected only the lower layers anyhow?
They have.
--
Jens Axboe
prev parent reply other threads:[~2005-07-04 6:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-30 21:39 Write cache on SATA drives? Edwards, Scott (GE Healthcare)
2005-07-01 6:24 ` Jens Axboe
2005-07-01 8:17 ` Matthias Andree
2005-07-01 8:33 ` Jens Axboe
2005-07-01 8:47 ` Matthias Andree
2005-07-01 8:54 ` Jens Axboe
2005-07-01 23:33 ` Matthias Andree
2005-07-02 7:07 ` Jens Axboe
2005-07-03 17:03 ` Matthias Andree
2005-07-04 6:39 ` Jens Axboe [this message]
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