From: Tejun Heo <tj@kernel.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Moritz Rigler <moritz1234567@gmx.de>, linux-ide@vger.kernel.org
Subject: Re: [PATCH #upstream-fixes] libata: implement and use HORKAGE_NOSETXFER
Date: Thu, 15 Jan 2009 19:06:29 +0900 [thread overview]
Message-ID: <496F0AA5.1000908@kernel.org> (raw)
In-Reply-To: <20090115094500.18d60455@lxorguk.ukuu.org.uk>
Alan Cox wrote:
>>> Yes - I'd like it to just work, but I'd like it to just work without
>>> breaking anything else, without adding device specific special cases and
>>> ideally in a way that makes other stuff that is similarly odd just work
>>> too.
>> Then, how do you suggest proceeding on it? Without a bus tracer, we
>> can't easily tell what Windows is doing and on native SATA skipping
>> SETXFER isn't likely to cause any serious problem. It's basically
>> noop.
>
> I would suggest we issue the SETXFER always. If it times out then we will
> revalidate the identify data so we can use that to see what mode we are
> actually in.
Hmmm... our current timeout for SETXFER is 5s, so it wouldn't be nice
but not too bad either. Alright, I'll brew up something.
--
tejun
next prev parent reply other threads:[~2009-01-15 10:06 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-07 14:15 [PATCH #upstream-fixes] libata: implement and use HORKAGE_NOSETXFER Moritz Rigler
2009-01-07 14:23 ` Alan Cox
2009-01-09 0:11 ` Robert Hancock
2009-01-15 5:48 ` Tejun Heo
2009-01-15 9:45 ` Alan Cox
2009-01-15 10:06 ` Tejun Heo [this message]
2009-01-15 13:48 ` Tejun Heo
-- strict thread matches above, loose matches on Subject: below --
2009-01-07 14:18 Moritz Rigler
2008-12-21 21:18 PIONEER DVD-RW DVRTD08 is disabled if there is no disc present at boot time linux-ide
2008-12-22 0:22 ` Robert Hancock
2008-12-22 10:02 ` Tejun Heo
2008-12-22 12:13 ` linux-ide
2008-12-23 3:03 ` Tejun Heo
2008-12-24 13:40 ` linux-ide
2008-12-29 8:14 ` Tejun Heo
2008-12-29 21:32 ` linux-ide
2009-01-06 22:51 ` linux-ide
2009-01-07 2:01 ` [PATCH #upstream-fixes] libata: implement and use HORKAGE_NOSETXFER Tejun Heo
2009-01-07 9:40 ` Alan Cox
2009-01-07 10:27 ` Tejun Heo
2009-01-07 10:53 ` Alan Cox
2009-01-07 11:04 ` Tejun Heo
2009-05-25 3:10 ` Tejun Heo
2009-05-25 8:11 ` Alan Cox
2009-07-08 8:00 ` Tejun Heo
2009-07-08 10:14 ` Alan Cox
2009-07-08 11:16 ` Tejun Heo
2009-07-08 12:21 ` Alan Cox
2009-07-08 23:07 ` Tejun Heo
2009-07-08 14:53 ` Sergei Shtylyov
2009-07-08 15:06 ` Alan Cox
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