From: Tejun Heo <htejun@gmail.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: Mark Lord <mlord@pobox.com>, Ric Wheeler <ric@emc.com>,
linux-ide@vger.kernel.org, Jens Axboe <axboe@suse.de>
Subject: Re: [RFT] major libata update
Date: Thu, 18 May 2006 06:50:31 +0900 [thread overview]
Message-ID: <446B9AA7.4000305@gmail.com> (raw)
In-Reply-To: <446B8FC6.5040009@garzik.org>
Jeff Garzik wrote:
> Mark Lord wrote:
>> Tejun Heo wrote:
>> ..
>>> sd forces disk revalidation (and thus ordered reconfiguration) if you
>>> change cache mode via /sys/class/scsi_disk/X\:0\:0\:0/cache_type.
>>
>> That's not implemented for libata --> the emulation in libata-scsi
>> rejects any attempt at a MODE_SELECT command, which is what the sysfs
>> attr triggers.
I see. I was just grepping for revalidation call. It seems we're stuck
then.
>> Wasn't there a patch to implement MODE_SELECT in libata once upon a time?
>
> A couple iterations from Douglas Gilbert, probably in linux-scsi
> archives...
>
> BTW, libata needs to trap IDENTIFY*DEVICE and update its cached copy of
> the identify page, whenever MODE SELECT or another independent entity
> issues IDENTIFY*DEVICE.
Right. Also, we need to snoop some passthrough commands and
revalidate/reconfigure when configuration is explicitly changed.
--
tejun
next prev parent reply other threads:[~2006-05-17 21:50 UTC|newest]
Thread overview: 117+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-15 17:00 [RFT] major libata update Jeff Garzik
2006-05-15 17:18 ` Andrew Morton
2006-05-15 18:06 ` Jeff Garzik
2006-05-15 19:06 ` Arkadiusz Miskiewicz
2006-05-15 20:45 ` Jeff Garzik
2006-05-15 19:33 ` Mark Lord
2006-05-15 22:52 ` Tejun Heo
2006-05-15 18:15 ` Jeff Garzik
2006-05-15 18:27 ` Andrew Morton
2006-05-15 18:44 ` Jeff Garzik
2006-05-15 18:37 ` Alan Cox
2006-05-15 17:19 ` Alan Cox
2006-05-15 17:13 ` Jeff Garzik
2006-05-15 18:29 ` Tomasz Torcz
2006-05-15 18:43 ` Jeff Garzik
2006-05-15 23:32 ` Tejun Heo
2006-05-15 23:49 ` Jeff Garzik
2006-05-16 0:04 ` Tejun Heo
2006-05-16 2:15 ` Tejun Heo
2006-05-15 19:15 ` Jeff Garzik
2006-05-15 23:02 ` Wakko Warner
2006-05-15 23:00 ` Jeff Garzik
2006-05-15 23:13 ` Wakko Warner
2006-05-15 23:19 ` Jeff Garzik
2006-05-15 23:40 ` Alan Cox
2006-05-15 23:50 ` Wakko Warner
2006-05-15 23:38 ` Alan Cox
2006-05-15 23:47 ` Wakko Warner
2006-05-15 23:45 ` Jeff Garzik
2006-05-15 23:30 ` Avuton Olrich
2006-05-15 23:36 ` Tejun Heo
2006-05-15 23:54 ` Jeff Garzik
2006-05-16 0:08 ` Avuton Olrich
2006-05-16 3:36 ` Avuton Olrich
2006-05-16 3:51 ` Jeff Garzik
2006-05-16 4:33 ` Avuton Olrich
2006-05-16 14:57 ` Linus Torvalds
2006-05-17 15:25 ` OGAWA Hirofumi
2006-05-17 23:40 ` Linus Torvalds
2006-05-17 23:48 ` Jeff Garzik
2006-05-18 1:48 ` Alan Cox
2006-05-17 23:49 ` Linus Torvalds
2006-05-16 15:02 ` Jeff Garzik
2006-05-16 3:55 ` Tejun Heo
2006-05-16 4:37 ` Avuton Olrich
2006-05-16 11:36 ` Ric Wheeler
2006-05-16 14:25 ` Jeff Garzik
2006-05-16 15:24 ` Tejun Heo
2006-05-16 18:29 ` Ric Wheeler
2006-05-16 21:41 ` Ric Wheeler
2006-05-16 22:02 ` Jeff Garzik
2006-05-16 23:11 ` Eric D. Mudama
2006-05-17 2:13 ` Ric Wheeler
2006-05-16 23:23 ` Tejun Heo
2006-05-17 2:09 ` Ric Wheeler
2006-05-16 23:44 ` Tejun Heo
2006-05-16 23:53 ` Jeff Garzik
2006-05-17 0:00 ` Jeff Garzik
2006-05-17 0:29 ` Tejun Heo
2006-05-17 1:08 ` Jeff Garzik
2006-05-17 1:27 ` Tejun Heo
2006-05-17 2:26 ` Jeff Garzik
2006-05-17 3:05 ` Tejun Heo
2006-05-22 7:19 ` Jeff Garzik
2006-05-23 13:59 ` Tejun Heo
2006-05-17 0:31 ` Jeff Garzik
2006-05-17 0:50 ` Tejun Heo
2006-05-17 0:57 ` Tejun Heo
2006-05-17 2:22 ` Ric Wheeler
2006-05-17 1:37 ` Tejun Heo
2006-05-17 3:57 ` Ric Wheeler
2006-05-17 4:44 ` Tejun Heo
2006-05-17 11:30 ` Ric Wheeler
2006-05-17 20:45 ` Ric Wheeler
2006-05-17 21:01 ` Mark Lord
2006-05-17 21:04 ` Jeff Garzik
2006-05-17 21:50 ` Tejun Heo [this message]
2006-05-17 21:56 ` Mark Lord
2006-05-17 22:00 ` Jeff Garzik
2006-05-17 22:03 ` Mark Lord
2006-05-17 22:13 ` Jeff Garzik
2006-05-18 3:33 ` Ric Wheeler
2006-05-18 3:26 ` Tejun Heo
2006-05-18 11:58 ` Ric Wheeler
2006-05-18 12:52 ` Mark Lord
2006-05-18 13:22 ` Ric Wheeler
2006-05-18 13:37 ` Jens Axboe
2006-05-17 1:13 ` Jeff Garzik
2006-05-17 1:14 ` Jeff Garzik
2006-05-17 2:16 ` Ric Wheeler
2006-05-16 23:34 ` Jeff Garzik
2006-05-16 23:53 ` Tejun Heo
2006-05-17 2:05 ` Andrew Morton
2006-05-17 4:49 ` Tejun Heo
2006-05-17 4:56 ` Andrew Morton
2006-05-17 5:14 ` Tejun Heo
2006-05-17 6:35 ` Tejun Heo
2006-05-18 11:24 ` Albert Lee
2006-05-18 11:33 ` Tejun Heo
2006-05-19 10:37 ` Albert Lee
2006-05-19 11:03 ` Tejun Heo
2006-05-22 3:51 ` [PATCH 1/1] libata: use polling pio for identify device Albert Lee
2006-05-22 6:24 ` Jeff Garzik
2006-05-23 2:27 ` Albert Lee
2006-05-18 23:07 ` [RFT] major libata update Andrew Morton
2006-05-19 1:14 ` Tejun Heo
2006-05-19 2:06 ` Jeff Garzik
2006-05-19 2:16 ` Tejun Heo
2006-05-22 7:22 ` Jeff Garzik
2006-05-21 23:51 ` Michael Sterrett -Mr. Bones.-
2006-05-22 2:42 ` Tejun Heo
2006-05-22 3:42 ` Michael Sterrett -Mr. Bones.-
2006-05-22 6:23 ` Michael Sterrett -Mr. Bones.-
[not found] <6cOK9-5WZ-21@gated-at.bofh.it>
[not found] ` <6cUPu-6Dh-5@gated-at.bofh.it>
[not found] ` <6cV8V-71t-3@gated-at.bofh.it>
[not found] ` <6cYzI-3yr-3@gated-at.bofh.it>
[not found] ` <6cYT8-3Vy-7@gated-at.bofh.it>
[not found] ` <6cZvL-4Vb-1@gated-at.bofh.it>
2006-05-16 5:33 ` Robert Hancock
-- strict thread matches above, loose matches on Subject: below --
2006-05-17 7:35 Matthieu CASTET
2006-05-18 0:36 Brown, Len
2006-05-18 0:36 ` Brown, Len
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=446B9AA7.4000305@gmail.com \
--to=htejun@gmail.com \
--cc=axboe@suse.de \
--cc=jeff@garzik.org \
--cc=linux-ide@vger.kernel.org \
--cc=mlord@pobox.com \
--cc=ric@emc.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.