From: Avi Kivity <avi@argo.co.il>
To: Jens Axboe <axboe@suse.de>
Cc: Alejandro Bonilla Beeche <abonilla@linuxwireless.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
hdaps devel <hdaps-devel@lists.sourceforge.net>
Subject: Re: HDAPS, Need to park the head for real
Date: Wed, 17 Aug 2005 10:47:12 +0300 [thread overview]
Message-ID: <4302EB80.7060705@argo.co.il> (raw)
In-Reply-To: <20050816200708.GE3425@suse.de>
Jens Axboe wrote:
>Ok, I'll give you some hints to get you started... What you really want
>to do, is:
>
>- Insert a park request at the front of the queue
>- On completion callback on that request, freeze the block queue and
> schedule it for unfreeze after a given time
>
>
>
how will this interact with command queuing? there is a danger from both
commands previously queued but not yet completed, and commands that are
queued after the park request. or is the park request a barrier?
next prev parent reply other threads:[~2005-08-17 7:47 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-16 15:25 HDAPS, Need to park the head for real Alejandro Bonilla Beeche
2005-08-16 15:34 ` Lee Revell
2005-08-16 15:41 ` Alejandro Bonilla Beeche
2005-08-16 20:07 ` Jens Axboe
2005-08-16 23:15 ` Alejandro Bonilla Beeche
2005-08-16 23:29 ` [Hdaps-devel] " Yani Ioannou
2005-08-17 5:53 ` Jens Axboe
2005-08-17 6:23 ` [Hdaps-devel] " Jon Escombe
2005-08-17 7:47 ` Avi Kivity [this message]
2005-08-17 7:56 ` Jens Axboe
2005-08-18 20:49 ` Pavel Machek
2005-08-18 21:15 ` Adam Goode
2005-08-18 21:30 ` [Hdaps-devel] " Dave Hansen
2005-08-18 21:38 ` Pavel Machek
2005-08-19 6:36 ` Jens Axboe
2005-08-19 10:05 ` [Hdaps-devel] " Jon Escombe
2005-08-19 10:23 ` Jens Axboe
2005-08-19 12:41 ` Alejandro Bonilla
[not found] ` <20050816200708.GE3425-l3A5Bk7waGM@public.gmane.org>
2005-08-24 21:44 ` Jon Escombe
2005-08-24 21:44 ` [Hdaps-devel] " Jon Escombe
2005-08-25 10:57 ` Alan Cox
2005-08-25 18:14 ` Jon Escombe
[not found] ` <430E0A84.8080809-Xbpc2PeERmvQXOPxS62xeg@public.gmane.org>
2005-08-26 6:49 ` Jens Axboe
2005-08-26 6:49 ` [Hdaps-devel] " Jens Axboe
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