From: Stefan Rompf <stefan@loplof.de>
To: Dave Hansen <dave@sr71.net>, linux-kernel@vger.kernel.org
Subject: Re: [Hdaps-devel] Re: HDAPS, Need to park the head for real
Date: Fri, 19 Aug 2005 13:36:36 +0200 [thread overview]
Message-ID: <200508191336.36832.stefan@loplof.de> (raw)
Dave Hansen wrote:
> In reality, that probably means a statically compiled daemon that
> mlock()s itself, and any structures that it will need. It _might_ even
> need to keep an open file descriptor on the "frozen" file. Because, in
> theory, that file could be written out to the sysfs backing store.
with such a hassle to make the parking API available, assure that the head
parking daemon is not swapped out, can access the filedescriptor, has a
priority high enough to start immediatly when needed, wouldn't that qualify
for running in kernel space?
Stefan
next reply other threads:[~2005-08-19 11:34 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-19 11:36 Stefan Rompf [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-08-16 15:25 HDAPS, Need to park the head for real 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
2005-08-18 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
2005-08-24 21:44 ` Jon Escombe
2005-08-25 10:57 ` Alan Cox
2005-08-25 18:14 ` Jon Escombe
2005-08-26 6:49 ` Jens Axboe
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