From: Pavel Machek <pavel@ucw.cz>
To: Andrew Morton <akpm@osdl.org>
Cc: Nigel Cunningham <ncunningham@cyclades.com>,
linux-kernel@vger.kernel.org, Jeff Garzik <jeff@garzik.org>
Subject: Re: [PATCH] Make libata not powerdown drivers on PM_EVENT_FREEZE.
Date: Wed, 22 Mar 2006 23:26:39 +0000 [thread overview]
Message-ID: <20060322232638.GA2375@ucw.cz> (raw)
In-Reply-To: <20060323040649.3a6c96f1.akpm@osdl.org>
Gi!
> > At the moment libata doesn't pass pm_message_t down ata_device_suspend.
> > This causes drives to be powered down when we just want a freeze,
> > causing unnecessary wear and tear. This patch gets pm_message_t passed
> > down so that it can be used to determine whether to power down the
> > drive.
>
> Does this explain http://bugzilla.kernel.org/show_bug.cgi?id=6264 ?
>
> This might be 2.6.16.1 material - how irritating is it?
I'd say patch is okay for mainline, but not worth it for 2.6.16.1 ---
we have lived with similar problem for quite a long time for PATA.
--
Thanks, Sharp!
next prev parent reply other threads:[~2006-03-26 22:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-23 11:51 Nigel Cunningham
2006-03-23 12:06 ` Andrew Morton
2006-03-22 23:26 ` Pavel Machek [this message]
2006-03-23 12:16 ` Nigel Cunningham
2006-03-23 13:09 ` Jens Axboe
2006-03-23 13:20 ` Nigel Cunningham
2006-03-23 13:22 ` Nigel Cunningham
2006-03-23 13:52 ` Jeff Garzik
2006-03-23 21:01 ` Nigel Cunningham
2006-03-23 22:45 ` Mark Lord
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