From: Arjan van de Ven <arjan@infradead.org>
To: Phil Endecott <phil_dubhl_endecott@chezphil.org>
Cc: linux-input <linux-input@vger.kernel.org>
Subject: Re: Slow boot due perhaps to locks in mouse and platform system
Date: Tue, 14 Oct 2008 22:22:22 -0400 [thread overview]
Message-ID: <20081014222222.4260fa48@infradead.org> (raw)
In-Reply-To: <1224026249108@dmwebmail.dmwebmail.chezphil.org>
On Wed, 15 Oct 2008 00:17:29 +0100
"Phil Endecott" <phil_dubhl_endecott@chezphil.org> wrote:
>
> It looks to me as if uhci holds some lock that 8250 needs before it
> can complete. Now those are both PCI drivers in the same way that
> the last two that seemed to contend were both input drivers (touchpad
> and speaker) [hmm, except that as Dmitry pointed out there's a
> distinction between the platform bus and the serio bus]. Anyway, my
> ignorant suspicion is that there's some lock related to the bus or
> subsystem that they both need. Maybe something in sysfs?
it does do this. And I know which lock... and I fixed it ;)
Just the patch for this is in Gregkh's tree since it's a change to the
device/sysfs layer and he wanted to carry it via that way.
I can dig that patch out if you want
--
Arjan van de Ven Intel Open Source Technology Centre
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
next prev parent reply other threads:[~2008-10-15 2:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-14 14:19 Slow boot due perhaps to locks in mouse and platform system Phil Endecott
2008-10-14 14:54 ` Dmitry Torokhov
2008-10-14 15:12 ` Arjan van de Ven
2008-10-14 15:29 ` Dmitry Torokhov
2008-10-14 15:37 ` Arjan van de Ven
2008-10-14 23:17 ` Phil Endecott
2008-10-15 2:22 ` Arjan van de Ven [this message]
2008-10-15 9:19 ` Phil Endecott
2008-10-22 23:07 ` Phil Endecott
2008-10-14 15:37 ` Arjan van de Ven
2008-10-14 15:48 ` Dmitry Torokhov
2008-10-14 15:58 ` Arjan van de Ven
2008-10-14 16:18 ` Phil Endecott
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