linux-kernel - Re: [2.6.37-rc1] wait_for

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Message-ID: <20101105200245.GA1645@suse.de>
Date:	Fri, 5 Nov 2010 13:02:45 -0700
From:	Greg KH <gregkh@...e.de>
To:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:	cbouatmailru@...il.com, kay.sievers@...y.org, ak@...ux.intel.com,
	axboe@...nel.dk, shemminger@...tta.com, ebiederm@...ssion.com,
	stern@...land.harvard.edu, James.Bottomley@...e.de,
	akpm@...ux-foundation.org, kuznet@....inr.ac.ru,
	randy.dunlap@...cle.com, tj@...nel.org, davem@...emloft.net,
	perex@...ex.cz, tiwai@...e.de, mingo@...e.hu,
	a.p.zijlstra@...llo.nl, dhowells@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [2.6.37-rc1] wait_for_sysfs prints errors.

On Sat, Nov 06, 2010 at 03:07:55AM +0900, Tetsuo Handa wrote:
> Hello.
> 
> I noticed that udevd-event started to print error messages.
> 
>   Starting udev: udevd-event[1682]: wait_for_sysfs: waiting for '/sys/devices/pci0000:00/0000:00:10.0/host0/ioerr_cnt' failed
>   udevd-event[2103]: wait_for_sysfs: waiting for '/sys/devices/pci0000:00/0000:00:10.0/host0/target0:0:1/ioerr_cnt' failed
>   udevd-event[2102]: wait_for_sysfs: waiting for '/sys/devices/pci0000:00/0000:00:10.0/host0/target0:0:0/ioerr_cnt' failed

That's wierd, what version of udev is this?

> These error messages are caused by one or more of below commits.
> (Sorry, I can't find exact one because I can't boot as of below commits.)
> 
> 5cfc64ce "base/platform: Safe handling for NULL platform data and resources"
> 807508c8 "base/platform: Simplifications for NULL platform data/resources handling"
> 39aba963 "driver core: remove CONFIG_SYSFS_DEPRECATED_V2 but keep it for block devices"
> 
> Is this a regression? (Is this an intended change?)

Do you still have CONFIG_SYSFS_DEPRECATED enabled?

Other than that, everything works ok, right?

thanks,

greg k-h
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