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From: Greg KH <greg@kroah.com>
To: Ming Lei <tom.leiming@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-usb <linux-usb@vger.kernel.org>
Subject: Re: BUG: 'Unknown symbol in module' happens after reloading ehci-hcd module
Date: Wed, 28 Jul 2010 06:56:25 -0700	[thread overview]
Message-ID: <20100728135625.GA12916@kroah.com> (raw)
In-Reply-To: <AANLkTi=x0D_5yd7pWmYAcD2eeQN3HC9ecBXWEY-TpyYO@mail.gmail.com>

On Wed, Jul 28, 2010 at 03:33:30PM +0800, Ming Lei wrote:
> 2010/7/28 Ming Lei <tom.leiming@gmail.com>:
> > Hi,
> >
> > 'Unknown symbol in module' ?happens after the actions below:
> >
> > ? ? ? ? rmmod ehci-hcd
> > ? ? ? ? modprobe ehci-hcd
> >
> 
> The issue is caused by returning failure of debugfs_create_dir, and
> which may be fixed by replacing debugfs_remove with
> debugfs_remove_recursive in ehci_hcd_cleanup.

Or we can properly clean up all of the files, right?

Care to send a patch to resolve this?

thanks,

greg k-h

  reply	other threads:[~2010-07-28 13:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-28  6:50 Ming Lei
2010-07-28  7:33 ` Ming Lei
2010-07-28 13:56   ` Greg KH [this message]
2010-07-28 14:36     ` Ming Lei

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