linux-kernel - Re: [PATCH 2/3] usb: gadget: fsl_qe_udc: do not use tasklet_disable before tasklet

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Date:	Wed, 31 Oct 2012 16:34:53 +0200
From:	Felipe Balbi <balbi@...com>
To:	Li Yang <leoli@...escale.com>
CC:	<balbi@...com>, Xiaotian Feng <xtfeng@...il.com>,
	<linux-kernel@...r.kernel.org>,
	Xiaotian Feng <dannyfeng@...cent.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH 2/3] usb: gadget: fsl_qe_udc: do not use tasklet_disable
 before tasklet_kill

Hi,

On Wed, Oct 31, 2012 at 10:35:37PM +0800, Li Yang wrote:
> On Wed, Oct 31, 2012 at 9:26 PM, Felipe Balbi <balbi@...com> wrote:
> > On Wed, Oct 31, 2012 at 04:06:00PM +0800, Xiaotian Feng wrote:
> >> If tasklet_disable() is called before related tasklet handled,
> >> tasklet_kill will never be finished. tasklet_kill is enough.
> >
> > how did you test this ? Why changing FSL driver instead of switching
> > over to chipidea which is supposed to be shared by every licensee of the
> > chipidea core ?
> 
> The QE UDC is an private controller that is not compatible with the
> Chipidea core.

thanks for the clarification, but you still haven't answered how you
tested this ;-)

-- 
balbi

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