Re: [PATCH 0/2]: dmaengine: fix tasklet tear down

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On Thu, Mar 06, 2014 at 11:21:00AM -0800, Dan Williams wrote:
> On Wed, Mar 5, 2014 at 11:06 PM, Vinod Koul <vinod.koul@xxxxxxxxx> wrote:
> > As discussed in [1] and then reported by Thomas in [2], couple of dmaengine
> > driver need to be fixed for proper teardown.
> >
> > [1]: http://lwn.net/Articles/588457/
> > [2]: https://lkml.org/lkml/2014/2/20/164
> >
> > Vinod Koul (2):
> >   dmaengine: at_hdmac: use tasklet_kill in teardown
> >   dmaengine: pch_dma: use tasklet_kill in teardown
> >
> >  drivers/dma/at_hdmac.c |    1 -
> >  drivers/dma/pch_dma.c  |    1 -
> >  2 files changed, 0 insertions(+), 2 deletions(-)
> >
> 
> Vinod, have a look at the ioat fix for all the steps you need to make
> sure the tasklet is blocked from re-triggering and flushed before the
> driver unloads.
> 
> https://patchwork.kernel.org/patch/3684881/
yup relized that a bt later after sending the patch, fixing up now..

-- 
~Vinod
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