It turns out this patch could cause lock dependency issue.
The other patch "Acquire dmac's spinlock in pl330_tx_status" that I've
uploaded is the correct fix to replace this one.
Thanks,
Hsin-yu
On Fri, Sep 9, 2016 at 7:48 PM, Vinod Koul wrote:
> On Fri, Aug 19, 2016 at 09:03:48PM +0800, Hsin-Yu
On Fri, Aug 19, 2016 at 09:03:48PM +0800, Hsin-Yu Chao wrote:
> The content of pl330_thread could be modified in pl330_update
> without protection by the lock from the dma channel who currently
> holding this thread. This could cause bug to the calculation of
> in pl330_tx_status, if the running re
The content of pl330_thread could be modified in pl330_update
without protection by the lock from the dma channel who currently
holding this thread. This could cause bug to the calculation of
in pl330_tx_status, if the running request has just been done and
moving to next request while calculating
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