On 12/08/15 17:33, Sebastian Andrzej Siewior wrote:
> On 08/12/2015 05:17 PM, Lars-Peter Clausen wrote:
>> On 08/12/2015 01:00 AM, Xander Huff wrote:
>>> Unfortunately, this breaks PREEMPT_RT builds, where a spinlock can sleep,
>>> and is thus not able to be acquired from a hardirq handler. This pa
On 08/12/2015 05:17 PM, Lars-Peter Clausen wrote:
> On 08/12/2015 01:00 AM, Xander Huff wrote:
>> Unfortunately, this breaks PREEMPT_RT builds, where a spinlock can sleep,
>> and is thus not able to be acquired from a hardirq handler. This patch gets
>> rid of the threaded handler and pushes all in
On 08/12/2015 01:00 AM, Xander Huff wrote:
> The driver currently registers a pair of irq handlers using
> request_threaded_irq(), however the synchronization mechanism between the
> hardirq and the threadedirq handler is a regular spinlock.
>
> Unfortunately, this breaks PREEMPT_RT builds, where
The driver currently registers a pair of irq handlers using
request_threaded_irq(), however the synchronization mechanism between the
hardirq and the threadedirq handler is a regular spinlock.
Unfortunately, this breaks PREEMPT_RT builds, where a spinlock can sleep,
and is thus not able to be acqu
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