[dpdk-dev] [PATCH v2 2/2] eal/windows: implement alarm API

Thomas Monjalon thomas at monjalon.net
Wed Oct 14 23:36:17 CEST 2020


26/09/2020 01:41, Narcisa Ana Maria Vasile:
> On Sat, Sep 26, 2020 at 02:32:43AM +0300, Dmitry Kozlyuk wrote:
> > Implementation is based on waitable timers Win32 API. When timer is set,
> > a callback and its argument are supplied to the OS, while timer handle
> > is stored in EAL alarm list. When timer expires, OS wakes up the
> > interrupt thread and runs the callback. Upon completion it removes the
> > alarm.
> > 
> > Waitable timers must be set from the thread their callback will run in,
> > eal_intr_thread_schedule() provides a way to schedule asyncronuous code
> > execution in the interrupt thread. Alarm module builds synchronous timer
> > setup on top of it.
> > 
> > Windows alarms are not a type of DPDK interrupt handle and do not
> > interact with interrupt module beyond executing in the same thread.
> > 
> > Signed-off-by: Dmitry Kozlyuk <dmitry.kozliuk at gmail.com>
> 
> Acked-by: Narcisa Vasile <navasile at linux.microsoft.com>

Applied, thanks




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