Thank you. On Tue, Aug 18, 2020 at 5:29 PM Sebastian Huber < sebastian.hu...@embedded-brains.de> wrote:
> On 17/08/2020 14:35, Richi Dubey wrote: > > > Also, can someone please explain how the thread could in the ready > > state while the node is in a scheduled state in this > > < > https://git.rtems.org/rtems/tree/cpukit/include/rtems/score/schedulersmpimpl.h#n1517> > > > conditional block ? > > The MrsP locking protocol performs busy waiting will a thread is > blocked. The busy waiting is carried out by idle threads. > > In the referenced conditional block, the thread is ready to execute > again and its scheduler node is scheduled. In this case, it uses an idle > thread to perform the busy wait. So, we have to get rid of the idle > thread and use the node for its own thread. > > >
_______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
