<p dir="ltr"><br>
On Jun 2, 2014 9:28 AM, Sebastian Huber <sebastian.huber@embedded-brains.de> wrote:<br>
><br>
> On 2014-06-02 15:24, Joel Sherrill wrote:<br>
> > Does this resource tracking replace the code for strict order mutex?<br>
><br>
> No, the MrsP (and maybe later the Migratory Priority Inheritance) semaphores <br>
> are completely separate.<br>
><br>
> In theory it is possible to use it also for the uni-processor semaphores, but I <br>
> am not sure if its worth to add this overhead. The implementation with the <br>
> resource count is analytically not correct, but very efficient. Was this <br>
> really a source for trouble in the last 20 years or so?</p>
<p dir="ltr">Not from a performance viewpoint but from a system end to end priority analysis, it is less than ideal. </p>
<p dir="ltr">> -- <br>
> Sebastian Huber, embedded brains GmbH<br>
><br>
> Address : Dornierstr. 4, D-82178 Puchheim, Germany<br>
> Phone : +49 89 189 47 41-16<br>
> Fax : +49 89 189 47 41-09<br>
> E-Mail : sebastian.huber@embedded-brains.de<br>
> PGP : Public key available on request.<br>
><br>
> Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.<br>
</p>