RTEMS | SMP: Add support for the MPCP locking protocol (!1358)

Gedare Bloom (@gedare) gitlab at rtems.org
Wed Jul 22 00:33:45 UTC 2026




Gedare Bloom started a new discussion on cpukit/include/rtems/rtems/sem.h: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1358#note_154968

 >   * @param attribute_set is the attribute set of the semaphore.
 >   *
 >   * @param priority_ceiling is the priority ceiling if the semaphore is a binary
 > - *   semaphore with the priority ceiling or MrsP locking protocol as defined by
 > - *   the attribute set.
 > + *   semaphore with the priority ceiling, MrsP, or MPCP locking protocol as

instead of adding these "or MPCP" can we combine "MrsP" and "MPCP" in a single concept like "a multiprocessor locking protocol". As this is more generic it is more future-proof.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1358#note_154968
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