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authorSebastian Huber <sebastian.huber@embedded-brains.de>2015-09-03 10:27:16 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2015-09-04 13:26:17 +0200
commitdafa5d88435853809040761b79ab9d8f2217281b (patch)
tree35d9d87cbe8d00279cc3fa905792569937ed7fea /doc/user/glossary.texi
parent3995e6d9c213515f0d636dc2f211bf3c0d997631 (diff)
downloadrtems-dafa5d88435853809040761b79ab9d8f2217281b.tar.bz2
score: Implement priority boosting
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diff --git a/doc/user/glossary.texi b/doc/user/glossary.texi
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+++ b/doc/user/glossary.texi
@@ -505,6 +505,12 @@ A mechanism used to represent the relative
importance of an element in a set of items. RTEMS uses priority
to determine which task should execute.
+@item priority boosting
+A simple approach to extend the priority inheritance protocol for clustered
+scheduling is @dfn{priority boosting}. In case a mutex is owned by a task of
+another cluster, then the priority of the owner task is raised to an
+artificially high priority, the pseudo-interrupt priority.
+
@item priority inheritance
An algorithm that calls for
the lower priority task holding a resource to have its priority