Implementation of the EDZL scheduler.wip-edzl-final

Implementation of the EDZL scheduler.  Zero-laxity points are
tracked by timers while jobs are in the pending state.  Locking
primatives are not supported.

1 files changed, 12 insertions, 1 deletions

diff --git a/litmus/Kconfig b/litmus/Kconfig
index a2f267870f29..1e571af45e72 100644
--- a/litmus/Kconfig
+++ b/litmus/Kconfig
@@ -23,6 +23,17 @@ config PLUGIN_PFAIR
 
           If unsure, say Yes.
 
+config PLUGIN_EDZL
+        bool "EDZL"
+        depends on X86 && SYSFS
+        default y
+        help
+          Include the EDZL (Earliest Deadline, Zero Laxity) plugin in the kernel.
+          EDZL functions like G-EDF, except jobs with zero laxity are given maximum
+          priority.
+
+          If unsure, say Yes.
+
 config RELEASE_MASTER
         bool "Release-master Support"
         depends on ARCH_HAS_SEND_PULL_TIMERS
@@ -32,7 +43,7 @@ config RELEASE_MASTER
            that services all timer interrupts, but that does not schedule
            real-time tasks. See RTSS'09 paper for details
            (http://www.cs.unc.edu/~anderson/papers.html).
-           Currently only supported by GSN-EDF.
+           Currently only supported by GSN-EDF and EDZL.
 
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