Add NPS-F plugin

[semi-part backport]

1 files changed, 18 insertions, 0 deletions

diff --git a/include/litmus/rt_param.h b/include/litmus/rt_param.h
index 9927b09e0a01..1290e2939e33 100644
--- a/include/litmus/rt_param.h
+++ b/include/litmus/rt_param.h
@@ -35,6 +35,17 @@ typedef enum {
         PRECISE_ENFORCEMENT  /* NOT IMPLEMENTED - enforced with hrtimers */
 } budget_policy_t;
 
+/* Parameters for NPS-F semi-partitioned scheduling algorithm.
+ * Each (cpu, budget) entry defines the share ('budget' in ns, a % of
+ * the slot_length) of the notional processor on the CPU 'cpu'.
+ * This structure is used by the library - syscall interface in order
+ * to go through the overhead of a syscall only once per server.
+ */
+struct npsf_budgets {
+        int     cpu;
+        lt_t    budget;
+};
+
 /* The parameters for the EDF-WM semi-partitioned scheduler.
  * Each task may be split across multiple cpus. Each per-cpu allocation
  * is called a 'slice'.
@@ -75,6 +86,13 @@ struct rt_task {
 
         /* parameters used by the semi-partitioned algorithms */
         union {
+                /* NPS-F; defined in sched_npsf.c
+                 * id for the server (notional processor) that holds
+                 * this task; the same npfs_id can be assigned to "the same"
+                 * server split on different cpus
+                 */
+                int npsf_id;
+
                 /* EDF-WM; defined in sched_edf_wm.c */
                 struct edf_wm_params wm;
         } semi_part;