trace debug test

1 files changed, 34 insertions, 4 deletions

diff --git a/litmus/sched_edfsc.c b/litmus/sched_edfsc.c
index f7202a774c56..860039b92bf1 100644
--- a/litmus/sched_edfsc.c
+++ b/litmus/sched_edfsc.c
@@ -1,8 +1,26 @@
-#include <linux/module.h>

-#include <litmus/sched_plugin.h>

+#include <linux/module.h> //for error codes

+#include <litmus/sched_plugin.h> //for register_sched_plugin

+#include <linux/percpu.h> //for per cpu allocations

+#include <linux/sched.h> //for task_struct

+#include <litmus/rt_domain.h>

+#include <linux/cpumask.h> //for for_each_online_cpu

+#include <litmus/litmus.h> //for debug

 

-static struct task_struct* edfsc_schedule(struct task_struct * prev)

-{

+struct cpu_entry_t {

+        int cpu;

+        

+        rt_domain_t local_queues;

+        

+        struct task_struct* scheduled;

+        struct task_struct* linked;

+};

+

+DEFINE_PER_CPU(struct cpu_entry_t, edfsc_cpu_state);

+

+#define cpu_state_for(cpu_id)   (&per_cpu(cpu_entry_t, cpu_id))

+#define local_cpu_state()       (this_cpu_ptr(&cpu_entry_t))

+

+static struct task_struct* edfsc_schedule(struct task_struct * prev) {

         return NULL;

 }

 

@@ -19,6 +37,18 @@ static struct sched_plugin edfsc_plugin __cacheline_aligned_in_smp = {
 

 //plugin init

 static int __init init_edfsc(void){

+        int cpu;

+        struct cpu_entry_t *entry;

+        

+        for_each_online_cpu(cpu) {

+                TRACE("Initializing CPU%d...\n", cpu);

+                entry = cpu_state_for(cpu);

+                entry->cpu = cpu;

+                entry->scheduled = NULL;

+                entry->linked = NULL;

+                edf_domain_init(&entry->local_queues, NULL, NULL);

+        }

+        

         return register_sched_plugin(&edfsc_plugin);

 }