sched: sched_rt_entity
Move the task_struct members specific to rt scheduling together.
A future optimization could be to put sched_entity and sched_rt_entity
into a union.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
CC: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 72e1b8e..a06d09e 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -929,6 +929,11 @@
#endif
};
+struct sched_rt_entity {
+ struct list_head run_list;
+ unsigned int time_slice;
+};
+
struct task_struct {
volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */
void *stack;
@@ -945,9 +950,9 @@
#endif
int prio, static_prio, normal_prio;
- struct list_head run_list;
const struct sched_class *sched_class;
struct sched_entity se;
+ struct sched_rt_entity rt;
#ifdef CONFIG_PREEMPT_NOTIFIERS
/* list of struct preempt_notifier: */
@@ -972,7 +977,6 @@
unsigned int policy;
cpumask_t cpus_allowed;
int nr_cpus_allowed;
- unsigned int time_slice;
#ifdef CONFIG_PREEMPT_RCU
int rcu_read_lock_nesting;
