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authorPeter Williams <pwil3058@bigpond.net.au>2009-09-21 01:31:53 +0000
committerIngo Molnar <mingo@elte.hu>2009-09-21 09:53:55 +0200
commit0d721ceadbeaa24d7f9dd41b3e5e29912327a7e1 (patch)
tree54c0c8dc201122483bdd7e8975103b07f6afd34b /include
parentcb5fd13f1178dee4302646b2890d884c380160e1 (diff)
sched: Simplify sys_sched_rr_get_interval() system call
By removing the need for it to know details of scheduling classes. This allows PlugSched to define orthogonal scheduling classes. Signed-off-by: Peter Williams <pwil3058@bigpond.net.au> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> LKML-Reference: <06d1b89ee15a0eef82d7.1253496713@mudlark.pw.nest> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sched.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index cc37a3fa506..239c8e0dba9 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1075,6 +1075,8 @@ struct sched_class {
void (*prio_changed) (struct rq *this_rq, struct task_struct *task,
int oldprio, int running);
+ unsigned int (*get_rr_interval) (struct task_struct *task);
+
#ifdef CONFIG_FAIR_GROUP_SCHED
void (*moved_group) (struct task_struct *p);
#endif