commit 7061ca3b6c99fc78115560b9a10227c8c5fafc45
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> Tue Dec 20 08:20:46 2011 -0800
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> Mon Jan 16 09:44:00 2012 -0800
tree bdc970631a678cefa0902b42575c3e28b2594527
parent d8e8ed95cda1dfd6813588333d36552935eba4a1

sched: Add "const" to is_idle_task() parameter

This patch fixes a build warning in -next due to a const pointer being
passed to is_idle_task().  Because is_idle_task() does not modify anything,
this commit adds the "const" to is_idle_task()'s argument declaration.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

include/linux/sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4a7e4d3..56fa25a 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2074,7 +2074,7 @@
  * is_idle_task - is the specified task an idle task?
  * @tsk: the task in question.
  */
-static inline bool is_idle_task(struct task_struct *p)
+static inline bool is_idle_task(const struct task_struct *p)
 {
 	return p->pid == 0;
 }