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sched: Make sched_param argument static in sched_setscheduler() callers

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Andrew Morton pointed out almost all sched_setscheduler() callers are
using fixed parameters and can be converted to static.  It reduces runtime
memory use a little.

Signed-off-by: KOSAKI Motohiro <[email protected]>
Reported-by: Andrew Morton <[email protected]>
Acked-by: James Morris <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Steven Rostedt <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
KOSAKI Motohiro 2010-10-20 16:01:12 -07:00 • committed by Ingo Molnar
commit fe7de49f9d
7 changed files with 15 additions and 10 deletions
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6
kernel/sched.c
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@ -4701,7 +4701,7 @@ static bool check_same_owner(struct task_struct *p)
}
static int __sched_setscheduler(struct task_struct *p, int policy,
struct sched_param *param, bool user)
const struct sched_param *param, bool user)
{
int retval, oldprio, oldpolicy = -1, on_rq, running;
unsigned long flags;
@ -4856,7 +4856,7 @@ recheck:
* NOTE that the task may be already dead.
*/
int sched_setscheduler(struct task_struct *p, int policy,
struct sched_param *param)
const struct sched_param *param)
{
return __sched_setscheduler(p, policy, param, true);
}
@ -4874,7 +4874,7 @@ EXPORT_SYMBOL_GPL(sched_setscheduler);
* but our caller might not have that capability.
*/
int sched_setscheduler_nocheck(struct task_struct *p, int policy,
struct sched_param *param)
const struct sched_param *param)
{
return __sched_setscheduler(p, policy, param, false);
}