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sched/cpupri: Remove cpupri->pri_active

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Since [sched/cpupri: Remove the vec->lock], member pri_active
of struct cpupri is not needed any more, just remove it. Also
clean stuff related to it.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20110806001004.GA2207@zhy
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yong Zhang 2011-08-06 08:10:04 +08:00 committed by Ingo Molnar
parent d473750b40
commit 5710f15b52
2 changed files with 1 additions and 4 deletions
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3
kernel/sched_cpupri.c
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@ -152,8 +152,7 @@ void cpupri_set(struct cpupri *cp, int cpu, int newpri)
* If the cpu was currently mapped to a different value, we * If the cpu was currently mapped to a different value, we
* need to map it to the new value then remove the old value. * need to map it to the new value then remove the old value.
* Note, we must add the new value first, otherwise we risk the * Note, we must add the new value first, otherwise we risk the
* cpu being cleared from pri_active, and this cpu could be * cpu being missed by the priority loop in cpupri_find.
* missed for a push or pull.
*/ */
if (likely(newpri != CPUPRI_INVALID)) { if (likely(newpri != CPUPRI_INVALID)) {
struct cpupri_vec *vec = &cp->pri_to_cpu[newpri]; struct cpupri_vec *vec = &cp->pri_to_cpu[newpri];

2
kernel/sched_cpupri.h
View file

@ -4,7 +4,6 @@
#include <linux/sched.h> #include <linux/sched.h>
#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2) #define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2)
#define CPUPRI_NR_PRI_WORDS BITS_TO_LONGS(CPUPRI_NR_PRIORITIES)
#define CPUPRI_INVALID -1 #define CPUPRI_INVALID -1
#define CPUPRI_IDLE 0 #define CPUPRI_IDLE 0
@ -18,7 +17,6 @@ struct cpupri_vec {
struct cpupri { struct cpupri {
struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES]; struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
long pri_active[CPUPRI_NR_PRI_WORDS];
int cpu_to_pri[NR_CPUS]; int cpu_to_pri[NR_CPUS];
}; };