sched_cpupri.h

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    1 #ifndef _LINUX_CPUPRI_H
    2 #define _LINUX_CPUPRI_H
    3 
    4 #include <linux/sched.h>
    5 
    6 #define CPUPRI_NR_PRIORITIES    (MAX_RT_PRIO + 2)
    7 #define CPUPRI_NR_PRI_WORDS     BITS_TO_LONGS(CPUPRI_NR_PRIORITIES)
    8 
    9 #define CPUPRI_INVALID -1
   10 #define CPUPRI_IDLE     0
   11 #define CPUPRI_NORMAL   1
   12 /* values 2-101 are RT priorities 0-99 */
   13 
   14 struct cpupri_vec {
   15         raw_spinlock_t lock;
   16         int        count;
   17         cpumask_var_t mask;
   18 };
   19 
   20 struct cpupri {
   21         struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
   22         long              pri_active[CPUPRI_NR_PRI_WORDS];
   23         int               cpu_to_pri[NR_CPUS];
   24 };
   25 
   26 #ifdef CONFIG_SMP
   27 int  cpupri_find(struct cpupri *cp,
   28                  struct task_struct *p, struct cpumask *lowest_mask);
   29 void cpupri_set(struct cpupri *cp, int cpu, int pri);
   30 int cpupri_init(struct cpupri *cp);
   31 void cpupri_cleanup(struct cpupri *cp);
   32 #else
   33 #define cpupri_set(cp, cpu, pri) do { } while (0)
   34 #define cpupri_init() do { } while (0)
   35 #endif
   36 
   37 #endif /* _LINUX_CPUPRI_H */

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FreeBSD/Linux Kernel Cross Reference sys/kernel/sched_cpupri.h

FreeBSD/Linux Kernel Cross Reference
sys/kernel/sched_cpupri.h