sched/topology: Split out scheduler topology code from core.c into topology.c (f2cb1360) · Commits · 戴 / test

kernel/sched/Makefile

+1 −1

Original line number	Diff line number	Diff line
		@@ -18,7 +18,7 @@ endif
		obj-y += core.o loadavg.o clock.o cputime.o
		obj-y += idle_task.o fair.o rt.o deadline.o stop_task.o
		obj-y += wait.o swait.o completion.o idle.o
		obj-$(CONFIG_SMP) += cpupri.o cpudeadline.o
		obj-$(CONFIG_SMP) += cpupri.o cpudeadline.o topology.o
		obj-$(CONFIG_SCHED_AUTOGROUP) += auto_group.o
		obj-$(CONFIG_SCHEDSTATS) += stats.o
		obj-$(CONFIG_SCHED_DEBUG) += debug.o

kernel/sched/core.c

+3 −1656

File changed.

Preview size limit exceeded, changes collapsed.

kernel/sched/sched.h

+22 −1

Original line number	Diff line number	Diff line
		@@ -223,7 +223,7 @@ bool __dl_overflow(struct dl_bw *dl_b, int cpus, u64 old_bw, u64 new_bw)
		dl_b->bw * cpus < dl_b->total_bw - old_bw + new_bw;
		}

		extern struct mutex sched_domains_mutex;
		extern void init_dl_bw(struct dl_bw *dl_b);

		#ifdef CONFIG_CGROUP_SCHED

		@@ -584,6 +584,13 @@ struct root_domain {
		};

		extern struct root_domain def_root_domain;
		extern struct mutex sched_domains_mutex;
		extern cpumask_var_t fallback_doms;
		extern cpumask_var_t sched_domains_tmpmask;

		extern void init_defrootdomain(void);
		extern int init_sched_domains(const struct cpumask *cpu_map);
		extern void rq_attach_root(struct rq rq, struct root_domain rd);

		#endif /* CONFIG_SMP */

		@@ -886,6 +893,16 @@ extern int sched_max_numa_distance;
		extern bool find_numa_distance(int distance);
		#endif

		#ifdef CONFIG_NUMA
		extern void sched_init_numa(void);
		extern void sched_domains_numa_masks_set(unsigned int cpu);
		extern void sched_domains_numa_masks_clear(unsigned int cpu);
		#else
		static inline void sched_init_numa(void) { }
		static inline void sched_domains_numa_masks_set(unsigned int cpu) { }
		static inline void sched_domains_numa_masks_clear(unsigned int cpu) { }
		#endif

		#ifdef CONFIG_NUMA_BALANCING
		/* The regions in numa_faults array from task_struct */
		enum numa_faults_stats {
		@@ -1752,6 +1769,10 @@ static inline void double_rq_unlock(struct rq rq1, struct rq rq2)
		__release(rq2->lock);
		}

		extern void set_rq_online (struct rq *rq);
		extern void set_rq_offline(struct rq *rq);
		extern bool sched_smp_initialized;

		#else /* CONFIG_SMP */

		/*

kernel/sched/topology.c

0 → 100644

+1658 −0

File added.

Preview size limit exceeded, changes collapsed.

Admin message