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-rw-r--r--kernel/sched/fair.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index b2a2d236f27b..d5583f9588e7 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3632,7 +3632,7 @@ fix_small_capacity(struct sched_domain *sd, struct sched_group *group)
3632 3632
3633/** 3633/**
3634 * update_sg_lb_stats - Update sched_group's statistics for load balancing. 3634 * update_sg_lb_stats - Update sched_group's statistics for load balancing.
3635 * @sd: The sched_domain whose statistics are to be updated. 3635 * @env: The load balancing environment.
3636 * @group: sched_group whose statistics are to be updated. 3636 * @group: sched_group whose statistics are to be updated.
3637 * @load_idx: Load index of sched_domain of this_cpu for load calc. 3637 * @load_idx: Load index of sched_domain of this_cpu for load calc.
3638 * @local_group: Does group contain this_cpu. 3638 * @local_group: Does group contain this_cpu.
@@ -3741,11 +3741,10 @@ static inline void update_sg_lb_stats(struct lb_env *env,
3741 3741
3742/** 3742/**
3743 * update_sd_pick_busiest - return 1 on busiest group 3743 * update_sd_pick_busiest - return 1 on busiest group
3744 * @sd: sched_domain whose statistics are to be checked 3744 * @env: The load balancing environment.
3745 * @sds: sched_domain statistics 3745 * @sds: sched_domain statistics
3746 * @sg: sched_group candidate to be checked for being the busiest 3746 * @sg: sched_group candidate to be checked for being the busiest
3747 * @sgs: sched_group statistics 3747 * @sgs: sched_group statistics
3748 * @this_cpu: the current cpu
3749 * 3748 *
3750 * Determine if @sg is a busier group than the previously selected 3749 * Determine if @sg is a busier group than the previously selected
3751 * busiest group. 3750 * busiest group.
@@ -3783,9 +3782,7 @@ static bool update_sd_pick_busiest(struct lb_env *env,
3783 3782
3784/** 3783/**
3785 * update_sd_lb_stats - Update sched_domain's statistics for load balancing. 3784 * update_sd_lb_stats - Update sched_domain's statistics for load balancing.
3786 * @sd: sched_domain whose statistics are to be updated. 3785 * @env: The load balancing environment.
3787 * @this_cpu: Cpu for which load balance is currently performed.
3788 * @idle: Idle status of this_cpu
3789 * @cpus: Set of cpus considered for load balancing. 3786 * @cpus: Set of cpus considered for load balancing.
3790 * @balance: Should we balance. 3787 * @balance: Should we balance.
3791 * @sds: variable to hold the statistics for this sched_domain. 3788 * @sds: variable to hold the statistics for this sched_domain.
@@ -3874,10 +3871,8 @@ static inline void update_sd_lb_stats(struct lb_env *env,
3874 * Returns 1 when packing is required and a task should be moved to 3871 * Returns 1 when packing is required and a task should be moved to
3875 * this CPU. The amount of the imbalance is returned in *imbalance. 3872 * this CPU. The amount of the imbalance is returned in *imbalance.
3876 * 3873 *
3877 * @sd: The sched_domain whose packing is to be checked. 3874 * @env: The load balancing environment.
3878 * @sds: Statistics of the sched_domain which is to be packed 3875 * @sds: Statistics of the sched_domain which is to be packed
3879 * @this_cpu: The cpu at whose sched_domain we're performing load-balance.
3880 * @imbalance: returns amount of imbalanced due to packing.
3881 */ 3876 */
3882static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds) 3877static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds)
3883{ 3878{
@@ -3903,9 +3898,8 @@ static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds)
3903 * fix_small_imbalance - Calculate the minor imbalance that exists 3898 * fix_small_imbalance - Calculate the minor imbalance that exists
3904 * amongst the groups of a sched_domain, during 3899 * amongst the groups of a sched_domain, during
3905 * load balancing. 3900 * load balancing.
3901 * @env: The load balancing environment.
3906 * @sds: Statistics of the sched_domain whose imbalance is to be calculated. 3902 * @sds: Statistics of the sched_domain whose imbalance is to be calculated.
3907 * @this_cpu: The cpu at whose sched_domain we're performing load-balance.
3908 * @imbalance: Variable to store the imbalance.
3909 */ 3903 */
3910static inline 3904static inline
3911void fix_small_imbalance(struct lb_env *env, struct sd_lb_stats *sds) 3905void fix_small_imbalance(struct lb_env *env, struct sd_lb_stats *sds)
@@ -4048,11 +4042,7 @@ static inline void calculate_imbalance(struct lb_env *env, struct sd_lb_stats *s
4048 * Also calculates the amount of weighted load which should be moved 4042 * Also calculates the amount of weighted load which should be moved
4049 * to restore balance. 4043 * to restore balance.
4050 * 4044 *
4051 * @sd: The sched_domain whose busiest group is to be returned. 4045 * @env: The load balancing environment.
4052 * @this_cpu: The cpu for which load balancing is currently being performed.
4053 * @imbalance: Variable which stores amount of weighted load which should
4054 * be moved to restore balance/put a group to idle.
4055 * @idle: The idle status of this_cpu.
4056 * @cpus: The set of CPUs under consideration for load-balancing. 4046 * @cpus: The set of CPUs under consideration for load-balancing.
4057 * @balance: Pointer to a variable indicating if this_cpu 4047 * @balance: Pointer to a variable indicating if this_cpu
4058 * is the appropriate cpu to perform load balancing at this_level. 4048 * is the appropriate cpu to perform load balancing at this_level.