[v4,2/4] sched/fair: remove unused parameters

Message ID 20240207034704.935774-2-alexs@kernel.org
State New
Headers
Series [v4,1/4] sched/topology: Remove duplicate descriptions from TOPOLOGY_SD_FLAGS |

Commit Message

alexs@kernel.org Feb. 7, 2024, 3:47 a.m. UTC
  From: Alex Shi <alexs@kernel.org>

sds isn't used in function sched_asym(), so remove it to cleanup code.

Fixes: c9ca07886aaa ("sched/fair: Do not even the number of busy CPUs via asym_packing")
Signed-off-by: Alex Shi <alexs@kernel.org>
Reviewed-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
To: Valentin Schneider <vschneid@redhat.com>
To: Vincent Guittot <vincent.guittot@linaro.org>
To: Juri Lelli <juri.lelli@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
To: Ingo Molnar <mingo@redhat.com>
---
 kernel/sched/fair.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
  

Comments

Ricardo Neri Feb. 7, 2024, 4:22 p.m. UTC | #1
On Wed, Feb 07, 2024 at 11:47:02AM +0800, alexs@kernel.org wrote:
> From: Alex Shi <alexs@kernel.org>

A few nits:

subject: s/remove/Remove/

> 
> sds isn't used in function sched_asym(), so remove it to cleanup code.

The argument sds is not used in function sched_asym(). Remove it.

> 
> Fixes: c9ca07886aaa ("sched/fair: Do not even the number of busy CPUs via asym_packing")
> Signed-off-by: Alex Shi <alexs@kernel.org>
> Reviewed-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>

With that, my tag stands, FWIW.
  
Valentin Schneider Feb. 8, 2024, 3:18 p.m. UTC | #2
On 07/02/24 11:47, alexs@kernel.org wrote:
> From: Alex Shi <alexs@kernel.org>
>
> sds isn't used in function sched_asym(), so remove it to cleanup code.
>
> Fixes: c9ca07886aaa ("sched/fair: Do not even the number of busy CPUs via asym_packing")
> Signed-off-by: Alex Shi <alexs@kernel.org>
> Reviewed-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>

Reviewed-by: Valentin Schneider <vschneid@redhat.com>
  

Patch

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 533547e3c90a..607dc310b355 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -9749,7 +9749,6 @@  static bool sched_use_asym_prio(struct sched_domain *sd, int cpu)
 /**
  * sched_asym - Check if the destination CPU can do asym_packing load balance
  * @env:	The load balancing environment
- * @sds:	Load-balancing data with statistics of the local group
  * @sgs:	Load-balancing statistics of the candidate busiest group
  * @group:	The candidate busiest group
  *
@@ -9768,8 +9767,7 @@  static bool sched_use_asym_prio(struct sched_domain *sd, int cpu)
  * otherwise.
  */
 static inline bool
-sched_asym(struct lb_env *env, struct sd_lb_stats *sds,  struct sg_lb_stats *sgs,
-	   struct sched_group *group)
+sched_asym(struct lb_env *env, struct sg_lb_stats *sgs, struct sched_group *group)
 {
 	/* Ensure that the whole local core is idle, if applicable. */
 	if (!sched_use_asym_prio(env->sd, env->dst_cpu))
@@ -9940,7 +9938,7 @@  static inline void update_sg_lb_stats(struct lb_env *env,
 	/* Check if dst CPU is idle and preferred to this group */
 	if (!local_group && env->sd->flags & SD_ASYM_PACKING &&
 	    env->idle != CPU_NOT_IDLE && sgs->sum_h_nr_running &&
-	    sched_asym(env, sds, sgs, group)) {
+	    sched_asym(env, sgs, group)) {
 		sgs->group_asym_packing = 1;
 	}