renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-11-18 07:35:12 +08:00
Code

sched: Assume *balance is valid

Browse Source 
Since all load_balance() callers will have !NULL balance parameters we
can now assume so and remove a few checks.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2009-12-24 14:18:21 +01:00 committed by Ingo Molnar
parent f492e12ef0
commit 8f190fb3f7
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
kernel/sched_fair.c
View File

@ -2465,7 +2465,7 @@ static inline void update_sg_lb_stats(struct sched_domain *sd,
* to do the newly idle load balance.
*/
if (idle != CPU_NEWLY_IDLE && local_group &&
balance_cpu != this_cpu && balance) {
balance_cpu != this_cpu) {
*balance = 0;
return;
}
@ -2528,7 +2528,7 @@ static inline void update_sd_lb_stats(struct sched_domain *sd, int this_cpu,
update_sg_lb_stats(sd, group, this_cpu, idle, load_idx, sd_idle,
local_group, cpus, balance, &sgs);
if (local_group && balance && !(*balance))
if (local_group && !(*balance))
return;
sds->total_load += sgs.group_load;
@ -2720,7 +2720,7 @@ find_busiest_group(struct sched_domain *sd, int this_cpu,
* 5) The imbalance is within the specified limit.
* 6) Any rebalance would lead to ping-pong
*/
if (balance && !(*balance))
if (!(*balance))
goto ret;
if (!sds.busiest || sds.busiest_nr_running == 0)