github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-31 11:37:06 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

sched/walt: help farthest cluster under rotation

Browse Source 
When rotation is enabled, the system is under heavy load, allow farthest
cluster to help each other.

Change-Id: Idd402fa120baa47e8506d7dc2439765dd6d5bcc9
Signed-off-by: Abhijeet Dharmapurikar <quic_adharmap@quicinc.com>
This commit is contained in:
Abhijeet Dharmapurikar 2022-06-22 13:19:55 -07:00 committed by Sai Harshini Nimmala
parent 48c24c7316
commit a112baf5fb
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
kernel/sched/walt/walt_lb.c
View File

@ -872,10 +872,11 @@ static void walt_newidle_balance(void *unused, struct rq *this_rq,
if (busy_cpu != -1) {
first_idle =
find_first_idle_if_others_are_busy(&cpu_array[order_index][1]);
if (first_idle != -1)
if (first_idle != -1) {
walt_kick_cpu(first_idle);
else
} else if (walt_rotation_enabled) {
goto found_busy_cpu;
}
}
} else if (order_index == 2) {
busy_cpu = walt_lb_find_busiest_cpu(this_cpu, &cpu_array[order_index][0],
@ -896,7 +897,11 @@ static void walt_newidle_balance(void *unused, struct rq *this_rq,
if (busy_cpu != -1) {
first_idle =
find_first_idle_if_others_are_busy(&cpu_array[order_index][1]);
walt_kick_cpu(first_idle);
if (first_idle != -1) {
walt_kick_cpu(first_idle);
} else if (walt_rotation_enabled) {
goto found_busy_cpu;
}
}
} else {
busy_cpu =