evie/android_kernel_oneplus_msm8998
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Merge "sched: Fix CPU selection when all online CPUs are isolated"

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Linux Build Service Account 2016-10-03 10:35:02 -07:00 • committed by Gerrit - the friendly Code Review server
commit f02700dfc6
1 changed files with 6 additions and 1 deletions
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7
kernel/sched/core.c
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@ -1590,7 +1590,7 @@ static int select_fallback_rq(int cpu, struct task_struct *p, bool allow_iso)
{ {
int nid = cpu_to_node(cpu); int nid = cpu_to_node(cpu);
const struct cpumask *nodemask = NULL; const struct cpumask *nodemask = NULL;
enum { cpuset, possible, fail } state = cpuset; enum { cpuset, possible, fail, bug } state = cpuset;
int dest_cpu; int dest_cpu;
int isolated_candidate = -1; int isolated_candidate = -1;
@ -1650,6 +1650,11 @@ static int select_fallback_rq(int cpu, struct task_struct *p, bool allow_iso)
break; break;
case fail: case fail:
allow_iso = true;
state = bug;
break;
case bug:
BUG(); BUG();
break; break;
} }