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Commit f02700df authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "sched: Fix CPU selection when all online CPUs are isolated"

parents 73bc67e1 84589336

kernel/sched/core.c

+6 −1
Original line number Diff line number Diff line
@@ -1590,7 +1590,7 @@ static int select_fallback_rq(int cpu, struct task_struct *p, bool allow_iso) 
{

	int nid = cpu_to_node(cpu);

	const struct cpumask *nodemask = NULL;

	enum { cpuset, possible, fail } state = cpuset;

	enum { cpuset, possible, fail, bug } state = cpuset;

	int dest_cpu;

	int isolated_candidate = -1;
@@ -1650,6 +1650,11 @@ static int select_fallback_rq(int cpu, struct task_struct *p, bool allow_iso) 
			break;



		case fail:

			allow_iso = true;

			state = bug;

			break;



		case bug:

			BUG();

			break;

		}