Commit 5b1ead68 authored Dec 06, 2017 by Brendan Jackman Committed by Ingo Molnar Dec 06, 2017

cpu/hotplug: Fix state name in takedown_cpu() comment



CPUHP_AP_SCHED_MIGRATE_DYING doesn't exist, it looks like this was
supposed to refer to CPUHP_AP_SCHED_STARTING's teardown callback,
i.e. sched_cpu_dying().

Signed-off-by: Brendan Jackman <brendan.jackman@arm.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Perret <quentin.perret@arm.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20171206105911.28093-1-brendan.jackman@arm.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent 328b4ed9

kernel/cpu.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -780,8 +780,8 @@ static int takedown_cpu(unsigned int cpu)
		BUG_ON(cpu_online(cpu));

		/*
		* The CPUHP_AP_SCHED_MIGRATE_DYING callback will have removed all
		* runnable tasks from the cpu, there's only the idle task left now
		* The teardown callback for CPUHP_AP_SCHED_STARTING will have removed
		* all runnable tasks from the CPU, there's only the idle task left now
		* that the migration thread is done doing the stop_machine thing.
		*
		* Wait for the stop thread to go away.