Commit 8c1aef6a authored May 19, 2018 by Nicholas Piggin Committed by Michael Ellerman Jun 19, 2018

powerpc/64: hard disable irqs in panic_smp_self_stop



Similarly to commit 855bfe0d ("powerpc: hard disable irqs in
smp_send_stop loop"), irqs should be hard disabled by
panic_smp_self_stop.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

parent 749a0278

arch/powerpc/kernel/setup_64.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -387,6 +387,14 @@ void early_setup_secondary(void)

		#endif /* CONFIG_SMP */

		void panic_smp_self_stop(void)
		{
		hard_irq_disable();
		spin_begin();
		while (1)
		spin_cpu_relax();
		}

		#if defined(CONFIG_SMP) \|\| defined(CONFIG_KEXEC_CORE)
		static bool use_spinloop(void)
		{