Our check was extra cautious, we've audited crash_send_ipi and it sends an IPI only to online CPU's. Removal of this check should have not functional impact on crash kdump.
Signed-off-by: Balbir Singh <bsinghar...@gmail.com> --- arch/powerpc/kernel/crash.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index cbabb5adccd9..29c56ca2ddfd 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -69,9 +69,6 @@ static void crash_ipi_callback(struct pt_regs *regs) int cpu = smp_processor_id(); - if (!cpu_online(cpu)) - return; - hard_irq_disable(); if (!cpumask_test_cpu(cpu, &cpus_state_saved)) { crash_save_cpu(regs, cpu); -- 2.13.6