Commit 9438ef7f authored May 07, 2012 by Ingo Molnar

x86/apic: Fix UP boot crash

Commit 31b3c9d7 ("xen/x86: Implement x86_apic_ops") implemented
this:

... without considering that on UP the function pointer might be NULL.

Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Link: http://lkml.kernel.org/n/tip-3pfty0ml4yp62phbkchichh0@git.kernel.org

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

parent 42fa4250

arch/x86/kernel/setup.c

+2 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1012,6 +1012,7 @@ void __init setup_arch(char **cmdline_p)
	init_cpu_to_node();		init_cpu_to_node();

	init_apic_mappings();		init_apic_mappings();
			if (x86_io_apic_ops.init)
	x86_io_apic_ops.init();		x86_io_apic_ops.init();

	kvm_guest_init();		kvm_guest_init();

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