xtensa: SMP: mark each possible CPU as present

Otherwise it is impossible to enable CPUs after booting with 'maxcpus'
parameter.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c
index c9fc2c4f71b3b4afb8f9393bf22bcdeaa2150e64..80be6449c497e2ea94f40e196747b6cac01ae557 100644 (file)
--- a/arch/xtensa/kernel/smp.c
+++ b/arch/xtensa/kernel/smp.c
@@ -83,7 +83,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 {
        unsigned i;
 
-       for (i = 0; i < max_cpus; ++i)
+       for_each_possible_cpu(i)
                set_cpu_present(i, true);
 }