xtensa: SMP: mark each possible CPU as present

[ Upstream commit 8b1c42c ] Otherwise it is impossible to enable CPUs after booting with 'maxcpus' parameter. Signed-off-by: Max Filippov <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
beagleboard · Mar 13, 2019 · c754598 · c754598
1 parent 7b72724
commit c754598
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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);
 }