linux-kernel - [RFC patch] MIPS/netlogic: dont setup boot CPU twice

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Date:	Thu, 4 Aug 2011 22:55:49 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	Ralf Baechle <ralf@...ux-mips.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [RFC patch] MIPS/netlogic: dont setup boot CPU twice

When do smp setup, check for boot CPU is added, then it is impossible to be
initialized twice.

Signed-off-by: Hillf Danton <dhillf@...il.com>
---
 arch/mips/netlogic/xlr/smp.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/mips/netlogic/xlr/smp.c b/arch/mips/netlogic/xlr/smp.c
index b495a7f..e6f8c62 100644
--- a/arch/mips/netlogic/xlr/smp.c
+++ b/arch/mips/netlogic/xlr/smp.c
@@ -167,6 +167,8 @@ void __init nlm_smp_setup(void)

 	num_cpus = 1;
 	for (i = 0; i < NR_CPUS; i++) {
+		if (i == boot_cpu)
+			continue;
 		if (nlm_cpu_ready[i]) {
 			cpu_set(i, phys_cpu_present_map);
 			__cpu_number_map[i] = num_cpus;
--
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