From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Tue, 8 Mar 2011 03:49:33 +0000 (+1100)
Subject: powerpc/smp: Increase vdso_data->processorCount, not just decrease it
X-Git-Tag: v2.6.39-rc2~31^2~2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=aeeafbfa7a5692c68d306043878aa2dd785e5230;p=linux.git

powerpc/smp: Increase vdso_data->processorCount, not just decrease it

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 54faff91b805..cbdbb14be4b0 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -551,6 +551,10 @@ void __devinit start_secondary(void *unused)
 
 	secondary_cpu_time_init();
 
+#ifdef CONFIG_PPC64
+	if (system_state == SYSTEM_RUNNING)
+		vdso_data->processorCount++;
+#endif
 	ipi_call_lock();
 	notify_cpu_starting(cpu);
 	set_cpu_online(cpu, true);