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Subject: [PATCH] [24/48] Suspend2 2.1.9.8 for 2.6.12: 601-kernel_power_power-header.patch
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Date: Wed, 6 Jul 2005 12:20:42 +1000
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Reply-To: Nigel Cunningham <nigel@suspend2.net>
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From: Nigel Cunningham <nigel@suspend2.net>
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diff -ruNp 602-smp.patch-old/kernel/power/suspend2_core/smp.c 602-smp.patch-new/kernel/power/suspend2_core/smp.c
--- 602-smp.patch-old/kernel/power/suspend2_core/smp.c	1970-01-01 10:00:00.000000000 +1000
+++ 602-smp.patch-new/kernel/power/suspend2_core/smp.c	2005-07-04 23:14:19.000000000 +1000
@@ -0,0 +1,12 @@
+#include <linux/sched.h>
+
+void ensure_on_processor_zero(void)
+{
+	set_cpus_allowed(current, cpumask_of_cpu(0));
+	BUG_ON(smp_processor_id() != 0);
+}
+
+void return_to_all_processors(void)
+{
+	set_cpus_allowed(current, CPU_MASK_ALL);
+}
diff -ruNp 602-smp.patch-old/kernel/power/suspend2_core/smp.h 602-smp.patch-new/kernel/power/suspend2_core/smp.h
--- 602-smp.patch-old/kernel/power/suspend2_core/smp.h	1970-01-01 10:00:00.000000000 +1000
+++ 602-smp.patch-new/kernel/power/suspend2_core/smp.h	2005-07-04 23:14:19.000000000 +1000
@@ -0,0 +1,7 @@
+#ifdef CONFIG_SMP
+extern void ensure_on_processor_zero(void);
+extern void return_to_all_processors(void);
+#else
+#define ensure_on_processor_zero() do { } while(0)
+#define return_to_all_processors() do { } while(0)
+#endif