Merge branch 'linus' into x86/xen

lib/iommu-helper.c

@@ -80,3 +80,11 @@ void iommu_area_free(unsigned long *map, unsigned long start, unsigned int nr)
 	}
 }
 EXPORT_SYMBOL(iommu_area_free);
+
+unsigned long iommu_num_pages(unsigned long addr, unsigned long len)
+{
+	unsigned long size = roundup((addr & ~PAGE_MASK) + len, PAGE_SIZE);
+
+	return size >> PAGE_SHIFT;
+}
+EXPORT_SYMBOL(iommu_num_pages);

lib/ratelimit.c

@@ -15,7 +15,6 @@
 #include <linux/module.h>
 
 static DEFINE_SPINLOCK(ratelimit_lock);
-static unsigned long flags;
 
 /*
  * __ratelimit - rate limiting
@@ -26,6 +25,8 @@ static unsigned long flags;
  */
 int __ratelimit(struct ratelimit_state *rs)
 {
+	unsigned long flags;
+
 	if (!rs->interval)
 		return 1;
 

lib/smp_processor_id.c

@@ -11,7 +11,6 @@ notrace unsigned int debug_smp_processor_id(void)
 {
 	unsigned long preempt_count = preempt_count();
 	int this_cpu = raw_smp_processor_id();
-	cpumask_of_cpu_ptr_declare(this_mask);
 
 	if (likely(preempt_count))
 		goto out;
@@ -23,9 +22,7 @@ notrace unsigned int debug_smp_processor_id(void)
 	 * Kernel threads bound to a single CPU can safely use
 	 * smp_processor_id():
 	 */
-	cpumask_of_cpu_ptr_next(this_mask, this_cpu);
-
-	if (cpus_equal(current->cpus_allowed, *this_mask))
+	if (cpus_equal(current->cpus_allowed, cpumask_of_cpu(this_cpu)))
 		goto out;
 
 	/*