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-rw-r--r--include/linux/percpu.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index a3aa63e47637..caebf2a758dc 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -5,6 +5,7 @@
#include <linux/preempt.h>
#include <linux/smp.h>
#include <linux/cpumask.h>
+#include <linux/printk.h>
#include <linux/pfn.h>
#include <linux/init.h>
@@ -134,4 +135,7 @@ extern phys_addr_t per_cpu_ptr_to_phys(void *addr);
(typeof(type) __percpu *)__alloc_percpu(sizeof(type), \
__alignof__(type))
+/* To avoid include hell, as printk can not declare this, we declare it here */
+DECLARE_PER_CPU(printk_func_t, printk_func);
+
#endif /* __LINUX_PERCPU_H */