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-rw-r--r--arch/parisc/kernel/process.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index 2c05a9292a8..8c6b6b6561f 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -48,6 +48,7 @@
#include <linux/unistd.h>
#include <linux/kallsyms.h>
#include <linux/uaccess.h>
+#include <linux/rcupdate.h>
#include <asm/io.h>
#include <asm/asm-offsets.h>
@@ -69,8 +70,10 @@ void cpu_idle(void)
/* endless idle loop with no priority at all */
while (1) {
+ rcu_idle_enter();
while (!need_resched())
barrier();
+ rcu_idle_exit();
schedule_preempt_disabled();
check_pgt_cache();
}