This is unused since commit cf8e8658100d ("arch: Remove Itanium (IA-64)
architecture").

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
---
 include/linux/sched.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index f8188b833350..5217c8576a5f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1912,7 +1912,6 @@ static __always_inline bool is_idle_task(const struct task_struct *p)
 }
 
 extern struct task_struct *curr_task(int cpu);
-extern void ia64_set_curr_task(int cpu, struct task_struct *p);
 
 void yield(void);
 
-- 
2.34.1