1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __ALPHA_SWITCH_TO_H 3 #define __ALPHA_SWITCH_TO_H 4 5 6 struct task_struct; 7 extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct *); 8 9 #define switch_to(P,N,L) \ 10 do { \ 11 (L) = alpha_switch_to(virt_to_phys(&task_thread_info(N)->pcb), (P)); \ 12 check_mmu_context(); \ 13 } while (0) 14 15 #endif /* __ALPHA_SWITCH_TO_H */ 16