xref: /OK3568_Linux_fs/kernel/arch/alpha/include/asm/switch_to.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ALPHA_SWITCH_TO_H
3*4882a593Smuzhiyun #define __ALPHA_SWITCH_TO_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun struct task_struct;
7*4882a593Smuzhiyun extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct *);
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define switch_to(P,N,L)						 \
10*4882a593Smuzhiyun   do {									 \
11*4882a593Smuzhiyun     (L) = alpha_switch_to(virt_to_phys(&task_thread_info(N)->pcb), (P)); \
12*4882a593Smuzhiyun     check_mmu_context();						 \
13*4882a593Smuzhiyun   } while (0)
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #endif /* __ALPHA_SWITCH_TO_H */
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