xref: /OK3568_Linux_fs/kernel/include/linux/mmu_context.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _LINUX_MMU_CONTEXT_H
3*4882a593Smuzhiyun #define _LINUX_MMU_CONTEXT_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <asm/mmu_context.h>
6*4882a593Smuzhiyun #include <asm/mmu.h>
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /* Architectures that care about IRQ state in switch_mm can override this. */
9*4882a593Smuzhiyun #ifndef switch_mm_irqs_off
10*4882a593Smuzhiyun # define switch_mm_irqs_off switch_mm
11*4882a593Smuzhiyun #endif
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #ifndef leave_mm
leave_mm(int cpu)14*4882a593Smuzhiyun static inline void leave_mm(int cpu) { }
15*4882a593Smuzhiyun #endif
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /*
18*4882a593Smuzhiyun  * CPUs that are capable of running task @p. By default, we assume a sane,
19*4882a593Smuzhiyun  * homogeneous system. Must contain at least one active CPU.
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun #ifndef task_cpu_possible_mask
22*4882a593Smuzhiyun # define task_cpu_possible_mask(p)	cpu_possible_mask
23*4882a593Smuzhiyun #endif
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #endif
26