文件操作 - mmu_context.h
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文件: /usr/src/linux-headers-5.15.0-186/include/linux/mmu_context.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_MMU_CONTEXT_H #define _LINUX_MMU_CONTEXT_H #include <asm/mmu_context.h> #include <asm/mmu.h> /* Architectures that care about IRQ state in switch_mm can override this. */ #ifndef switch_mm_irqs_off # define switch_mm_irqs_off switch_mm #endif #ifndef leave_mm static inline void leave_mm(int cpu) { } #endif /* * CPUs that are capable of running user task @p. Must contain at least one * active CPU. It is assumed that the kernel can run on all CPUs, so calling * this for a kernel thread is pointless. * * By default, we assume a sane, homogeneous system. */ #ifndef task_cpu_possible_mask # define task_cpu_possible_mask(p) cpu_possible_mask # define task_cpu_possible(cpu, p) true #else # define task_cpu_possible(cpu, p) cpumask_test_cpu((cpu), task_cpu_possible_mask(p)) #endif #endif
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