FM / asm

/usr/src/linux-headers-5.15.0-181/arch/um/include/asm/

/usr/src/linux-headers-5.15.0-181/arch/um/include/asm

Name	Size	Mode	Actions
fpu/	-	0755	rm
archrandom.h	735	0644	edit dl rm
asm-prototypes.h	129	0644	edit dl rm
cache.h	483	0644	edit dl rm
cacheflush.h	257	0644	edit dl rm
common.lds.S	1679	0644	edit dl rm
cpufeature.h	5011	0644	edit dl rm
delay.h	670	0644	edit dl rm
dma.h	180	0644	edit dl rm
fixmap.h	1638	0644	edit dl rm
futex.h	353	0644	edit dl rm
hardirq.h	201	0644	edit dl rm
io.h	478	0644	edit dl rm
irq.h	828	0644	edit dl rm
irqflags.h	807	0644	edit dl rm
Kbuild	729	0644	edit dl rm
kvm_para.h	34	0644	edit dl rm
mmu.h	522	0644	edit dl rm
mmu_context.h	1174	0644	edit dl rm
msi.h	29	0644	edit dl rm
page.h	3239	0644	edit dl rm
pci.h	864	0644	edit dl rm
pgalloc.h	1034	0644	edit dl rm
pgtable-2level.h	1299	0644	edit dl rm
pgtable-3level.h	2645	0644	edit dl rm
pgtable.h	8831	0644	edit dl rm
processor-generic.h	2193	0644	edit dl rm
ptrace-generic.h	1187	0644	edit dl rm
sections.h	219	0644	edit dl rm
setup.h	273	0644	edit dl rm
smp.h	121	0644	edit dl rm
stacktrace.h	1088	0644	edit dl rm
syscall-generic.h	1974	0644	edit dl rm
sysrq.h	182	0644	edit dl rm
thread_info.h	2332	0644	edit dl rm
timex.h	151	0644	edit dl rm
tlb.h	192	0644	edit dl rm
tlbflush.h	991	0644	edit dl rm
uaccess.h	1471	0644	edit dl rm
unwind.h	213	0644	edit dl rm
vmalloc.h	84	0644	edit dl rm
vmlinux.lds.h	66	0644	edit dl rm
xor.h	639	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/arch/um/include/asm/mmu_context.h (1174B)

/* SPDX-License-Identifier: GPL-2.0 */
/* 
 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
 */

#ifndef __UM_MMU_CONTEXT_H
#define __UM_MMU_CONTEXT_H

#include <linux/sched.h>
#include <linux/mm_types.h>
#include <linux/mmap_lock.h>

#include <asm/mm_hooks.h>
#include <asm/mmu.h>

extern void force_flush_all(void);

#define activate_mm activate_mm
static inline void activate_mm(struct mm_struct *old, struct mm_struct *new)
{
	/*
	 * This is called by fs/exec.c and sys_unshare()
	 * when the new ->mm is used for the first time.
	 */
	__switch_mm(&new->context.id);
}

static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, 
			     struct task_struct *tsk)
{
	unsigned cpu = smp_processor_id();

if(prev != next){
		cpumask_clear_cpu(cpu, mm_cpumask(prev));
		cpumask_set_cpu(cpu, mm_cpumask(next));
		if(next != &init_mm)
			__switch_mm(&next->context.id);
	}
}

#define init_new_context init_new_context
extern int init_new_context(struct task_struct *task, struct mm_struct *mm);

#define destroy_context destroy_context
extern void destroy_context(struct mm_struct *mm);

#include <asm-generic/mmu_context.h>

#endif

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