FM / asm

/usr/src/linux-headers-5.15.0-190/arch/um/include/asm/

/usr/src/linux-headers-5.15.0-190/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-5.15.0-190/arch/um/include/asm/processor-generic.h (2193B)

/* SPDX-License-Identifier: GPL-2.0 */
/* 
 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
 */

#ifndef __UM_PROCESSOR_GENERIC_H
#define __UM_PROCESSOR_GENERIC_H

struct pt_regs;

struct task_struct;

#include <asm/ptrace.h>
#include <registers.h>
#include <sysdep/archsetjmp.h>

#include <linux/prefetch.h>

#include <asm/cpufeatures.h>

struct mm_struct;

struct thread_struct {
	struct pt_regs regs;
	struct pt_regs *segv_regs;
	int singlestep_syscall;
	void *fault_addr;
	jmp_buf *fault_catcher;
	struct task_struct *prev_sched;
	struct arch_thread arch;
	jmp_buf switch_buf;
	struct {
		int op;
		union {
			struct {
				int pid;
			} fork, exec;
			struct {
				int (*proc)(void *);
				void *arg;
			} thread;
			struct {
				void (*proc)(void *);
				void *arg;
			} cb;
		} u;
	} request;
};

#define INIT_THREAD \
{ \
	.regs		   	= EMPTY_REGS,	\
	.fault_addr		= NULL, \
	.prev_sched		= NULL, \
	.arch			= INIT_ARCH_THREAD, \
	.request		= { 0 } \
}

static inline void release_thread(struct task_struct *task)
{
}

static inline void mm_copy_segments(struct mm_struct *from_mm,
				    struct mm_struct *new_mm)
{
}

/*
 * User space process size: 3GB (default).
 */
extern unsigned long task_size;

#define TASK_SIZE (task_size)

#undef STACK_TOP
#undef STACK_TOP_MAX

extern unsigned long stacksizelim;

#define STACK_ROOM	(stacksizelim)
#define STACK_TOP	(TASK_SIZE - 2 * PAGE_SIZE)
#define STACK_TOP_MAX	STACK_TOP

/* This decides where the kernel will search for a free chunk of vm
 * space during mmap's.
 */
#define TASK_UNMAPPED_BASE	(0x40000000)

extern void start_thread(struct pt_regs *regs, unsigned long entry, 
			 unsigned long stack);

struct cpuinfo_um {
	unsigned long loops_per_jiffy;
	int ipi_pipe[2];
	int cache_alignment;
	union {
		__u32		x86_capability[NCAPINTS + NBUGINTS];
		unsigned long	x86_capability_alignment;
	};
};

extern struct cpuinfo_um boot_cpu_data;

#define cpu_data (&boot_cpu_data)
#define current_cpu_data boot_cpu_data
#define cache_line_size()	(boot_cpu_data.cache_alignment)

#define KSTK_REG(tsk, reg) get_thread_reg(reg, &tsk->thread.switch_buf)
extern unsigned long __get_wchan(struct task_struct *p);

#endif

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