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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889/* 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 <sysdep/archsetjmp.h>
#include <linux/prefetch.h>
#include <asm/cpufeatures.h>
struct mm_struct;
struct thread_struct { struct pt_regs *segv_regs; struct task_struct *prev_sched; struct arch_thread arch; jmp_buf switch_buf; struct { struct { int (*proc)(void *); void *arg; } thread; } request;
void *segv_continue;
/* Contains variable sized FP registers */ struct pt_regs regs;};
#define INIT_THREAD \{ \ .regs = EMPTY_REGS, \ .prev_sched = NULL, \ .arch = INIT_ARCH_THREAD, \ .request = { } \}
/* * 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 cache_alignment; union { __u32 x86_capability[NCAPINTS + NBUGINTS]; unsigned long x86_capability_alignment; };};
extern struct cpuinfo_um 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