linux/arch/x86/kernel/jump_label.c

// SPDX-License-Identifier: GPL-2.0
/*
 * jump label x86 support
 *
 * Copyright (C) 2009 Jason Baron <[email protected]>
 *
 */
#include <linux/jump_label.h>
#include <linux/memory.h>
#include <linux/uaccess.h>
#include <linux/module.h>
#include <linux/list.h>
#include <linux/jhash.h>
#include <linux/cpu.h>
#include <asm/kprobes.h>
#include <asm/alternative.h>
#include <asm/text-patching.h>
#include <asm/insn.h>

int arch_jump_entry_size(struct jump_entry *entry)
{ … }

struct jump_label_patch { … };

static struct jump_label_patch
__jump_label_patch(struct jump_entry *entry, enum jump_label_type type)
{ … }

static __always_inline void
__jump_label_transform(struct jump_entry *entry,
		       enum jump_label_type type,
		       int init)
{ … }

static void __ref jump_label_transform(struct jump_entry *entry,
				       enum jump_label_type type,
				       int init)
{ … }

void arch_jump_label_transform(struct jump_entry *entry,
			       enum jump_label_type type)
{ … }

bool arch_jump_label_transform_queue(struct jump_entry *entry,
				     enum jump_label_type type)
{ … }

void arch_jump_label_transform_apply(void)
{ … }