[deliverable/linux.git] / arch / powerpc / kernel / jump_label.c

/*
 * Copyright 2010 Michael Ellerman, IBM Corp.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/jump_label.h>
#include <asm/code-patching.h>

#ifdef HAVE_JUMP_LABEL
void arch_jump_label_transform(struct jump_entry *entry,
			       enum jump_label_type type)
{
	u32 *addr = (u32 *)(unsigned long)entry->code;

	if (type == JUMP_LABEL_ENABLE)
		patch_branch(addr, entry->target, 0);
	else
		patch_instruction(addr, PPC_INST_NOP);
}
#endif
Commit	Line	Data
ac5f89c7 ME	1	/*
	2	* Copyright 2010 Michael Ellerman, IBM Corp.
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License
	6	* as published by the Free Software Foundation; either version
	7	* 2 of the License, or (at your option) any later version.
	8	*/
	9
	10	#include <linux/kernel.h>
	11	#include <linux/jump_label.h>
	12	#include <asm/code-patching.h>
	13
9c8b3907	14	#ifdef HAVE_JUMP_LABEL
ac5f89c7 ME	15	void arch_jump_label_transform(struct jump_entry *entry,
	16	enum jump_label_type type)
	17	{
	18	u32 addr = (u32 )(unsigned long)entry->code;
	19
	20	if (type == JUMP_LABEL_ENABLE)
	21	patch_branch(addr, entry->target, 0);
	22	else
	23	patch_instruction(addr, PPC_INST_NOP);
	24	}
9c8b3907	25	#endif