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linux-next/include/linux/set_memory.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

55 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2017, Michael Ellerman, IBM Corporation.
*/
#ifndef _LINUX_SET_MEMORY_H_
#define _LINUX_SET_MEMORY_H_
#ifdef CONFIG_ARCH_HAS_SET_MEMORY
#include <asm/set_memory.h>
#else
static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; }
static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; }
static inline int set_memory_x(unsigned long addr, int numpages) { return 0; }
static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
#endif
#ifndef CONFIG_ARCH_HAS_SET_DIRECT_MAP
static inline int set_direct_map_invalid_noflush(struct page *page)
{
return 0;
}
static inline int set_direct_map_default_noflush(struct page *page)
{
return 0;
}
#endif
#ifndef set_mce_nospec
static inline int set_mce_nospec(unsigned long pfn)
{
return 0;
}
#endif
#ifndef clear_mce_nospec
static inline int clear_mce_nospec(unsigned long pfn)
{
return 0;
}
#endif
#ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT
static inline int set_memory_encrypted(unsigned long addr, int numpages)
{
return 0;
}
static inline int set_memory_decrypted(unsigned long addr, int numpages)
{
return 0;
}
#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */
#endif /* _LINUX_SET_MEMORY_H_ */