7 files changed, 295 insertions, 0 deletions
diff --git a/tools/include/asm/bug.h b/tools/include/asm/bug.h
new file mode 100644
index 00000000000..9e5f4846967
--- /dev/null
+++ b/tools/include/asm/bug.h
@@ -0,0 +1,25 @@
+#ifndef _TOOLS_ASM_BUG_H
+#define _TOOLS_ASM_BUG_H
+
+#include <linux/compiler.h>
+
+#define __WARN_printf(arg...)	do { fprintf(stderr, arg); } while (0)
+
+#define WARN(condition, format...) ({		\
+	int __ret_warn_on = !!(condition);	\
+	if (unlikely(__ret_warn_on))		\
+		__WARN_printf(format);		\
+	unlikely(__ret_warn_on);		\
+})
+
+#define WARN_ONCE(condition, format...)	({	\
+	static int __warned;			\
+	int __ret_warn_once = !!(condition);	\
+						\
+	if (unlikely(__ret_warn_once))		\
+		if (WARN(!__warned, format)) 	\
+			__warned = 1;		\
+	unlikely(__ret_warn_once);		\
+})
+
+#endif /* _TOOLS_ASM_BUG_H */
diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h
new file mode 100644
index 00000000000..88461f09cc8
--- /dev/null
+++ b/tools/include/linux/compiler.h
@@ -0,0 +1,40 @@
+#ifndef _TOOLS_LINUX_COMPILER_H_
+#define _TOOLS_LINUX_COMPILER_H_
+
+#ifndef __always_inline
+# define __always_inline	inline __attribute__((always_inline))
+#endif
+
+#define __user
+
+#ifndef __attribute_const__
+# define __attribute_const__
+#endif
+
+#ifndef __maybe_unused
+# define __maybe_unused		__attribute__((unused))
+#endif
+
+#ifndef __packed
+# define __packed		__attribute__((__packed__))
+#endif
+
+#ifndef __force
+# define __force
+#endif
+
+#ifndef __weak
+# define __weak			__attribute__((weak))
+#endif
+
+#ifndef likely
+# define likely(x)		__builtin_expect(!!(x), 1)
+#endif
+
+#ifndef unlikely
+# define unlikely(x)		__builtin_expect(!!(x), 0)
+#endif
+
+#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
+
+#endif /* _TOOLS_LINUX_COMPILER_H */
diff --git a/tools/include/linux/export.h b/tools/include/linux/export.h
new file mode 100644
index 00000000000..d07e586b9ba
--- /dev/null
+++ b/tools/include/linux/export.h
@@ -0,0 +1,10 @@
+#ifndef _TOOLS_LINUX_EXPORT_H_
+#define _TOOLS_LINUX_EXPORT_H_
+
+#define EXPORT_SYMBOL(sym)
+#define EXPORT_SYMBOL_GPL(sym)
+#define EXPORT_SYMBOL_GPL_FUTURE(sym)
+#define EXPORT_UNUSED_SYMBOL(sym)
+#define EXPORT_UNUSED_SYMBOL_GPL(sym)
+
+#endif
diff --git a/tools/include/linux/hash.h b/tools/include/linux/hash.h
new file mode 100644
index 00000000000..d026c657301
--- /dev/null
+++ b/tools/include/linux/hash.h
@@ -0,0 +1,5 @@
+#include "../../../include/linux/hash.h"
+
+#ifndef _TOOLS_LINUX_HASH_H
+#define _TOOLS_LINUX_HASH_H
+#endif
diff --git a/tools/include/linux/types.h b/tools/include/linux/types.h
new file mode 100644
index 00000000000..b5cf25e05df
--- /dev/null
+++ b/tools/include/linux/types.h
@@ -0,0 +1,75 @@
+#ifndef _TOOLS_LINUX_TYPES_H_
+#define _TOOLS_LINUX_TYPES_H_
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#define __SANE_USERSPACE_TYPES__	/* For PPC64, to get LL64 types */
+#include <asm/types.h>
+
+struct page;
+struct kmem_cache;
+
+typedef enum {
+	GFP_KERNEL,
+	GFP_ATOMIC,
+	__GFP_HIGHMEM,
+	__GFP_HIGH
+} gfp_t;
+
+/*
+ * We define u64 as uint64_t for every architecture
+ * so that we can print it with "%"PRIx64 without getting warnings.
+ *
+ * typedef __u64 u64;
+ * typedef __s64 s64;
+ */
+typedef uint64_t u64;
+typedef int64_t s64;
+
+typedef __u32 u32;
+typedef __s32 s32;
+
+typedef __u16 u16;
+typedef __s16 s16;
+
+typedef __u8  u8;
+typedef __s8  s8;
+
+#ifdef __CHECKER__
+#define __bitwise__ __attribute__((bitwise))
+#else
+#define __bitwise__
+#endif
+#ifdef __CHECK_ENDIAN__
+#define __bitwise __bitwise__
+#else
+#define __bitwise
+#endif
+
+#define __force
+#define __user
+#define __must_check
+#define __cold
+
+typedef __u16 __bitwise __le16;
+typedef __u16 __bitwise __be16;
+typedef __u32 __bitwise __le32;
+typedef __u32 __bitwise __be32;
+typedef __u64 __bitwise __le64;
+typedef __u64 __bitwise __be64;
+
+struct list_head {
+	struct list_head *next, *prev;
+};
+
+struct hlist_head {
+	struct hlist_node *first;
+};
+
+struct hlist_node {
+	struct hlist_node *next, **pprev;
+};
+
+#endif /* _TOOLS_LINUX_TYPES_H_ */
diff --git a/tools/include/tools/be_byteshift.h b/tools/include/tools/be_byteshift.h
new file mode 100644
index 00000000000..84c17d83657
--- /dev/null
+++ b/tools/include/tools/be_byteshift.h
@@ -0,0 +1,70 @@
+#ifndef _TOOLS_BE_BYTESHIFT_H
+#define _TOOLS_BE_BYTESHIFT_H
+
+#include <stdint.h>
+
+static inline uint16_t __get_unaligned_be16(const uint8_t *p)
+{
+	return p[0] << 8 | p[1];
+}
+
+static inline uint32_t __get_unaligned_be32(const uint8_t *p)
+{
+	return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3];
+}
+
+static inline uint64_t __get_unaligned_be64(const uint8_t *p)
+{
+	return (uint64_t)__get_unaligned_be32(p) << 32 |
+	       __get_unaligned_be32(p + 4);
+}
+
+static inline void __put_unaligned_be16(uint16_t val, uint8_t *p)
+{
+	*p++ = val >> 8;
+	*p++ = val;
+}
+
+static inline void __put_unaligned_be32(uint32_t val, uint8_t *p)
+{
+	__put_unaligned_be16(val >> 16, p);
+	__put_unaligned_be16(val, p + 2);
+}
+
+static inline void __put_unaligned_be64(uint64_t val, uint8_t *p)
+{
+	__put_unaligned_be32(val >> 32, p);
+	__put_unaligned_be32(val, p + 4);
+}
+
+static inline uint16_t get_unaligned_be16(const void *p)
+{
+	return __get_unaligned_be16((const uint8_t *)p);
+}
+
+static inline uint32_t get_unaligned_be32(const void *p)
+{
+	return __get_unaligned_be32((const uint8_t *)p);
+}
+
+static inline uint64_t get_unaligned_be64(const void *p)
+{
+	return __get_unaligned_be64((const uint8_t *)p);
+}
+
+static inline void put_unaligned_be16(uint16_t val, void *p)
+{
+	__put_unaligned_be16(val, p);
+}
+
+static inline void put_unaligned_be32(uint32_t val, void *p)
+{
+	__put_unaligned_be32(val, p);
+}
+
+static inline void put_unaligned_be64(uint64_t val, void *p)
+{
+	__put_unaligned_be64(val, p);
+}
+
+#endif /* _TOOLS_BE_BYTESHIFT_H */
diff --git a/tools/include/tools/le_byteshift.h b/tools/include/tools/le_byteshift.h
new file mode 100644
index 00000000000..8fe9f2488ec
--- /dev/null
+++ b/tools/include/tools/le_byteshift.h
@@ -0,0 +1,70 @@
+#ifndef _TOOLS_LE_BYTESHIFT_H
+#define _TOOLS_LE_BYTESHIFT_H
+
+#include <stdint.h>
+
+static inline uint16_t __get_unaligned_le16(const uint8_t *p)
+{
+	return p[0] | p[1] << 8;
+}
+
+static inline uint32_t __get_unaligned_le32(const uint8_t *p)
+{
+	return p[0] | p[1] << 8 | p[2] << 16 | p[3] << 24;
+}
+
+static inline uint64_t __get_unaligned_le64(const uint8_t *p)
+{
+	return (uint64_t)__get_unaligned_le32(p + 4) << 32 |
+	       __get_unaligned_le32(p);
+}
+
+static inline void __put_unaligned_le16(uint16_t val, uint8_t *p)
+{
+	*p++ = val;
+	*p++ = val >> 8;
+}
+
+static inline void __put_unaligned_le32(uint32_t val, uint8_t *p)
+{
+	__put_unaligned_le16(val >> 16, p + 2);
+	__put_unaligned_le16(val, p);
+}
+
+static inline void __put_unaligned_le64(uint64_t val, uint8_t *p)
+{
+	__put_unaligned_le32(val >> 32, p + 4);
+	__put_unaligned_le32(val, p);
+}
+
+static inline uint16_t get_unaligned_le16(const void *p)
+{
+	return __get_unaligned_le16((const uint8_t *)p);
+}
+
+static inline uint32_t get_unaligned_le32(const void *p)
+{
+	return __get_unaligned_le32((const uint8_t *)p);
+}
+
+static inline uint64_t get_unaligned_le64(const void *p)
+{
+	return __get_unaligned_le64((const uint8_t *)p);
+}
+
+static inline void put_unaligned_le16(uint16_t val, void *p)
+{
+	__put_unaligned_le16(val, p);
+}
+
+static inline void put_unaligned_le32(uint32_t val, void *p)
+{
+	__put_unaligned_le32(val, p);
+}
+
+static inline void put_unaligned_le64(uint64_t val, void *p)
+{
+	__put_unaligned_le64(val, p);
+}
+
+#endif /* _TOOLS_LE_BYTESHIFT_H */