4 files changed, 16 insertions, 8 deletions
diff --git a/tools/testing/radix-tree/linux/init.h b/tools/testing/radix-tree/linux/init.h
new file mode 100644
index 000000000..360cabb3c
--- /dev/null
+++ b/tools/testing/radix-tree/linux/init.h
@@ -0,0 +1 @@
+/* An empty file stub that allows radix-tree.c to compile. */
diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h
index ae013b016..be98a47b4 100644
--- a/tools/testing/radix-tree/linux/kernel.h
+++ b/tools/testing/radix-tree/linux/kernel.h
@@ -7,19 +7,28 @@
 #include <stddef.h>
 #include <limits.h>
 
+#include "../../include/linux/compiler.h"
+#include "../../../include/linux/kconfig.h"
+
+#define RADIX_TREE_MAP_SHIFT	3
+
 #ifndef NULL
 #define NULL	0
 #endif
 
 #define BUG_ON(expr)	assert(!(expr))
+#define WARN_ON(expr)	assert(!(expr))
 #define __init
 #define __must_check
 #define panic(expr)
 #define printk printf
 #define __force
-#define likely(c) (c)
-#define unlikely(c) (c)
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
+#define pr_debug printk
+
+#define smp_rmb()	barrier()
+#define smp_wmb()	barrier()
+#define cpu_relax()	barrier()
 
 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
 
@@ -28,6 +37,8 @@
 	(type *)( (char *)__mptr - offsetof(type, member) );})
 #define min(a, b) ((a) < (b) ? (a) : (b))
 
+#define cond_resched()	sched_yield()
+
 static inline int in_interrupt(void)
 {
 	return 0;
diff --git a/tools/testing/radix-tree/linux/slab.h b/tools/testing/radix-tree/linux/slab.h
index 57282506c..6d5a34770 100644
--- a/tools/testing/radix-tree/linux/slab.h
+++ b/tools/testing/radix-tree/linux/slab.h
@@ -3,7 +3,6 @@
 
 #include <linux/types.h>
 
-#define GFP_KERNEL 1
 #define SLAB_HWCACHE_ALIGN 1
 #define SLAB_PANIC 2
 #define SLAB_RECLAIM_ACCOUNT    0x00020000UL            /* Objects are reclaimable */
diff --git a/tools/testing/radix-tree/linux/types.h b/tools/testing/radix-tree/linux/types.h
index 72a9d85f6..faa0b6ff9 100644
--- a/tools/testing/radix-tree/linux/types.h
+++ b/tools/testing/radix-tree/linux/types.h
@@ -1,15 +1,13 @@
 #ifndef _TYPES_H
 #define _TYPES_H
 
+#include "../../include/linux/types.h"
+
 #define __rcu
 #define __read_mostly
 
 #define BITS_PER_LONG (sizeof(long) * 8)
 
-struct list_head {
-	struct list_head *next, *prev;
-};
-
 static inline void INIT_LIST_HEAD(struct list_head *list)
 {
 	list->next = list;
@@ -22,7 +20,6 @@ typedef struct {
 
 #define uninitialized_var(x) x = x
 
-typedef unsigned gfp_t;
 #include <linux/gfp.h>
 
 #endif