5 files changed, 18 insertions, 80 deletions
diff --git a/arch/powerpc/include/asm/a.out.h b/arch/powerpc/include/asm/a.out.h
deleted file mode 100644
index 89cead6b176..00000000000
--- a/arch/powerpc/include/asm/a.out.h
+++ /dev/null
@@ -1,20 +0,0 @@
-#ifndef _ASM_POWERPC_A_OUT_H
-#define _ASM_POWERPC_A_OUT_H
-
-struct exec
-{
-	unsigned long a_info;	/* Use macros N_MAGIC, etc for access */
-	unsigned a_text;	/* length of text, in bytes */
-	unsigned a_data;	/* length of data, in bytes */
-	unsigned a_bss;		/* length of uninitialized data area for file, in bytes */
-	unsigned a_syms;	/* length of symbol table data in file, in bytes */
-	unsigned a_entry;	/* start address */
-	unsigned a_trsize;	/* length of relocation info for text, in bytes */
-	unsigned a_drsize;	/* length of relocation info for data, in bytes */
-};
-
-#define N_TRSIZE(a)	((a).a_trsize)
-#define N_DRSIZE(a)	((a).a_drsize)
-#define N_SYMSIZE(a)	((a).a_syms)
-
-#endif /* _ASM_POWERPC_A_OUT_H */
diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h
index 80d1f399ee5..64c6ee22eef 100644
--- a/arch/powerpc/include/asm/elf.h
+++ b/arch/powerpc/include/asm/elf.h
@@ -409,6 +409,13 @@ do {									\
 /* Keep this the last entry.  */
 #define R_PPC64_NUM		107
 
+/* There's actually a third entry here, but it's unused */
+struct ppc64_opd_entry
+{
+	unsigned long funcaddr;
+	unsigned long r2;
+};
+
 #ifdef  __KERNEL__
 
 #ifdef CONFIG_SPU_BASE
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h
index baf318aec53..6fbce725c71 100644
--- a/arch/powerpc/include/asm/sections.h
+++ b/arch/powerpc/include/asm/sections.h
@@ -2,6 +2,8 @@
 #define _ASM_POWERPC_SECTIONS_H
 #ifdef __KERNEL__
 
+#include <linux/elf.h>
+#include <linux/uaccess.h>
 #include <asm-generic/sections.h>
 
 #ifdef __powerpc64__
@@ -23,7 +25,15 @@ static inline int overlaps_kernel_text(unsigned long start, unsigned long end)
 }
 
 #undef dereference_function_descriptor
-void *dereference_function_descriptor(void *);
+static inline void *dereference_function_descriptor(void *ptr)
+{
+	struct ppc64_opd_entry *desc = ptr;
+	void *p;
+
+	if (!probe_kernel_address(&desc->funcaddr, p))
+		ptr = p;
+	return ptr;
+}
 
 #endif
 
diff --git a/arch/powerpc/include/asm/siginfo.h b/arch/powerpc/include/asm/siginfo.h
index 12f1bce037b..49495b0534e 100644
--- a/arch/powerpc/include/asm/siginfo.h
+++ b/arch/powerpc/include/asm/siginfo.h
@@ -15,11 +15,6 @@
 
 #include <asm-generic/siginfo.h>
 
-/*
- * SIGTRAP si_codes
- */
-#define TRAP_BRANCH	(__SI_FAULT|3)	/* process taken branch trap */
-#define TRAP_HWBKPT	(__SI_FAULT|4)	/* hardware breakpoint or watchpoint */
 #undef NSIGTRAP
 #define NSIGTRAP	4
 
diff --git a/arch/powerpc/include/asm/statfs.h b/arch/powerpc/include/asm/statfs.h
index 67024026c10..5244834583a 100644
--- a/arch/powerpc/include/asm/statfs.h
+++ b/arch/powerpc/include/asm/statfs.h
@@ -1,60 +1,6 @@
 #ifndef _ASM_POWERPC_STATFS_H
 #define _ASM_POWERPC_STATFS_H
 
-/* For ppc32 we just use the generic definitions, not so simple on ppc64 */
-
-#ifndef __powerpc64__
 #include <asm-generic/statfs.h>
-#else
-
-#ifndef __KERNEL_STRICT_NAMES
-#include <linux/types.h>
-typedef __kernel_fsid_t	fsid_t;
-#endif
-
-/*
- * We're already 64-bit, so duplicate the definition
- */
-struct statfs {
-	long f_type;
-	long f_bsize;
-	long f_blocks;
-	long f_bfree;
-	long f_bavail;
-	long f_files;
-	long f_ffree;
-	__kernel_fsid_t f_fsid;
-	long f_namelen;
-	long f_frsize;
-	long f_spare[5];
-};
-
-struct statfs64 {
-	long f_type;
-	long f_bsize;
-	long f_blocks;
-	long f_bfree;
-	long f_bavail;
-	long f_files;
-	long f_ffree;
-	__kernel_fsid_t f_fsid;
-	long f_namelen;
-	long f_frsize;
-	long f_spare[5];
-};
 
-struct compat_statfs64 {
-	__u32 f_type;
-	__u32 f_bsize;
-	__u64 f_blocks;
-	__u64 f_bfree;
-	__u64 f_bavail;
-	__u64 f_files;
-	__u64 f_ffree;
-	__kernel_fsid_t f_fsid;
-	__u32 f_namelen;
-	__u32 f_frsize;
-	__u32 f_spare[5];
-};
-#endif /* ! __powerpc64__ */
 #endif