[PATCH] elf: Always define elf_addr_t in linux/elf.h

Define elf_addr_t in linux/elf.h.  The size of the type is determined using
ELF_CLASS.  This allows us to remove the defines that today are spread all
over .c and .h files.

Signed-off-by: Magnus Damm <magnus@valinux.co.jp>
Cc: Daniel Jacobowitz <drow@false.org>
Cc: Roland McGrath <roland@redhat.com>
Cc: Jakub Jelinek <jakub@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/ia64/ia32/ia32priv.h

@@ -330,8 +330,6 @@ struct old_linux32_dirent {
 void ia64_elf32_init(struct pt_regs *regs);
 #define ELF_PLAT_INIT(_r, load_addr)	ia64_elf32_init(_r)
 
-#define elf_addr_t	u32
-
 /* This macro yields a bitmask that programs can use to figure out
    what instruction set this CPU supports.  */
 #define ELF_HWCAP	0

arch/mips/kernel/binfmt_elfn32.c

@@ -90,7 +90,6 @@ struct elf_prpsinfo32
 	char	pr_psargs[ELF_PRARGSZ];	/* initial part of arg list */
 };
 
-#define elf_addr_t	u32
 #define elf_caddr_t	u32
 #define init_elf_binfmt init_elfn32_binfmt
 

arch/mips/kernel/binfmt_elfo32.c

@@ -92,7 +92,6 @@ struct elf_prpsinfo32
 	char	pr_psargs[ELF_PRARGSZ];	/* initial part of arg list */
 };
 
-#define elf_addr_t	u32
 #define elf_caddr_t	u32
 #define init_elf_binfmt init_elf32_binfmt
 

arch/mips/kernel/irixelf.c

@@ -52,10 +52,6 @@ static struct linux_binfmt irix_format = {
 	irix_core_dump, PAGE_SIZE
 };
 
-#ifndef elf_addr_t
-#define elf_addr_t unsigned long
-#endif
-
 #ifdef DEBUG
 /* Debugging routines. */
 static char *get_elf_p_type(Elf32_Word p_type)

arch/parisc/kernel/binfmt_elf32.c

@@ -75,7 +75,6 @@ struct elf_prpsinfo32
 	char	pr_psargs[ELF_PRARGSZ];	/* initial part of arg list */
 };
 
-#define elf_addr_t	unsigned int
 #define init_elf_binfmt init_elf32_binfmt
 
 #define ELF_PLATFORM  ("PARISC32\0")

arch/s390/kernel/binfmt_elf32.c

@@ -176,7 +176,6 @@ struct elf_prpsinfo32
 
 #include <linux/highuid.h>
 
-#define elf_addr_t	u32
 /*
 #define init_elf_binfmt init_elf32_binfmt
 */

arch/sparc64/kernel/binfmt_elf32.c

@@ -141,7 +141,6 @@ cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value)
 	value->tv_sec = jiffies / HZ;
 }
 
-#define elf_addr_t	u32
 #undef start_thread
 #define start_thread start_thread32
 #define init_elf_binfmt init_elf32_binfmt

arch/x86_64/ia32/ia32_binfmt.c

@@ -305,8 +305,6 @@ MODULE_AUTHOR("Eric Youngdale, Andi Kleen");
 #undef MODULE_DESCRIPTION
 #undef MODULE_AUTHOR
 
-#define elf_addr_t __u32
-
 static void elf32_init(struct pt_regs *);
 
 #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1

fs/binfmt_elf.c

@@ -47,10 +47,6 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs);
 static int load_elf_library(struct file *);
 static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int);
 
-#ifndef elf_addr_t
-#define elf_addr_t unsigned long
-#endif
-
 /*
  * If we don't support core dumping, then supply a NULL so we
  * don't even try.

fs/binfmt_elf_fdpic.c

@@ -40,9 +40,6 @@
 #include <asm/pgalloc.h>
 
 typedef char *elf_caddr_t;
-#ifndef elf_addr_t
-#define elf_addr_t unsigned long
-#endif
 
 #if 0
 #define kdebug(fmt, ...) printk("FDPIC "fmt"\n" ,##__VA_ARGS__ )

include/asm-powerpc/elf.h

@@ -124,12 +124,10 @@ typedef elf_greg_t32 elf_gregset_t32[ELF_NGREG];
 # define ELF_DATA	ELFDATA2MSB
   typedef elf_greg_t64 elf_greg_t;
   typedef elf_gregset_t64 elf_gregset_t;
-# define elf_addr_t unsigned long
 #else
   /* Assumption: ELF_ARCH == EM_PPC and ELF_CLASS == ELFCLASS32 */
   typedef elf_greg_t32 elf_greg_t;
   typedef elf_gregset_t32 elf_gregset_t;
-# define elf_addr_t __u32
 #endif /* ELF_ARCH */
 
 /* Floating point registers */

include/linux/elf.h

@@ -358,6 +358,7 @@ extern Elf32_Dyn _DYNAMIC [];
 #define elfhdr		elf32_hdr
 #define elf_phdr	elf32_phdr
 #define elf_note	elf32_note
+#define elf_addr_t	Elf32_Off
 
 #else
 
@@ -365,6 +366,7 @@ extern Elf64_Dyn _DYNAMIC [];
 #define elfhdr		elf64_hdr
 #define elf_phdr	elf64_phdr
 #define elf_note	elf64_note
+#define elf_addr_t	Elf64_Off
 
 #endif