elf: use ELF_CORE_EFLAGS for kcore ELF header flags

ELF_CORE_EFLAGS is already used by the binfmt_elf coredumper to set correct
arch specific ELF header flags on coredumps.  Use it for kcore dumps as well.
At the moment, this affects the CRIS and the H8300 arch.

Signed-off-by: Edgar E. Iglesias <edgar@axis.com>
Cc: Mikael Starvik <starvik@axis.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index e78c81fcf547981f3aa99c7ebeca831af15e98f5..c2370c76fb711d6c7c32fba6ec34ffac437d7b65 100644 (file)
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -23,6 +23,10 @@
 
 #define CORE_STR "CORE"
 
+#ifndef ELF_CORE_EFLAGS
+#define ELF_CORE_EFLAGS        0
+#endif
+
 static int open_kcore(struct inode * inode, struct file * filp)
 {
        return capable(CAP_SYS_RAWIO) ? 0 : -EPERM;
@@ -164,11 +168,7 @@ static void elf_kcore_store_hdr(char *bufp, int nphdr, int dataoff)
        elf->e_entry    = 0;
        elf->e_phoff    = sizeof(struct elfhdr);
        elf->e_shoff    = 0;
-#if defined(CONFIG_H8300)
-       elf->e_flags    = ELF_FLAGS;
-#else
-       elf->e_flags    = 0;
-#endif
+       elf->e_flags    = ELF_CORE_EFLAGS;
        elf->e_ehsize   = sizeof(struct elfhdr);
        elf->e_phentsize= sizeof(struct elf_phdr);
        elf->e_phnum    = nphdr;

diff --git a/include/asm-h8300/elf.h b/include/asm-h8300/elf.h
index 26bfc7e641daf339b933c269526b98e984734120..a8b57d1f41286261434957bc408057b487628408 100644 (file)
--- a/include/asm-h8300/elf.h
+++ b/include/asm-h8300/elf.h
@@ -26,10 +26,10 @@ typedef unsigned long elf_fpregset_t;
 #define ELF_DATA       ELFDATA2MSB
 #define ELF_ARCH       EM_H8_300
 #if defined(__H8300H__)
-#define ELF_FLAGS       0x810000
+#define ELF_CORE_EFLAGS 0x810000
 #endif
 #if defined(__H8300S__)
-#define ELF_FLAGS       0x820000
+#define ELF_CORE_EFLAGS 0x820000
 #endif
 
 #define ELF_PLAT_INIT(_r)      _r->er1 = 0