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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2006-04-25 01:53:43 +0900
committerSam Ravnborg <sam@mars.ravnborg.org>2006-04-30 23:36:48 +0200
commitc8d8b837ebe4b4f11e1b0c4a2bdc358c697692ed (patch)
treeb93d91d94d8ec862534ba01200e0c02a83f7d928 /scripts/mod/modpost.h
parent543f2a3382bd7abd7380903518c61f00c7c87577 (diff)
downloadlinux-c8d8b837ebe4b4f11e1b0c4a2bdc358c697692ed.tar.bz2
kbuild: fix modpost segfault for 64bit mipsel kernel
64bit mips has different r_info layout. This patch fixes modpost segfault for 64bit little endian mips kernel. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/mod/modpost.h')
-rw-r--r--scripts/mod/modpost.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
index b14255c72a37..89b96c6d8ef5 100644
--- a/scripts/mod/modpost.h
+++ b/scripts/mod/modpost.h
@@ -39,6 +39,25 @@
#define ELF_R_TYPE ELF64_R_TYPE
#endif
+/* The 64-bit MIPS ELF ABI uses an unusual reloc format. */
+typedef struct
+{
+ Elf32_Word r_sym; /* Symbol index */
+ unsigned char r_ssym; /* Special symbol for 2nd relocation */
+ unsigned char r_type3; /* 3rd relocation type */
+ unsigned char r_type2; /* 2nd relocation type */
+ unsigned char r_type1; /* 1st relocation type */
+} _Elf64_Mips_R_Info;
+
+typedef union
+{
+ Elf64_Xword r_info_number;
+ _Elf64_Mips_R_Info r_info_fields;
+} _Elf64_Mips_R_Info_union;
+
+#define ELF64_MIPS_R_SYM(i) \
+ ((__extension__ (_Elf64_Mips_R_Info_union)(i)).r_info_fields.r_sym)
+
#if KERNEL_ELFDATA != HOST_ELFDATA
static inline void __endian(const void *src, void *dest, unsigned int size)