diff options
| author | Vineet Gupta <vgupta@synopsys.com> | 2016-09-13 02:50:50 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2016-10-01 00:48:19 +0300 |
| commit | 94f4fb0841bfa5c1088a1b3a879a65bdd675ecd2 (patch) | |
| tree | dd237a8e66238f0607ba946b9a3cf65bcbc7e8db /arch/arc | |
| parent | e0d5321faca1133cbb34a3a780d62a3a0814b6dc (diff) | |
| download | linux-94f4fb0841bfa5c1088a1b3a879a65bdd675ecd2.tar.xz | |
ARC: module: support R_ARC_32_PCREL relocation
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/elf.h | 3 | ||||
| -rw-r--r-- | arch/arc/kernel/module.c | 6 |
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/arc/include/asm/elf.h b/arch/arc/include/asm/elf.h index 51a99e25fe33..7096f97a1434 100644 --- a/arch/arc/include/asm/elf.h +++ b/arch/arc/include/asm/elf.h @@ -23,8 +23,7 @@ /* ARC Relocations (kernel Modules only) */ #define R_ARC_32 0x4 #define R_ARC_32_ME 0x1B -#define R_ARC_S25H_PCREL 0x10 -#define R_ARC_S25W_PCREL 0x11 +#define R_ARC_32_PCREL 0x31 /*to set parameters in the core dumps */ #define ELF_ARCH EM_ARCOMPACT diff --git a/arch/arc/kernel/module.c b/arch/arc/kernel/module.c index 376e04622962..576a238434a1 100644 --- a/arch/arc/kernel/module.c +++ b/arch/arc/kernel/module.c @@ -106,10 +106,12 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, */ relo_type = ELF32_R_TYPE(rel_entry[i].r_info); - if (likely(R_ARC_32_ME == relo_type)) + if (likely(R_ARC_32_ME == relo_type)) /* ME ( S + A ) */ arc_write_me((unsigned short *)location, relocation); - else if (R_ARC_32 == relo_type) + else if (R_ARC_32 == relo_type) /* ( S + A ) */ *((Elf32_Addr *) location) = relocation; + else if (R_ARC_32_PCREL == relo_type) /* ( S + A ) - PDATA ) */ + *((Elf32_Addr *) location) = relocation - location; else goto relo_err; |