diff options
Diffstat (limited to 'arch/s390/kernel/machine_kexec_file.c')
-rw-r--r-- | arch/s390/kernel/machine_kexec_file.c | 44 |
1 files changed, 3 insertions, 41 deletions
diff --git a/arch/s390/kernel/machine_kexec_file.c b/arch/s390/kernel/machine_kexec_file.c index 48cab9600ed9..42c23a5c8229 100644 --- a/arch/s390/kernel/machine_kexec_file.c +++ b/arch/s390/kernel/machine_kexec_file.c @@ -290,7 +290,7 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi, const Elf_Shdr *symtab) { Elf_Rela *relas; - int i; + int i, r_type; relas = (void *)pi->ehdr + relsec->sh_offset; @@ -324,46 +324,8 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi, addr = section->sh_addr + relas[i].r_offset; - switch (ELF64_R_TYPE(relas[i].r_info)) { - case R_390_8: /* Direct 8 bit. */ - *(u8 *)loc = val; - break; - case R_390_12: /* Direct 12 bit. */ - *(u16 *)loc &= 0xf000; - *(u16 *)loc |= val & 0xfff; - break; - case R_390_16: /* Direct 16 bit. */ - *(u16 *)loc = val; - break; - case R_390_20: /* Direct 20 bit. */ - *(u32 *)loc &= 0xf00000ff; - *(u32 *)loc |= (val & 0xfff) << 16; /* DL */ - *(u32 *)loc |= (val & 0xff000) >> 4; /* DH */ - break; - case R_390_32: /* Direct 32 bit. */ - *(u32 *)loc = val; - break; - case R_390_64: /* Direct 64 bit. */ - *(u64 *)loc = val; - break; - case R_390_PC16: /* PC relative 16 bit. */ - *(u16 *)loc = (val - addr); - break; - case R_390_PC16DBL: /* PC relative 16 bit shifted by 1. */ - *(u16 *)loc = (val - addr) >> 1; - break; - case R_390_PC32DBL: /* PC relative 32 bit shifted by 1. */ - *(u32 *)loc = (val - addr) >> 1; - break; - case R_390_PC32: /* PC relative 32 bit. */ - *(u32 *)loc = (val - addr); - break; - case R_390_PC64: /* PC relative 64 bit. */ - *(u64 *)loc = (val - addr); - break; - default: - break; - } + r_type = ELF64_R_TYPE(relas[i].r_info); + arch_kexec_do_relocs(r_type, loc, val, addr); } return 0; } |