diff options
Diffstat (limited to 'arch/s390/kernel/module.c')
| -rw-r--r-- | arch/s390/kernel/module.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c index adf3796f4dab..f1b35dcdf3eb 100644 --- a/arch/s390/kernel/module.c +++ b/arch/s390/kernel/module.c @@ -147,6 +147,7 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, Elf_Rela *rela; char *strings; int nrela, i, j; + struct module_memory *mod_mem; /* Find symbol table and string table. */ symtab = NULL; @@ -194,14 +195,15 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, /* Increase core size by size of got & plt and set start offsets for got and plt. */ - me->core_layout.size = ALIGN(me->core_layout.size, 4); - me->arch.got_offset = me->core_layout.size; - me->core_layout.size += me->arch.got_size; - me->arch.plt_offset = me->core_layout.size; + mod_mem = &me->mem[MOD_TEXT]; + mod_mem->size = ALIGN(mod_mem->size, 4); + me->arch.got_offset = mod_mem->size; + mod_mem->size += me->arch.got_size; + me->arch.plt_offset = mod_mem->size; if (me->arch.plt_size) { if (IS_ENABLED(CONFIG_EXPOLINE) && !nospec_disable) me->arch.plt_size += PLT_ENTRY_SIZE; - me->core_layout.size += me->arch.plt_size; + mod_mem->size += me->arch.plt_size; } return 0; } @@ -325,7 +327,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, case R_390_GOTPLT64: /* 64 bit offset to jump slot. */ case R_390_GOTPLTENT: /* 32 bit rel. offset to jump slot >> 1. */ if (info->got_initialized == 0) { - Elf_Addr *gotent = me->core_layout.base + + Elf_Addr *gotent = me->mem[MOD_TEXT].base + me->arch.got_offset + info->got_offset; @@ -350,7 +352,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, rc = apply_rela_bits(loc, val, 0, 64, 0, write); else if (r_type == R_390_GOTENT || r_type == R_390_GOTPLTENT) { - val += (Elf_Addr) me->core_layout.base - loc; + val += (Elf_Addr) me->mem[MOD_TEXT].base - loc; rc = apply_rela_bits(loc, val, 1, 32, 1, write); } break; @@ -366,7 +368,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, char *plt_base; char *ip; - plt_base = me->core_layout.base + me->arch.plt_offset; + plt_base = me->mem[MOD_TEXT].base + me->arch.plt_offset; ip = plt_base + info->plt_offset; *(int *)insn = 0x0d10e310; /* basr 1,0 */ *(int *)&insn[4] = 0x100c0004; /* lg 1,12(1) */ @@ -396,7 +398,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, val - loc + 0xffffUL < 0x1ffffeUL) || (r_type == R_390_PLT32DBL && val - loc + 0xffffffffULL < 0x1fffffffeULL))) - val = (Elf_Addr) me->core_layout.base + + val = (Elf_Addr) me->mem[MOD_TEXT].base + me->arch.plt_offset + info->plt_offset; val += rela->r_addend - loc; @@ -418,7 +420,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, case R_390_GOTOFF32: /* 32 bit offset to GOT. */ case R_390_GOTOFF64: /* 64 bit offset to GOT. */ val = val + rela->r_addend - - ((Elf_Addr) me->core_layout.base + me->arch.got_offset); + ((Elf_Addr) me->mem[MOD_TEXT].base + me->arch.got_offset); if (r_type == R_390_GOTOFF16) rc = apply_rela_bits(loc, val, 0, 16, 0, write); else if (r_type == R_390_GOTOFF32) @@ -428,7 +430,7 @@ static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, break; case R_390_GOTPC: /* 32 bit PC relative offset to GOT. */ case R_390_GOTPCDBL: /* 32 bit PC rel. off. to GOT shifted by 1. */ - val = (Elf_Addr) me->core_layout.base + me->arch.got_offset + + val = (Elf_Addr) me->mem[MOD_TEXT].base + me->arch.got_offset + rela->r_addend - loc; if (r_type == R_390_GOTPC) rc = apply_rela_bits(loc, val, 1, 32, 0, write); @@ -536,7 +538,7 @@ int module_finalize(const Elf_Ehdr *hdr, !nospec_disable && me->arch.plt_size) { unsigned int *ij; - ij = me->core_layout.base + me->arch.plt_offset + + ij = me->mem[MOD_TEXT].base + me->arch.plt_offset + me->arch.plt_size - PLT_ENTRY_SIZE; ij[0] = 0xc6000000; /* exrl %r0,.+10 */ ij[1] = 0x0005a7f4; /* j . */ |