diff options
| -rw-r--r-- | ldso/ldso/ldso.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c index 71905b9c0..46b59a3b2 100644 --- a/ldso/ldso/ldso.c +++ b/ldso/ldso/ldso.c @@ -206,26 +206,15 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, unsigned long load_addr, if (dpnt->d_tag == DT_MIPS_SYMTABNO) app_tpnt->mips_symtabno = (unsigned long) dpnt->d_un.d_val; + /* Remember... DT_MIPS_RLD_MAP > DT_JMPREL. */ + if (dpnt->d_tag == DT_MIPS_RLD_MAP) { + *(ElfW(Addr) *)(dpnt->d_un.d_ptr) = (ElfW(Addr)) debug_addr; + } if (dpnt->d_tag > DT_JMPREL) { dpnt++; continue; } app_tpnt->dynamic_info[dpnt->d_tag] = dpnt->d_un.d_val; - - if (dpnt->d_tag == DT_DEBUG) { - /* Allow writing debug_addr into the - * .dynamic segment. Even though the - * program header is marked RWE, the - * kernel gives it to us rx. - */ - Elf32_Addr mpa = (ppnt->p_vaddr + app_tpnt->loadaddr) & ~(_dl_pagesize - 1); - Elf32_Word mps = ((ppnt->p_vaddr + app_tpnt->loadaddr) - mpa) + ppnt->p_memsz; - if (_dl_mprotect((void *)mpa, mps, PROT_READ | PROT_WRITE | PROT_EXEC)) { - SEND_STDERR("Couldn't mprotect .dynamic segment to rwx.\n"); - _dl_exit(0); - } - dpnt->d_un.d_val = (unsigned long) debug_addr; - } #else if (dpnt->d_tag > DT_JMPREL) { dpnt++; |