diff options
Diffstat (limited to 'common/elf.c')
| -rw-r--r-- | common/elf.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/common/elf.c b/common/elf.c index ddf61c9..459cacf 100644 --- a/common/elf.c +++ b/common/elf.c @@ -30,6 +30,7 @@ static void __map_exec(struct tcb *t, vm_t bin, uint8_t ei_c, vm_t phstart, * filled with zeroes. */ /* TODO: in general, make this a low more clean. */ vm_t runner = phstart; + vmflags_t default_flags = VM_V | VM_R | VM_W | VM_X | VM_U; for (size_t i = 0; i < phnum; ++i, runner += phsize) { if (program_header_prop(ei_c, runner, p_type) != PT_LOAD) continue; @@ -37,15 +38,15 @@ static void __map_exec(struct tcb *t, vm_t bin, uint8_t ei_c, vm_t phstart, vm_t va = program_header_prop(ei_c, runner, p_vaddr); size_t vsz = program_header_prop(ei_c, runner, p_memsz); - vm_t start = alloc_fixed_region(&t->sp_r, va, vsz, &vsz); + vm_t start = alloc_fixed_region(&t->sp_r, va, vsz, &vsz, + default_flags); if (!start) return; /* out of memory or something */ uint8_t elf_flags = program_header_prop(ei_c, runner, p_flags); uint8_t uvflags = __elf_to_uvflags(elf_flags); - map_allocd_region(t->b_r, start, vsz, - VM_V | VM_X | VM_R | VM_W | VM_U); + map_allocd_region(t->b_r, start, vsz, default_flags); vm_t vo = bin + program_header_prop(ei_c, runner, p_offset); vm_t vfz = program_header_prop(ei_c, runner, p_filesz); |