Without MMU, we cannot mark memory regions as read-only.
* ldso/ldso/dl-elf.c (_dl_protect_relro): Do nothing if
__ARCH_USE_MMU__ is defined.
Signed-off-by: Christophe Lyon <christophe.l...@st.com>
diff --git a/ldso/ldso/dl-elf.c b/ldso/ldso/dl-elf.c
index d264e6a..1768b5b 100644
--- a/ldso/ldso/dl-elf.c
+++ b/ldso/ldso/dl-elf.c
@@ -117,6 +117,7 @@ int _dl_unmap_cache(void)
void
_dl_protect_relro (struct elf_resolve *l)
{
+#ifdef __ARCH_USE_MMU__
ElfW(Addr) base = (ElfW(Addr)) DL_RELOC_ADDR(l->loadaddr,
l->relro_addr);
ElfW(Addr) start = (base & PAGE_ALIGN);
ElfW(Addr) end = ((base + l->relro_size) & PAGE_ALIGN);
@@ -126,6 +127,7 @@ _dl_protect_relro (struct elf_resolve *l)
_dl_dprintf(2, "%s: cannot apply additional memory protection
after relocation", l->libname);
_dl_exit(0);
}
+#endif
}
/* This function's behavior must exactly match that
--
2.6.3
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