modules: add ro_after_init support

Add ro_after_init support for modules by adding a new page-aligned section
in the module layout (after rodata) for ro_after_init data and enabling RO
protection for that section after module init runs.

Signed-off-by: Jessica Yu <jeyu@redhat.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index 5c2bc1052691..8bbe50704621 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -309,7 +309,7 @@ static int klp_write_object_relocations(struct module *pmod,
                         break;
         }
 
-        module_enable_ro(pmod);
+        module_enable_ro(pmod, true);
         return ret;
 }