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-rw-r--r--include/linux/module.h6
-rw-r--r--include/uapi/linux/elf.h1
2 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/module.h b/include/linux/module.h
index f95ed243a4de..0c3207d26ac0 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -298,6 +298,8 @@ struct module_layout {
unsigned int text_size;
/* Size of RO section of the module (text+rodata) */
unsigned int ro_size;
+ /* Size of RO after init section */
+ unsigned int ro_after_init_size;
#ifdef CONFIG_MODULES_TREE_LOOKUP
struct mod_tree_node mtn;
@@ -765,12 +767,12 @@ extern int module_sysfs_initialized;
#ifdef CONFIG_DEBUG_SET_MODULE_RONX
extern void set_all_modules_text_rw(void);
extern void set_all_modules_text_ro(void);
-extern void module_enable_ro(const struct module *mod);
+extern void module_enable_ro(const struct module *mod, bool after_init);
extern void module_disable_ro(const struct module *mod);
#else
static inline void set_all_modules_text_rw(void) { }
static inline void set_all_modules_text_ro(void) { }
-static inline void module_enable_ro(const struct module *mod) { }
+static inline void module_enable_ro(const struct module *mod, bool after_init) { }
static inline void module_disable_ro(const struct module *mod) { }
#endif
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index cb4a72f888d5..70b172ba41ce 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -286,6 +286,7 @@ typedef struct elf64_phdr {
#define SHF_ALLOC 0x2
#define SHF_EXECINSTR 0x4
#define SHF_RELA_LIVEPATCH 0x00100000
+#define SHF_RO_AFTER_INIT 0x00200000
#define SHF_MASKPROC 0xf0000000
/* special section indexes */