3 files changed, 11 insertions, 4 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 4a50ba8002e9..beba5ba0fd97 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -4110,6 +4110,7 @@ void vma_pgtable_walk_begin(struct vm_area_struct *vma);
 void vma_pgtable_walk_end(struct vm_area_struct *vma);
 
 int reserve_mem_find_by_name(const char *name, phys_addr_t *start, phys_addr_t *size);
+int reserve_mem_release_by_name(const char *name);
 
 #ifdef CONFIG_64BIT
 int do_mseal(unsigned long start, size_t len_in, unsigned long flags);
diff --git a/include/linux/module.h b/include/linux/module.h
index d9a5183a9fe7..d94b196d5a34 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -771,6 +771,8 @@ static inline bool is_livepatch_module(struct module *mod)
 
 void set_module_sig_enforced(void);
 
+void module_for_each_mod(int(*func)(struct module *mod, void *data), void *data);
+
 #else /* !CONFIG_MODULES... */
 
 static inline struct module *__module_address(unsigned long addr)
@@ -878,6 +880,10 @@ static inline bool module_is_coming(struct module *mod)
 {
 	return false;
 }
+
+static inline void module_for_each_mod(int(*func)(struct module *mod, void *data), void *data)
+{
+}
 #endif /* CONFIG_MODULES */
 
 #ifdef CONFIG_SYSFS
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 17fbb7855295..56e27263acf8 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -92,10 +92,10 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k
 struct trace_buffer *__ring_buffer_alloc_range(unsigned long size, unsigned flags,
 					       int order, unsigned long start,
 					       unsigned long range_size,
+					       unsigned long scratch_size,
 					       struct lock_class_key *key);
 
-bool ring_buffer_last_boot_delta(struct trace_buffer *buffer, long *text,
-				 long *data);
+void *ring_buffer_meta_scratch(struct trace_buffer *buffer, unsigned int *size);
 
 /*
  * Because the ring buffer is generic, if other users of the ring buffer get
@@ -113,11 +113,11 @@ bool ring_buffer_last_boot_delta(struct trace_buffer *buffer, long *text,
  * traced by ftrace, it can produce lockdep warnings. We need to keep each
  * ring buffer's lock class separate.
  */
-#define ring_buffer_alloc_range(size, flags, order, start, range_size)	\
+#define ring_buffer_alloc_range(size, flags, order, start, range_size, s_size)	\
 ({									\
 	static struct lock_class_key __key;				\
 	__ring_buffer_alloc_range((size), (flags), (order), (start),	\
-				  (range_size), &__key);		\
+				  (range_size), (s_size), &__key);	\
 })
 
 typedef bool (*ring_buffer_cond_fn)(void *data);