Merge tag 'kbuild-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild updates from Masahiro Yamada:

 - Add generic support for built-in boot DTB files

 - Enable TAB cycling for dialog buttons in nconfig

 - Fix issues in streamline_config.pl

 - Refactor Kconfig

 - Add support for Clang's AutoFDO (Automatic Feedback-Directed
   Optimization)

 - Add support for Clang's Propeller, a profile-guided optimization.

 - Change the working directory to the external module directory for M=
   builds

 - Support building external modules in a separate output directory

 - Enable objtool for *.mod.o and additional kernel objects

 - Use lz4 instead of deprecated lz4c

 - Work around a performance issue with "git describe"

 - Refactor modpost

* tag 'kbuild-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (85 commits)
  kbuild: rename .tmp_vmlinux.kallsyms0.syms to .tmp_vmlinux0.syms
  gitignore: Don't ignore 'tags' directory
  kbuild: add dependency from vmlinux to resolve_btfids
  modpost: replace tdb_hash() with hash_str()
  kbuild: deb-pkg: add python3:native to build dependency
  genksyms: reduce indentation in export_symbol()
  modpost: improve error messages in device_id_check()
  modpost: rename alias symbol for MODULE_DEVICE_TABLE()
  modpost: rename variables in handle_moddevtable()
  modpost: move strstarts() to modpost.h
  modpost: convert do_usb_table() to a generic handler
  modpost: convert do_of_table() to a generic handler
  modpost: convert do_pnp_device_entry() to a generic handler
  modpost: convert do_pnp_card_entries() to a generic handler
  modpost: call module_alias_printf() from all do_*_entry() functions
  modpost: pass (struct module *) to do_*_entry() functions
  modpost: remove DEF_FIELD_ADDR_VAR() macro
  modpost: deduplicate MODULE_ALIAS() for all drivers
  modpost: introduce module_alias_printf() helper
  modpost: remove unnecessary check in do_acpi_entry()
  ...

1 files changed, 19 insertions, 2 deletions

diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
index ada3a36cc4bc..49848fcbe2a1 100644
--- a/scripts/mod/modpost.h
+++ b/scripts/mod/modpost.h
@@ -67,6 +67,8 @@
 
 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
 
+#define strstarts(str, prefix) (strncmp(str, prefix, strlen(prefix)) == 0)
+
 struct buffer {
 	char *p;
 	int pos;
@@ -79,6 +81,22 @@ buf_printf(struct buffer *buf, const char *fmt, ...);
 void
 buf_write(struct buffer *buf, const char *s, int len);
 
+/**
+ * struct module_alias - auto-generated MODULE_ALIAS()
+ *
+ * @node: linked to module::aliases
+ * @str: a string for MODULE_ALIAS()
+ */
+struct module_alias {
+	struct list_head node;
+	char str[];
+};
+
+/**
+ * struct module - represent a module (vmlinux or *.ko)
+ *
+ * @aliases: list head for module_aliases
+ */
 struct module {
 	struct list_head list;
 	struct list_head exported_symbols;
@@ -89,12 +107,12 @@ struct module {
 	bool seen;
 	bool has_init;
 	bool has_cleanup;
-	struct buffer dev_table_buf;
 	char	     srcversion[25];
 	// Missing namespace dependencies
 	struct list_head missing_namespaces;
 	// Actual imported namespaces
 	struct list_head imported_namespaces;
+	struct list_head aliases;
 	char name[];
 };
 
@@ -170,7 +188,6 @@ Elf_Sym *symsearch_find_nearest(struct elf_info *elf, Elf_Addr addr,
 /* file2alias.c */
 void handle_moddevtable(struct module *mod, struct elf_info *info,
 			Elf_Sym *sym, const char *symname);
-void add_moddevtable(struct buffer *buf, struct module *mod);
 
 /* sumversion.c */
 void get_src_version(const char *modname, char sum[], unsigned sumlen);