Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild

* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild: (40 commits)
  kbuild: trivial fixes in Makefile
  kbuild: adding symbols in Kconfig and defconfig to TAGS
  kbuild: replace abort() with exit(1)
  kbuild: support for %.symtypes files
  kbuild: fix silentoldconfig recursion
  kbuild: add option for stripping modules while installing them
  kbuild: kill some false positives from modpost
  kbuild: export-symbol usage report generator
  kbuild: fix make -rR breakage
  kbuild: append -dirty for updated but uncommited changes
  kbuild: append git revision for all untagged commits
  kbuild: fix module.symvers parsing in modpost
  kbuild: ignore make's built-in rules & variables
  kbuild: bugfix with initramfs
  kbuild: modpost build fix
  kbuild: check license compatibility when building modules
  kbuild: export-type enhancement to modpost.c
  kbuild: add dependency on kernel.release to the package targets
  kbuild: `make kernelrelease' speedup
  kconfig: KCONFIG_OVERWRITECONFIG
  ...

1 files changed, 14 insertions, 6 deletions

diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 1b36ef18c48d..6084525f604b 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -63,12 +63,18 @@ enum symbol_type {
         S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING, S_OTHER
 };
 
+enum {
+        S_DEF_USER,             /* main user value */
+        S_DEF_AUTO,
+};
+
 struct symbol {
         struct symbol *next;
         char *name;
         char *help;
         enum symbol_type type;
-        struct symbol_value curr, user;
+        struct symbol_value curr;
+        struct symbol_value def[4];
         tristate visible;
         int flags;
         struct property *prop;
@@ -78,10 +84,7 @@ struct symbol {
 
 #define for_all_symbols(i, sym) for (i = 0; i < 257; i++) for (sym = symbol_hash[i]; sym; sym = sym->next) if (sym->type != S_OTHER)
 
-#define SYMBOL_YES              0x0001
-#define SYMBOL_MOD              0x0002
-#define SYMBOL_NO               0x0004
-#define SYMBOL_CONST            0x0007
+#define SYMBOL_CONST            0x0001
 #define SYMBOL_CHECK            0x0008
 #define SYMBOL_CHOICE           0x0010
 #define SYMBOL_CHOICEVAL        0x0020
@@ -90,10 +93,14 @@ struct symbol {
 #define SYMBOL_OPTIONAL         0x0100
 #define SYMBOL_WRITE            0x0200
 #define SYMBOL_CHANGED          0x0400
-#define SYMBOL_NEW              0x0800
 #define SYMBOL_AUTO             0x1000
 #define SYMBOL_CHECKED          0x2000
 #define SYMBOL_WARNED           0x8000
+#define SYMBOL_DEF              0x10000
+#define SYMBOL_DEF_USER         0x10000
+#define SYMBOL_DEF_AUTO         0x20000
+#define SYMBOL_DEF3             0x40000
+#define SYMBOL_DEF4             0x80000
 
 #define SYMBOL_MAXLENGTH        256
 #define SYMBOL_HASHSIZE         257
@@ -149,6 +156,7 @@ struct file *lookup_file(const char *name);
 
 extern struct symbol symbol_yes, symbol_no, symbol_mod;
 extern struct symbol *modules_sym;
+extern struct symbol *sym_defconfig_list;
 extern int cdebug;
 struct expr *expr_alloc_symbol(struct symbol *sym);
 struct expr *expr_alloc_one(enum expr_type type, struct expr *ce);