[PATCH] add EXPORT_SYMBOL_GPL_FUTURE()

This patch adds the ability to mark symbols that will be changed in the
future, so that kernel modules that don't include MODULE_LICENSE("GPL")
and use the symbols, will be flagged and printed out to the system log.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 47 insertions, 45 deletions

diff --git a/scripts/genksyms/keywords.c_shipped b/scripts/genksyms/keywords.c_shipped
index ee4647805c5..d8153f572e4 100644
--- a/scripts/genksyms/keywords.c_shipped
+++ b/scripts/genksyms/keywords.c_shipped
@@ -52,9 +52,9 @@ is_reserved_hash (register const char *str, register unsigned int len)
       71, 71, 71, 71, 71, 71, 71, 71, 71, 71,
       71, 71, 71, 71, 71, 71, 71, 71, 71, 71,
       71, 71, 71, 71, 71, 71, 71, 71, 71, 71,
-      71, 71, 71, 71, 71, 71, 71, 71, 71, 15,
-      71, 71, 71, 71, 71, 71, 15, 71, 71, 71,
-      10, 71, 71, 71, 71, 71, 71, 71, 71, 71,
+      71, 71, 71, 71, 71, 71, 71, 71, 71,  0,
+      71, 71, 71, 71, 71, 71, 35, 71, 71, 71,
+       5, 71, 71, 71, 71, 71, 71, 71, 71, 71,
       71, 71, 71, 71, 71,  0, 71,  0, 71,  5,
        5,  0, 10, 20, 71, 25, 71, 71, 20,  0,
       20, 30, 25, 71, 10,  5,  0, 20, 15, 71,
@@ -84,9 +84,9 @@ is_reserved_word (register const char *str, register unsigned int len)
 {
   enum
     {
-      TOTAL_KEYWORDS = 41,
+      TOTAL_KEYWORDS = 42,
       MIN_WORD_LENGTH = 3,
-      MAX_WORD_LENGTH = 17,
+      MAX_WORD_LENGTH = 24,
       MIN_HASH_VALUE = 3,
       MAX_HASH_VALUE = 70
     };
@@ -94,104 +94,105 @@ is_reserved_word (register const char *str, register unsigned int len)
   static const struct resword wordlist[] =
     {
       {""}, {""}, {""},
-#line 24 "scripts/genksyms/keywords.gperf"
+#line 25 "scripts/genksyms/keywords.gperf"
       {"asm", ASM_KEYW},
       {""},
-#line 7 "scripts/genksyms/keywords.gperf"
+#line 8 "scripts/genksyms/keywords.gperf"
       {"__asm", ASM_KEYW},
       {""},
-#line 8 "scripts/genksyms/keywords.gperf"
+#line 9 "scripts/genksyms/keywords.gperf"
       {"__asm__", ASM_KEYW},
       {""},
-#line 21 "scripts/genksyms/keywords.gperf"
+#line 22 "scripts/genksyms/keywords.gperf"
       {"_restrict", RESTRICT_KEYW},
-#line 50 "scripts/genksyms/keywords.gperf"
+#line 51 "scripts/genksyms/keywords.gperf"
       {"__typeof__", TYPEOF_KEYW},
-#line 9 "scripts/genksyms/keywords.gperf"
+#line 10 "scripts/genksyms/keywords.gperf"
       {"__attribute", ATTRIBUTE_KEYW},
-#line 11 "scripts/genksyms/keywords.gperf"
+#line 12 "scripts/genksyms/keywords.gperf"
       {"__const", CONST_KEYW},
-#line 10 "scripts/genksyms/keywords.gperf"
+#line 11 "scripts/genksyms/keywords.gperf"
       {"__attribute__", ATTRIBUTE_KEYW},
-#line 12 "scripts/genksyms/keywords.gperf"
+#line 13 "scripts/genksyms/keywords.gperf"
       {"__const__", CONST_KEYW},
-#line 16 "scripts/genksyms/keywords.gperf"
+#line 17 "scripts/genksyms/keywords.gperf"
       {"__signed__", SIGNED_KEYW},
-#line 42 "scripts/genksyms/keywords.gperf"
+#line 43 "scripts/genksyms/keywords.gperf"
       {"static", STATIC_KEYW},
       {""},
-#line 15 "scripts/genksyms/keywords.gperf"
+#line 16 "scripts/genksyms/keywords.gperf"
       {"__signed", SIGNED_KEYW},
-#line 30 "scripts/genksyms/keywords.gperf"
+#line 31 "scripts/genksyms/keywords.gperf"
       {"char", CHAR_KEYW},
       {""},
-#line 43 "scripts/genksyms/keywords.gperf"
+#line 44 "scripts/genksyms/keywords.gperf"
       {"struct", STRUCT_KEYW},
-#line 22 "scripts/genksyms/keywords.gperf"
-      {"__restrict__", RESTRICT_KEYW},
 #line 23 "scripts/genksyms/keywords.gperf"
+      {"__restrict__", RESTRICT_KEYW},
+#line 24 "scripts/genksyms/keywords.gperf"
       {"restrict", RESTRICT_KEYW},
-#line 33 "scripts/genksyms/keywords.gperf"
+#line 34 "scripts/genksyms/keywords.gperf"
       {"enum", ENUM_KEYW},
-#line 17 "scripts/genksyms/keywords.gperf"
+#line 18 "scripts/genksyms/keywords.gperf"
       {"__volatile", VOLATILE_KEYW},
-#line 34 "scripts/genksyms/keywords.gperf"
+#line 35 "scripts/genksyms/keywords.gperf"
       {"extern", EXTERN_KEYW},
-#line 18 "scripts/genksyms/keywords.gperf"
+#line 19 "scripts/genksyms/keywords.gperf"
       {"__volatile__", VOLATILE_KEYW},
-#line 37 "scripts/genksyms/keywords.gperf"
+#line 38 "scripts/genksyms/keywords.gperf"
       {"int", INT_KEYW},
-      {""},
-#line 31 "scripts/genksyms/keywords.gperf"
-      {"const", CONST_KEYW},
+#line 7 "scripts/genksyms/keywords.gperf"
+      {"EXPORT_SYMBOL_GPL_FUTURE", EXPORT_SYMBOL_KEYW},
 #line 32 "scripts/genksyms/keywords.gperf"
+      {"const", CONST_KEYW},
+#line 33 "scripts/genksyms/keywords.gperf"
       {"double", DOUBLE_KEYW},
       {""},
-#line 13 "scripts/genksyms/keywords.gperf"
+#line 14 "scripts/genksyms/keywords.gperf"
       {"__inline", INLINE_KEYW},
-#line 29 "scripts/genksyms/keywords.gperf"
+#line 30 "scripts/genksyms/keywords.gperf"
       {"auto", AUTO_KEYW},
-#line 14 "scripts/genksyms/keywords.gperf"
+#line 15 "scripts/genksyms/keywords.gperf"
       {"__inline__", INLINE_KEYW},
-#line 41 "scripts/genksyms/keywords.gperf"
+#line 42 "scripts/genksyms/keywords.gperf"
       {"signed", SIGNED_KEYW},
       {""},
-#line 46 "scripts/genksyms/keywords.gperf"
+#line 47 "scripts/genksyms/keywords.gperf"
       {"unsigned", UNSIGNED_KEYW},
       {""},
-#line 40 "scripts/genksyms/keywords.gperf"
+#line 41 "scripts/genksyms/keywords.gperf"
       {"short", SHORT_KEYW},
-#line 49 "scripts/genksyms/keywords.gperf"
+#line 50 "scripts/genksyms/keywords.gperf"
       {"typeof", TYPEOF_KEYW},
-#line 44 "scripts/genksyms/keywords.gperf"
+#line 45 "scripts/genksyms/keywords.gperf"
       {"typedef", TYPEDEF_KEYW},
-#line 48 "scripts/genksyms/keywords.gperf"
+#line 49 "scripts/genksyms/keywords.gperf"
       {"volatile", VOLATILE_KEYW},
       {""},
-#line 35 "scripts/genksyms/keywords.gperf"
+#line 36 "scripts/genksyms/keywords.gperf"
       {"float", FLOAT_KEYW},
       {""}, {""},
-#line 39 "scripts/genksyms/keywords.gperf"
+#line 40 "scripts/genksyms/keywords.gperf"
       {"register", REGISTER_KEYW},
-#line 47 "scripts/genksyms/keywords.gperf"
+#line 48 "scripts/genksyms/keywords.gperf"
       {"void", VOID_KEYW},
       {""},
-#line 36 "scripts/genksyms/keywords.gperf"
+#line 37 "scripts/genksyms/keywords.gperf"
       {"inline", INLINE_KEYW},
       {""},
 #line 5 "scripts/genksyms/keywords.gperf"
       {"EXPORT_SYMBOL", EXPORT_SYMBOL_KEYW},
       {""},
-#line 20 "scripts/genksyms/keywords.gperf"
+#line 21 "scripts/genksyms/keywords.gperf"
       {"_Bool", BOOL_KEYW},
       {""},
 #line 6 "scripts/genksyms/keywords.gperf"
       {"EXPORT_SYMBOL_GPL", EXPORT_SYMBOL_KEYW},
       {""}, {""}, {""}, {""}, {""}, {""},
-#line 38 "scripts/genksyms/keywords.gperf"
+#line 39 "scripts/genksyms/keywords.gperf"
       {"long", LONG_KEYW},
       {""}, {""}, {""}, {""}, {""},
-#line 45 "scripts/genksyms/keywords.gperf"
+#line 46 "scripts/genksyms/keywords.gperf"
       {"union", UNION_KEYW}
     };
 
diff --git a/scripts/genksyms/keywords.gperf b/scripts/genksyms/keywords.gperf
index b6bec765996..c75e0c8d8f0 100644
--- a/scripts/genksyms/keywords.gperf
+++ b/scripts/genksyms/keywords.gperf
@@ -4,6 +4,7 @@ struct resword { const char *name; int token; }
 %%
 EXPORT_SYMBOL, EXPORT_SYMBOL_KEYW
 EXPORT_SYMBOL_GPL, EXPORT_SYMBOL_KEYW
+EXPORT_SYMBOL_GPL_FUTURE, EXPORT_SYMBOL_KEYW
 __asm, ASM_KEYW
 __asm__, ASM_KEYW
 __attribute, ATTRIBUTE_KEYW