Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  Kbuild: append missing-syscalls to the default target list
  genksyms: Regenerate lexer and parser
  genksyms: Do not expand internal types
  genksyms: Minor parser cleanup
  Makefile: remove a duplicated line
  fixdep: fix extraneous dependencies
  scripts/Makefile.build: do not reference EXTRA_CFLAGS as CFLAGS replacement
  kbuild: prevent make from deleting _shipped files
  kbuild: Do not delete empty files in make distclean

12 files changed, 404 insertions, 332 deletions

diff --git a/Kbuild b/Kbuild
index 2114113ceca2..4caab4f6cba7 100644
--- a/Kbuild
+++ b/Kbuild
@@ -88,11 +88,13 @@ $(obj)/$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s Kbuild
 # 3) Check for missing system calls
 #
 
+always += missing-syscalls
+targets += missing-syscalls
+
 quiet_cmd_syscalls = CALL    $<
       cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags)
 
-PHONY += missing-syscalls
-missing-syscalls: scripts/checksyscalls.sh FORCE
+missing-syscalls: scripts/checksyscalls.sh $(offsets-file) FORCE
         $(call cmd,syscalls)
 
 # Keep these two files during make clean
diff --git a/Makefile b/Makefile
index 07bc92544e9c..ed25c5b35470 100644
--- a/Makefile
+++ b/Makefile
@@ -983,7 +983,6 @@ archprepare: prepare1 scripts_basic
 
 prepare0: archprepare FORCE
         $(Q)$(MAKE) $(build)=.
-        $(Q)$(MAKE) $(build)=. missing-syscalls
 
 # All the preparing..
 prepare: prepare0
@@ -1198,7 +1197,7 @@ distclean: mrproper
         @find $(srctree) $(RCS_FIND_IGNORE) \
                 \( -name '*.orig' -o -name '*.rej' -o -name '*~' \
                 -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
-                -o -name '.*.rej' -o -size 0 \
+                -o -name '.*.rej' \
                 -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
                 -type f -print | xargs rm -f
 
@@ -1296,7 +1295,6 @@ help:
         @echo  '                2: warnings which occur quite often but may still be relevant'
         @echo  '                3: more obscure warnings, can most likely be ignored'
         @echo  '                Multiple levels can be combined with W=12 or W=123'
-        @echo  '  make RECORDMCOUNT_WARN=1 [targets] Warn about ignored mcount sections'
         @echo  ''
         @echo  'Execute "make" or "make all" to build all targets marked with [*] '
         @echo  'For further info see the ./README file'
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index a0fd5029cfe7..d2b366c16b64 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -46,7 +46,7 @@ include $(kbuild-file)
 # If the save-* variables changed error out
 ifeq ($(KBUILD_NOPEDANTIC),)
         ifneq ("$(save-cflags)","$(CFLAGS)")
-                $(error CFLAGS was changed in "$(kbuild-file)". Fix it to use EXTRA_CFLAGS)
+                $(error CFLAGS was changed in "$(kbuild-file)". Fix it to use ccflags-y)
         endif
 endif
 
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index aeea84a24836..5d986d9adf1b 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -167,6 +167,7 @@ ifdef REGENERATE_PARSERS
 quiet_cmd_gperf = GPERF $@
       cmd_gperf = gperf -t --output-file $@ -a -C -E -g -k 1,3,$$ -p -t $<
 
+.PRECIOUS: $(src)/%.hash.c_shipped
 $(src)/%.hash.c_shipped: $(src)/%.gperf
         $(call cmd,gperf)
 
@@ -177,6 +178,7 @@ LEX_PREFIX = $(if $(LEX_PREFIX_${baseprereq}),$(LEX_PREFIX_${baseprereq}),yy)
 quiet_cmd_flex = LEX     $@
       cmd_flex = flex -o$@ -L -P $(LEX_PREFIX) $<
 
+.PRECIOUS: $(src)/%.lex.c_shipped
 $(src)/%.lex.c_shipped: $(src)/%.l
         $(call cmd,flex)
 
@@ -187,12 +189,14 @@ YACC_PREFIX = $(if $(YACC_PREFIX_${baseprereq}),$(YACC_PREFIX_${baseprereq}),yy)
 quiet_cmd_bison = YACC    $@
       cmd_bison = bison -o$@ -t -l -p $(YACC_PREFIX) $<
 
+.PRECIOUS: $(src)/%.tab.c_shipped
 $(src)/%.tab.c_shipped: $(src)/%.y
         $(call cmd,bison)
 
 quiet_cmd_bison_h = YACC    $@
       cmd_bison_h = bison -o/dev/null --defines=$@ -t -l -p $(YACC_PREFIX) $<
 
+.PRECIOUS: $(src)/%.tab.h_shipped
 $(src)/%.tab.h_shipped: $(src)/%.y
         $(call cmd,bison_h)
 
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 291228e25984..cb1f50cf12e3 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -345,6 +345,7 @@ static void parse_dep_file(void *map, size_t len)
                 memcpy(s, m, p-m); s[p-m] = 0;
                 if (strrcmp(s, "include/generated/autoconf.h") &&
                     strrcmp(s, "arch/um/include/uml-config.h") &&
+                    strrcmp(s, "include/linux/kconfig.h") &&
                     strrcmp(s, ".ver")) {
                         /*
                          * Do not list the source file as dependency, so that
diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c
index 6d3fda0ce2ae..8a106499ec4f 100644
--- a/scripts/genksyms/genksyms.c
+++ b/scripts/genksyms/genksyms.c
@@ -40,7 +40,8 @@ static struct symbol *symtab[HASH_BUCKETS];
 static FILE *debugfile;
 
 int cur_line = 1;
-char *cur_filename;
+char *cur_filename, *source_file;
+int in_source_file;
 
 static int flag_debug, flag_dump_defs, flag_reference, flag_dump_types,
            flag_preserve, flag_warnings;
diff --git a/scripts/genksyms/genksyms.h b/scripts/genksyms/genksyms.h
index 7ec52ae3846a..3bffdcaaa274 100644
--- a/scripts/genksyms/genksyms.h
+++ b/scripts/genksyms/genksyms.h
@@ -37,6 +37,7 @@ enum symbol_status {
 struct string_list {
         struct string_list *next;
         enum symbol_type tag;
+        int in_source_file;
         char *string;
 };
 
@@ -57,7 +58,8 @@ typedef struct string_list **yystype;
 #define YYSTYPE yystype
 
 extern int cur_line;
-extern char *cur_filename;
+extern char *cur_filename, *source_file;
+extern int in_source_file;
 
 struct symbol *find_symbol(const char *name, enum symbol_type ns, int exact);
 struct symbol *add_symbol(const char *name, enum symbol_type type,
diff --git a/scripts/genksyms/lex.l b/scripts/genksyms/lex.l
index 400ae06a70df..f770071719cb 100644
--- a/scripts/genksyms/lex.l
+++ b/scripts/genksyms/lex.l
@@ -116,6 +116,7 @@ MC_TOKEN		([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>)
                           cur_node->tag =                                  \
                             find_symbol(cur_node->string, SYM_ENUM_CONST, 1)?\
                             SYM_ENUM_CONST : SYM_NORMAL ;                  \
+                          cur_node->in_source_file = in_source_file;       \
                         } while (0)
 
 #define APP             _APP(yytext, yyleng)
@@ -166,6 +167,13 @@ repeat:
       cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1);