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

* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes:
  kbuild: fix kbuild.txt typos
  kbuild: print usage with no arguments in scripts/config
  Revert "kbuild: strip generated symbols from *.ko"

1 files changed, 13 insertions, 8 deletions

diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 9275812..ad2434b 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -130,9 +130,18 @@ static int read_symbol(FILE *in, struct sym_entry *s)
 static int symbol_valid(struct sym_entry *s)
 {
 	/* Symbols which vary between passes.  Passes 1 and 2 must have
-	 * identical symbol lists.
+	 * identical symbol lists.  The kallsyms_* symbols below are only added
+	 * after pass 1, they would be included in pass 2 when --all-symbols is
+	 * specified so exclude them to get a stable symbol list.
 	 */
 	static char *special_symbols[] = {
+		"kallsyms_addresses",
+		"kallsyms_num_syms",
+		"kallsyms_names",
+		"kallsyms_markers",
+		"kallsyms_token_table",
+		"kallsyms_token_index",
+
 	/* Exclude linker generated symbols which vary between passes */
 		"_SDA_BASE_",		/* ppc */
 		"_SDA2_BASE_",		/* ppc */
@@ -164,9 +173,7 @@ static int symbol_valid(struct sym_entry *s)
 	}
 
 	/* Exclude symbols which vary between passes. */
-	if (strstr((char *)s->sym + offset, "_compiled.") ||
-	    strncmp((char*)s->sym + offset, "__compound_literal.", 19) == 0 ||
-	    strncmp((char*)s->sym + offset, "__compound_literal$", 19) == 0)
+	if (strstr((char *)s->sym + offset, "_compiled."))
 		return 0;
 
 	for (i = 0; special_symbols[i]; i++)
@@ -543,10 +550,8 @@ int main(int argc, char **argv)
 		usage();
 
 	read_map(stdin);
-	if (table_cnt) {
-		sort_symbols();
-		optimize_token_table();
-	}
+	sort_symbols();
+	optimize_token_table();
 	write_src();
 
 	return 0;