Make it easier to generate maps for debugging kallsyms problems.
debug_kallsyms is only a debugging target so no help or silent mode.
Signed-off-by: Keith Owens <kaos@ocs.com.au>
Index: linux/Makefile
===================================================================
--- linux.orig/Makefile 2005-02-25 16:21:44.000000000 +1100
+++ linux/Makefile 2005-02-26 21:30:54.000000000 +1100
@@ -722,6 +722,16 @@ quiet_cmd_kallsyms = KSYM $@
# Needs to visit scripts/ before $(KALLSYMS) can be used.
$(KALLSYMS): scripts ;
+# Generate some data for debugging strange kallsyms problems
+debug_kallsyms: .tmp_map$(last_kallsyms)
+
+.tmp_map%: .tmp_vmlinux% FORCE
+ ($(OBJDUMP) -h $< | awk '/^ +[0-9]/{print $$4 " 0 " $$2}'; $(NM) $<) |
sort > $@
+
+.tmp_map3: .tmp_map2
+
+.tmp_map2: .tmp_map1
+
endif # ifdef CONFIG_KALLSYMS
# vmlinux image - including updated kernel symbols
-
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