Commit 33bc25ea authored by Sam Ravnborg's avatar Sam Ravnborg

kbuild: Add target debug_kallsyms

From: Keith Owens <kaos@ocs.com.au>

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: default avatarKeith Owens <kaos@ocs.com.au>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
parent bd5bdd87
......@@ -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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