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| author | Vasily Gorbik <gor@linux.ibm.com> | 2020-09-16 14:00:18 +0300 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2023-02-28 15:19:06 +0300 |
| commit | 9b5c37bbf659fe4edb4804bc0aa99840d6798878 (patch) | |
| tree | ceb46719d97221c6d90e376c3e687ac0dbc111ec /arch/s390 | |
| parent | e688c6255b742428ea8fa7e4fb8181a6135205e9 (diff) | |
| download | linux-9b5c37bbf659fe4edb4804bc0aa99840d6798878.tar.xz | |
s390/decompressor: add link map saving
Produce arch/s390/boot/vmlinux.map link map for the decompressor, when
CONFIG_VMLINUX_MAP option is enabled.
Link map is quite useful during making kernel changes related to how
the decompressor is composed and debugging linker scripts.
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/boot/Makefile | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/boot/Makefile b/arch/s390/boot/Makefile index 47a397da0498..cebd4ca16916 100644 --- a/arch/s390/boot/Makefile +++ b/arch/s390/boot/Makefile @@ -52,6 +52,8 @@ targets += vmlinux.bin.zst info.bin syms.bin vmlinux.syms $(obj-all) OBJECTS := $(addprefix $(obj)/,$(obj-y)) OBJECTS_ALL := $(addprefix $(obj)/,$(obj-all)) +clean-files += vmlinux.map + quiet_cmd_section_cmp = SECTCMP $* define cmd_section_cmp s1=`$(OBJDUMP) -t -j "$*" "$<" | sort | \ @@ -71,7 +73,7 @@ $(obj)/bzImage: $(obj)/vmlinux $(obj)/section_cmp.boot.data $(obj)/section_cmp.b $(obj)/section_cmp%: vmlinux $(obj)/vmlinux FORCE $(call if_changed,section_cmp) -LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup --build-id=sha1 -T +LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup $(if $(CONFIG_VMLINUX_MAP),-Map=$(obj)/vmlinux.map) --build-id=sha1 -T $(obj)/vmlinux: $(obj)/vmlinux.lds $(OBJECTS_ALL) FORCE $(call if_changed,ld) |