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| author | Nicholas Piggin <npiggin@gmail.com> | 2016-08-24 14:29:21 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.com> | 2016-09-09 10:47:00 +0200 |
| commit | fbe6e37dab974dd0fc3660c001895f7bfd771c9a (patch) | |
| tree | b50892eb57f9e567e6f9293d1c1c6a7b94f3255f /Makefile | |
| parent | kbuild: allow archs to select link dead code/data elimination (diff) | |
| download | linux-fbe6e37dab974dd0fc3660c001895f7bfd771c9a.tar.xz linux-fbe6e37dab974dd0fc3660c001895f7bfd771c9a.zip | |
kbuild: add arch specific post-link Makefile
Allow architectures to create arch/xxx/Makefile.postlink with targets
for vmlinux, modules.ko, and clean, which will be invoked after final
linking of vmlinux and modules.
powerpc will use this to check vmlinux linker relocations for sanity,
and may use it to fix up alternate instruction patch branch addresses.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -957,9 +957,12 @@ endif include/generated/autoksyms.h: FORCE $(Q)$(CONFIG_SHELL) $(srctree)/scripts/adjust_autoksyms.sh true -# Final link of vmlinux - cmd_link-vmlinux = $(CONFIG_SHELL) $< $(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) -quiet_cmd_link-vmlinux = LINK $@ +ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(SRCARCH)/Makefile.postlink) + +# Final link of vmlinux with optional arch pass after final link + cmd_link-vmlinux = \ + $(CONFIG_SHELL) $< $(LD) $(LDFLAGS) $(LDFLAGS_vmlinux) ; \ + $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true) vmlinux: scripts/link-vmlinux.sh vmlinux_prereq $(vmlinux-deps) FORCE +$(call if_changed,link-vmlinux) @@ -1286,6 +1289,7 @@ $(clean-dirs): vmlinuxclean: $(Q)$(CONFIG_SHELL) $(srctree)/scripts/link-vmlinux.sh clean + $(Q)$(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) clean) clean: archclean vmlinuxclean |