Makefile 578 B

12345678910111213141516171819
  1. # SPDX-License-Identifier: GPL-2.0
  2. KASAN_SANITIZE := n
  3. targets += trampoline_$(BITS).o purgatory.ro
  4. # When profile-guided optimization is enabled, llvm emits two different
  5. # overlapping text sections, which is not supported by kexec. Remove profile
  6. # optimization flags.
  7. KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
  8. LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined
  9. $(obj)/purgatory.ro: $(obj)/trampoline_$(BITS).o FORCE
  10. $(call if_changed,ld)
  11. $(obj)/kexec-purgatory.o: $(obj)/purgatory.ro
  12. obj-y += kexec-purgatory.o