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Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 

Pull objtool fix from Ingo Molnar:
 "A single objtool fix: avoid silently broken ORC debuginfo builds and
  error out instead"

* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  objtool: Upgrade libelf-devel warning to error for CONFIG_ORC_UNWINDER
zero-colors
Linus Torvalds 2017-10-14 15:09:08 -04:00
parent be1f16ba35 3dd40cb320
commit a515d05e96
1 changed files with 5 additions and 1 deletions
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6
Makefile
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@ -933,7 +933,11 @@ ifdef CONFIG_STACK_VALIDATION
ifeq ($(has_libelf),1)
objtool_target := tools/objtool FORCE
else
$(warning "Cannot use CONFIG_STACK_VALIDATION, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
ifdef CONFIG_ORC_UNWINDER
$(error "Cannot generate ORC metadata for CONFIG_ORC_UNWINDER=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
else
$(warning "Cannot use CONFIG_STACK_VALIDATION=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
endif
SKIP_STACK_VALIDATION := 1
export SKIP_STACK_VALIDATION
endif