objtool: Upgrade libelf-devel warning to error for CONFIG_ORC_UNWINDER
With CONFIG_ORC_UNWINDER, if the user doesn't have libelf-devel installed, and they don't see the make warning, their ORC unwinder will be silently broken. Upgrade the warning to an error. Reported-and-tested-by:Borislav Petkov <bp@alien8.de> Signed-off-by:
Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/d9dfc39fb8240998820f9efb233d283a1ee96084.1507079417.git.jpoimboe@redhat.com Signed-off-by:
Ingo Molnar <mingo@kernel.org>
parent
d81fa669
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