Peter Zijlstra 89bc853eae objtool: Find unused ENDBR instructions ... Find all ENDBR instructions which are never referenced and stick them in a section such that the kernel can poison them, sealing the functions from ever being an indirect call target. This removes about 1-in-4 ENDBR instructions. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Link: https://lore.kernel.org/r/20220308154319.763643193@infradead.org		2022-03-15 10:32:47 +01:00
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objtool	objtool: Find unused ENDBR instructions	2022-03-15 10:32:47 +01:00