objtool: Update Retpoline validation
authorPeter Zijlstra <peterz@infradead.org>
Tue, 14 Jun 2022 21:15:59 +0000 (23:15 +0200)
committerBorislav Petkov <bp@suse.de>
Mon, 27 Jun 2022 08:33:59 +0000 (10:33 +0200)
commit9bb2ec608a209018080ca262f771e6a9ff203b6f
treebe33da1675577b06894f7b15e7617cdd041afc49
parentbf5835bcdb9635c97f85120dba9bfa21e111130f
objtool: Update Retpoline validation

Update retpoline validation with the new CONFIG_RETPOLINE requirement of
not having bare naked RET instructions.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
arch/x86/include/asm/nospec-branch.h
arch/x86/mm/mem_encrypt_boot.S
arch/x86/xen/xen-head.S
tools/objtool/check.c