Re: [PATCH v3 01/13] x86/retpoline: Add initial retpoline support

[Borislav Petkov]

On Fri, Jan 05, 2018 at 10:00:19PM +0000, Woodhouse, David wrote:
> OK, this one looks saner, and I think I've tested all the 32/64 bit

Dunno, I think Brian's suggestion will make this even simpler:

ALTERNATIVE(NOP, K8: lfence)
ALTERNATIVE(jmp indirect, RETPOLINE: jmp thunk)

Hmm?

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