Messages in this thread | | | Date | Tue, 7 Apr 2020 19:27:39 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH V2 9/9] x86/speculation: Remove all ANNOTATE_NOSPEC_ALTERNATIVE directives |
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On Tue, Apr 07, 2020 at 11:28:38AM -0500, Josh Poimboeuf wrote: > Again, we should warn on stack changes inside alternatives, and then > look at converting RSB and retpolines to use static branches so they > have deterministic stacks.
I don't think we need static brancher, we should just out-of-line the whole thing.
Let me sort this CFI error Thomas is getting and then I'll attempt a patch along the lines I outlined in earlier emails.
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