Messages in this thread |  | | Subject | Re: [RFC 09/10] x86/enter: Create macros to restrict/unrestrict Indirect Branch Speculation | From | Mason <> | Date | Thu, 25 Jan 2018 17:19:04 +0100 |
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On 23/01/2018 10:30, David Woodhouse wrote:
> Skylake takes predictions from the generic branch target buffer when > the RSB underflows.
Adding LAKML.
AFAIU, some ARM Cortex cores have the same optimization. (A9 maybe, A17 probably, some recent 64-bit cores)
Are there software work-arounds for Spectre planned for arm32 and arm64?
Regards.
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