Peter Zijlstra f43b9876e8 x86/retbleed: Add fine grained Kconfig knobs ...

Do fine-grained Kconfig for all the various retbleed parts.

NOTE: if your compiler doesn't support return thunks this will
silently 'upgrade' your mitigation to IBPB, you might not like this.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>

2022-06-29 17:43:41 +02:00

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