Messages in this thread | | | Date | Thu, 4 Jan 2018 01:26:48 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: Avoid speculative indirect calls in kernel |
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On Wed, 3 Jan 2018, Linus Torvalds wrote: > On Wed, Jan 3, 2018 at 4:12 PM, Thomas Gleixner <tglx@linutronix.de> wrote: > > > > It should be a CPU_BUG bit as we have for the other mess. And that can be > > used for patching. > > That would definitely be the right approach. > > However, that's also probably quite challenging for the gcc option.
AFAICT, the thunk which GCC injects can be supplied to GCC, so it should be doable.
Thanks,
tglx
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