Re: Avoid speculative indirect calls in kernel

From: Alan Cox
Date: Sun Jan 07 2018 - 09:01:48 EST


> I disagree. When there are patches that slow execution down up to 30%,
> I want to be able to mark a binary as "trusted" so that I can run it

It's not a binary that is trusted - it's a binary in a given use case.
You could easily have the same binary being run in two situations on the
same box at the same time and run just one of them 'trusted'.