On Tue, Sep 08, 2020 at 07:42:12PM +0200, Jason A. Donenfeld wrote: > Are you prepared to track down all the MSRs that might maybe do > something naughty?
I'm not prepared - that's why this MSR filtering. To block *all* direct MSR accesses from userspace in the future. > Does `dd` warn when you run `dd if=/dev/zero of=/dev/sda`? Yah, because that's the same as bricking your hardware. Geez. > Probably not possible. Optimal values are related to the "silicon > lottery" that occurs when you buy a new CPU. Different optimal values > for different individual chips. Let's wait for what Srinivas finds out. I'd let Intel decide what they wanna do. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette