Thread (180 messages) 180 messages, 16 authors, 2020-06-23

Re: Should SEV-ES #VC use IST? (Re: [PATCH] Allow RDTSC and RDTSCP from userspace)

From: Borislav Petkov <bp@alien8.de>
Date: 2020-06-23 16:14:02
Also in: kvm, lkml

On Tue, Jun 23, 2020 at 04:39:26PM +0100, Andrew Cooper wrote:
P.S. did you also hear that with Rowhammer, userspace has a nonzero
quantity of control over generating #MC, depending on how ECC is
configured on the platform.
Where does that #MC point to? Can it control for which address to flip
the bits for, i.e., make the #MC appear it has been generated for an
address in kernel space?

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help