Re: [PATCH 13/15] x86/fsgsbase/64: With FSGSBASE, compare GS bases on paranoid_entry
Date
Tue, 20 Mar 2018 17:03:46 +0000
On 3/20/18, 07:58, "Andy Lutomirski" <luto@kernel.org> wrote: > The original version of these patches (mine and Andi’s) didn’t have > this comparison, didn’t need RDMSR, and didn’t allow malicious user To be clear, RDMSR is not needed (with FSGSBASE)