Re: [PATCH 7/8] x86/pv: disallow access to unknown MSRs

2020-08-18 Thread Andrew Cooper
On 17/08/2020 16:57, Roger Pau Monne wrote: > Change the catch-all behavior for MSR not explicitly handled. Instead > of allow full read-access to the MSR space and silently dropping > writes return an exception when the MSR is not explicitly handled. > > Signed-off-by: Roger Pau Monné Acked-by:

[PATCH 7/8] x86/pv: disallow access to unknown MSRs

2020-08-17 Thread Roger Pau Monne
Change the catch-all behavior for MSR not explicitly handled. Instead of allow full read-access to the MSR space and silently dropping writes return an exception when the MSR is not explicitly handled. Signed-off-by: Roger Pau Monné --- xen/arch/x86/pv/emul-priv-op.c | 18 ++ 1 f