On Tue, Jan 21, 2025 at 09:31:25PM +0800, Zhao Liu wrote: > On Tue, Jan 21, 2025 at 10:06:50AM +0800, Tao Su wrote: > > Date: Tue, 21 Jan 2025 10:06:50 +0800 > > From: Tao Su <tao1...@linux.intel.com> > > Subject: [PATCH 4/4] docs: Add GNR, SRF and CWF CPU models > > X-Mailer: git-send-email 2.34.1 > > > > Update GraniteRapids, SierraForest and ClearwaterForest CPU models in > > section "Preferred CPU models for Intel x86 hosts". > > > > Also introduce bhi-no, gds-no and rfds-no in doc. > > > > Suggested-by: Zhao Liu <zhao1....@intel.com> > > Signed-off-by: Tao Su <tao1...@linux.intel.com> > > --- > > docs/system/cpu-models-x86.rst.inc | 42 ++++++++++++++++++++++++++++++ > > 1 file changed, 42 insertions(+) > > [snip] > > > +``bhi-no`` > > + Recommended to inform that the guest that the host is ``not`` > > s/inform that the guest/inform the guest/ > > > + vulnerable to CVE-2022-0001, Branch History Injection (BHI). > > + > > + This too is an MSR feature, so it does not show up in the Linux > > s/This too is an/This is also an/ > > > + ``/proc/cpuinfo`` in the host or guest. > > + > > + It should only be enabled for VMs if the host reports > > + ``BHI: Not affected`` in the > > + ``/sys/devices/system/cpu/vulnerabilities/spectre_v2`` file. > > + > > +``gds-no`` > > + Recommended to inform that the guest that the host is ``not`` > > + vulnerable to CVE-2022-40982, Gather Data Sampling (GDS). > > s/inform that the guest/inform the guest/ > > > + This too is an MSR feature, so it does not show up in the Linux > > + ``/proc/cpuinfo`` in the host or guest. > > s/This too is an/This is also an/ > > > + It should only be enabled for VMs if the host reports ``Not affected`` > > + in the ``/sys/devices/system/cpu/vulnerabilities/gather_data_sampling`` > > + file. > > + > > +``rfds-no`` > > + Recommended to inform that the guest that the host is ``not`` > > + vulnerable to CVE-2023-28746, Register File Data Sampling (RFDS). > > ditto. > > > + This too is an MSR feature, so it does not show up in the Linux > > + ``/proc/cpuinfo`` in the host or guest. > > ditto. > > > + It should only be enabled for VMs if the host reports ``Not affected`` > > + in the ``/sys/devices/system/cpu/vulnerabilities/reg_file_data_sampling`` > > + file. > > > > Preferred CPU models for AMD x86 hosts > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > > Thanks very much! With nits fixed :-), > > Reviewed-by: Zhao Liu <zhao1....@intel.com> > >
Thanks for the suggestion, the description is better with these changes. >
