[OLK-6.6] Backport patches of turin readiness · Pull Request !18276 · openEuler/kernel

Turin readiness patches for openEuler 6.6 kernel:

KVM: SEV-ES: Prevent MSR access post VMSA encryption
KVM: SEV-ES: Disallow SEV-ES guests when X86_FEATURE_LBRV is absent
KVM: SEV-ES: Delegate LBR virtualization to the processor
x86/cpu/intel: Switch to new Intel CPU model defines
arch/x86: Remove now superfluous sentinel elem from ctl_table arrays
x86/split_lock: Move Split and Bus lock code to a dedicated file
x86/bus_lock: Add support for AMD
cpufreq: amd-pstate: Unify computation of {max,min,nominal,lowest_nonlinear}_freq
cpufreq: amd-pstate: Add quirk for the pstate CPPC capabilities missing
cpufreq: amd-pstate: switch boot_cpu_has() to cpu_feature_enabled()
cpufreq: amd-pstate: enable shared memory type CPPC by default
amd-pstate: Switch to amd-pstate by default on some Server platforms
perf/amd/ibs: Remove IBS{FETCH|OP}_CONFIG_MASK macros
perf/amd/ibs: Remove pointless sample period check
perf/amd/ibs: Fix ->config to sample period calculation for OP PMU
perf/amd/ibs: Fix perf_ibs_op.cnt_mask for CurCnt
perf/amd/ibs: Don't allow freq mode event creation through ->config interface
perf/amd/ibs: Add PMU specific minimum period
perf/amd/ibs: Add ->check_period() callback
perf/amd/ibs: Ceil sample_period to min_period
perf/amd/ibs: Add support for OP Load Latency Filtering
perf/amd/ibs: Update DTLB/PageSize decode logic
perf amd ibs: Sync arch/x86/include/asm/amd-ibs.h header with the kernel
x86/bugs: Rename entry_ibpb() to write_ibpb()
x86/bugs: Use SBPB in write_ibpb() if applicable
x86/bugs: Fix RSB clearing in indirect_branch_prediction_barrier()
x86/bugs: Don't fill RSB on VMEXIT with eIBRS+retpoline
x86/bugs: Don't fill RSB on context switch with eIBRS
x86/bugs: Add RSB mitigation document
x86/cpu/amd: Fix workaround for erratum 1054
KVM: Introduce KVM_SET_USER_MEMORY_REGION2
fs: Rename anon_inode_getfile_secure() and anon_inode_getfd_secure()
KVM: Drop superfluous _KVM_VCPU_MULTIPLE_ADDRESS_SPACE macro
KVM: x86: Disallow hugepages when memory attributes are mixed
x86/cpu/intel: Drop stray FAM6 check with new Intel CPU model defines
perf/core: Export perf_exclude_event()
perf/x86: Relax privilege filter restriction on AMD IBS
perf/x86: Check data address for IBS software filter
perf/amd/ibs: Prevent leaking sensitive data to userspace

Unit test Results:

[root@volcano9f8e-hostos perf]# ./perf record -a -e ibs_op/ldlat=128/ -- sleep 5
[ perf record: Woken up 1 times to write data ]
[ perf record: Captured and wrote 48.025 MB perf.data (742821 samples) ]
[root@volcano9f8e-hostos perf]#

[root@volcano9f8e-hostos perf]# cat /sys/devices/system/cpu/cpu0/acpi_cppc/lowest_freq
1200
[root@volcano9f8e-hostos perf]# cat /sys/devices/system/cpu/cpu0/acpi_cppc/nominal_freq
2700

GVPopenEuler/kernel

搜索帮助

GVP openEuler/kernel