File xsa471-01.patch of Package xen.39862
# Commit 6a039b050071eba644ab414d76ac5d5fc9e067a5 # Date 2024-09-24 10:49:59 +0100 # Author Andrew Cooper <andrew.cooper3@citrix.com> # Committer Andrew Cooper <andrew.cooper3@citrix.com> x86/cpufeature: Reposition cpu_has_lfence_dispatch LFENCE_DISPATCH used to be a synthetic feature, but was given a real CPUID bit by AMD. The define wasn't moved when this was changed. Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com> Reviewed-by: Jan Beulich <jbeulich@suse.com> --- a/xen/include/asm-x86/cpufeature.h +++ b/xen/include/asm-x86/cpufeature.h @@ -139,6 +139,9 @@ #define cpu_has_hybrid boot_cpu_has(X86_FEATURE_HYBRID) #define cpu_has_arch_caps boot_cpu_has(X86_FEATURE_ARCH_CAPS) +/* CPUID level 0x80000021.eax */ +#define cpu_has_lfence_dispatch boot_cpu_has(X86_FEATURE_LFENCE_DISPATCH) + /* MSR_ARCH_CAPS */ #define cpu_has_rdcl_no boot_cpu_has(X86_FEATURE_RDCL_NO) #define cpu_has_eibrs boot_cpu_has(X86_FEATURE_EIBRS) @@ -160,7 +163,6 @@ #define cpu_has_arch_perfmon boot_cpu_has(X86_FEATURE_ARCH_PERFMON) #define cpu_has_cpuid_faulting boot_cpu_has(X86_FEATURE_CPUID_FAULTING) #define cpu_has_aperfmperf boot_cpu_has(X86_FEATURE_APERFMPERF) -#define cpu_has_lfence_dispatch boot_cpu_has(X86_FEATURE_LFENCE_DISPATCH) #define cpu_has_xen_lbr boot_cpu_has(X86_FEATURE_XEN_LBR) #define cpu_has_msr_tsc_aux (cpu_has_rdtscp || cpu_has_rdpid)
