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openSUSE:Leap:15.5:Update
xen.14764
5e846cce-x86-HVM-fix-AMD-ECS-handling-for-Fam10...
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File 5e846cce-x86-HVM-fix-AMD-ECS-handling-for-Fam10.patch of Package xen.14764
# Commit 5d515b1c296ebad6889748ea1e49e063453216a3 # Date 2020-04-01 12:28:30 +0200 # Author Jan Beulich <jbeulich@suse.com> # Committer Jan Beulich <jbeulich@suse.com> x86/HVM: fix AMD ECS handling for Fam10 The involved comparison was, very likely inadvertently, converted from >= to > when making changes unrelated to the actual family range. Fixes: 9841eb71ea87 ("x86/cpuid: Drop a guests cached x86 family and model information") Signed-off-by: Jan Beulich <jbeulich@suse.com> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com> Reviewed-by: Paul Durrant <paul@xen.org> --- a/xen/arch/x86/hvm/ioreq.c +++ b/xen/arch/x86/hvm/ioreq.c @@ -1287,7 +1287,7 @@ struct hvm_ioreq_server *hvm_select_iore if ( CF8_ADDR_HI(cf8) && d->arch.cpuid->x86_vendor == X86_VENDOR_AMD && (x86_fam = get_cpu_family( - d->arch.cpuid->basic.raw_fms, NULL, NULL)) > 0x10 && + d->arch.cpuid->basic.raw_fms, NULL, NULL)) >= 0x10 && x86_fam < 0x17 ) { uint64_t msr_val;
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