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lowpriorityscore=0 adultscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611060013 X-purgate-ID: tlsNG-ebf023/1793936213-51ED6B50-C215CC60/0/0 X-purgate-type: clean X-purgate-size: 2547 X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Thu, Nov 05, 2026 at 05:13:50PM -0500, Jason Andryuk wrote: > On 2026-11-04 20:33, dmukhin@ford.com wrote: > > From: Denis Mukhin > > > > Report SVM AVIC support from CPUID Fn8000000A_EDX[X2AVIC](bit 18). > > > > Signed-off-by: Denis Mukhin > > --- > > xen/arch/x86/hvm/svm/svm.c | 1 + > > xen/arch/x86/include/asm/hvm/svm.h | 2 ++ > > 2 files changed, 3 insertions(+) > > > > diff --git a/xen/arch/x86/hvm/svm/svm.c b/xen/arch/x86/hvm/svm/svm.c > > index cf008a8acdf2..db81dad4b681 100644 > > --- a/xen/arch/x86/hvm/svm/svm.c > > +++ b/xen/arch/x86/hvm/svm/svm.c > > @@ -2457,6 +2457,7 @@ static void __init print_svm_features(void) > > P(cpu_has_svm_vnmi, "Virtual NMI"); > > P(cpu_has_svm_bus_lock, "Bus Lock Filter"); > > P(cpu_has_svm_avic, "Advanced Virtual Interrupt Controller"); > > + P(cpu_has_svm_x2avic, "x2 Advanced Virtual Interrupt Controller"); > > Sorry, this ... > > > #undef P > > if ( !printed ) > > diff --git a/xen/arch/x86/include/asm/hvm/svm.h b/xen/arch/x86/include/asm/hvm/svm.h > > index 0fc33f41b09d..292a9ee19b11 100644 > > --- a/xen/arch/x86/include/asm/hvm/svm.h > > +++ b/xen/arch/x86/include/asm/hvm/svm.h > > @@ -36,6 +36,7 @@ extern u32 svm_feature_flags; > > #define SVM_FEATURE_AVIC 13 /* Advanced Virtual Interrupt Controller */ > > #define SVM_FEATURE_VLOADSAVE 15 /* virtual vmload/vmsave */ > > #define SVM_FEATURE_VGIF 16 /* Virtual GIF */ > > +#define SVM_FEATURE_X2AVIC 18 /* x2 Advanced Virtual Interrupt Controller */ > > #define SVM_FEATURE_SSS 19 /* NPT Supervisor Shadow Stacks */ > > #define SVM_FEATURE_SPEC_CTRL 20 /* MSR_SPEC_CTRL virtualisation */ > > #define SVM_FEATURE_VNMI 25 /* Virtual NMI */ > > @@ -57,6 +58,7 @@ static inline bool cpu_has_svm_feature(unsigned int feat) > > #define cpu_has_pause_thresh cpu_has_svm_feature(SVM_FEATURE_PAUSETHRESH) > > #define cpu_has_tsc_ratio cpu_has_svm_feature(SVM_FEATURE_TSCRATEMSR) > > #define cpu_has_svm_avic cpu_has_svm_feature(SVM_FEATURE_AVIC) > > +#define cpu_has_svm_x2avic cpu_has_svm_feature(SVM_FEATURE_X2AVIC) > > ... and this is mostly ordered by feature number. Maybe add an pre-req > patch to sort them, and then re-do patch 2 and this patch to insert in > feature order? Will do. > > Re-ordered (for both patches): > > Reviewed-by: Jason Andryuk > > Thanks, > Jason >