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    SubjectRe: [PATCH v2 0/3] KVM: SVM: Fix GATag bug for >256 vCPUs
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    On 2/7/2023 7:21 AM, Sean Christopherson wrote:
    > Fix a bug in KVM's use of the GATag where it unintentionally drops a bit
    > from vCPU IDs greater than 255 and as a result wakes the wrong vCPU.
    >
    > Suravee and/or Alejandro, can you give this proper testing? It's compile
    > tested only at this point. I'll do basic testing before officially
    > applying, but AFAIK I don't have access to x2AVIC hardware, nor do I have
    > a ready-to-go configuration to properly exercise this code.
    >
    > Thanks!
    >
    > Sean Christopherson (2):
    > KVM: SVM: Fix a benign off-by-one bug in AVIC physical table mask
    > KVM: SVM: WARN if GATag generation drops VM or vCPU ID information
    >
    > Suravee Suthikulpanit (1):
    > KVM: SVM: Modify AVIC GATag to support max number of 512 vCPUs
    >
    > arch/x86/include/asm/svm.h | 12 +++++++-----
    > arch/x86/kvm/svm/avic.c | 37 ++++++++++++++++++++++++++++---------
    > 2 files changed, 35 insertions(+), 14 deletions(-)
    >
    >
    > base-commit: 32e69f232db4ca11f26e5961daeff93906ce232f

    For the series:

    Tested-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>

    Thanks,
    Suravee

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