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    SubjectRe: [PATCH 0/6] KVM: SVM: Wrap access to intercept masks into functions
    On Tue, Nov 30, 2010 at 06:03:55PM +0100, Joerg Roedel wrote:
    > Hi Avi, Hi Marcelo,
    >
    > this patchset wraps the access to the intercept vectors in the VMCB into
    > specific functions. There are two reasons for this:
    >
    > 1) In the nested-svm code the effective intercept masks are
    > calculated from the host and the guest intercept masks.
    > Whenever KVM changes the host intercept mask while the VCPU
    > is in guest-mode the effective intercept masks need to be
    > re-calculated. This is nicely wrapped into these functions
    > now and makes the code more robust.
    >
    > 2) These changes make the implementation of the upcoming
    > vmcb-clean-bits feature easier and also more robust (which
    > was the main reason for writing this patchset).
    >
    > These patches were developed on-top of the patch-set I sent yesterday. I
    > tested these patches with various guests (Windows-64, Linux 32,32e and
    > 64 as well as with nested-svm).
    >
    > Regards,
    >
    > Joerg
    >
    > Summary:
    >
    > arch/x86/include/asm/svm.h | 44 +++--
    > arch/x86/kvm/svm.c | 391 ++++++++++++++++++++++++--------------------
    > 2 files changed, 241 insertions(+), 194 deletions(-)
    >
    > Joerg Roedel (6):
    > KVM: SVM: Add function to recalculate intercept masks
    > KVM: SVM: Add manipulation functions for CRx intercepts
    > KVM: SVM: Add manipulation functions for DRx intercepts
    > KVM: SVM: Add manipulation functions for exception intercepts
    > KVM: SVM: Add manipulation functions for misc intercepts
    > KVM: SVM: Use get_host_vmcb function in svm_get_msr for TSC

    Applied, thanks.



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