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    SubjectRe: [Qemu-devel] [RFC] Next gen kvm api
    On 02/03/2012 12:07 PM, Eric Northup wrote:
    > On Thu, Feb 2, 2012 at 8:09 AM, Avi Kivity<> wrote:
    > [...]
    >> Moving to syscalls avoids these problems, but introduces new ones:
    >> - adding new syscalls is generally frowned upon, and kvm will need several
    >> - syscalls into modules are harder and rarer than into core kernel code
    >> - will need to add a vcpu pointer to task_struct, and a kvm pointer to
    >> mm_struct
    > - Lost a good place to put access control (permissions on /dev/kvm)
    > for which user-mode processes can use KVM.
    > How would the ability to use sys_kvm_* be regulated?

    Why should it be regulated?

    It's not a finite or privileged resource.


    Anthony Liguori


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