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    SubjectRe: [PATCH 4/4] add ksm kernel shared memory driver.
    Izik Eidus wrote:
    > Anthony, the biggest problem about madvice() is that it is a real
    > system call api, i wouldnt want in that stage of ksm commit into api
    > changes of linux...
    >
    > The ioctl itself is restricting, madvice is much more...,
    >
    > Can we draft this issue to after ksm is merged, and after all the big
    > new fetures that we want to add to ksm will be merge....
    > (then the api would be much more stable, and we will be able to ask
    > ppl in the list about changing of api, but for new driver that it yet
    > to be merged, it is kind of overkill to add api to linux)
    >
    > What do you think?

    You can't change ABIs after something is merged or you break userspace.
    So you need to figure out the right ABI first.

    Regards,

    Anthony Liguori



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