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    SubjectRe: [RFC/PATCH] revoke/frevoke system calls

    Edgar Toernig writes:
    > > Urgs, so any user may remove mappings from another process and
    > > let it crash?

    On 7/22/06, Albert Cahalan <> wrote:
    > Two good solutions come to mind:
    > a. substitute the zero page
    > b. make the mapping private and touch it as if C-O-W happened

    Actually, I think revokeat() and frevoke() should be consistent with
    mmap which will make a process go SIGBUS if it attempts to write to
    truncated shared mapping.

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      Last update: 2006-08-07 12:47    [W:0.020 / U:1.972 seconds]
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