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    SubjectRe: [PATCH v4 0/7] kernel tinification: optionally compile out splice family of syscalls (splice, vmsplice, tee and sendfile)
    David Miller <davem@davemloft.net> writes:

    > From: ebiederm@xmission.com (Eric W. Biederman)
    > Date: Tue, 25 Nov 2014 13:16:44 -0600
    >
    >> David Miller <davem@davemloft.net> writes:
    >>
    >>> From: josh@joshtriplett.org
    >>> Date: Tue, 25 Nov 2014 10:53:10 -0800
    >>>
    >>>> It's not a "slippery slope"; it's been our standard practice for ages.
    >>>
    >>> We've never put an entire class of generic system calls behind
    >>> a config option.
    >>
    >> CONFIG_SYSVIPC has been in the kernel as long as I can remember.
    >>
    >> I seem to remember a plan to remove that code once userspace had
    >> finished migrating to more unixy interfaces to ipc. But in 20 years
    >> that migration does does not seem to have finished, or even look
    >> like it ever will.
    >>
    >> But if we started a slippery slope it was long long ago.
    >
    > Fair enough.
    >
    > Would be amusing if these tiny systems have it enabled.

    It would.

    In practice when I was playing in that space I had a hard time
    justifying CONFIG_NET and CONFIG_INET. Despite writing a network
    bootloader to use with kexec.

    Eric


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