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    SubjectRe: [PATCH v2 13/29] arch: add split IPC system calls where needed
    On Fri, Jan 18, 2019 at 05:18:19PM +0100, Arnd Bergmann wrote:
    > The IPC system call handling is highly inconsistent across architectures,
    > some use sys_ipc, some use separate calls, and some use both. We also
    > have some architectures that require passing IPC_64 in the flags, and
    > others that set it implicitly.
    >
    > For the additon of a y2083 safe semtimedop() system call, I chose to only

    It's not critical, but there are two typos in that line:
    additon -> addition
    2083 -> 2038

    Gabriel

    > support the separate entry points, but that requires first supporting
    > the regular ones with their own syscall numbers.
    >
    > The IPC_64 is now implied by the new semctl/shmctl/msgctl system
    > calls even on the architectures that require passing it with the ipc()
    > multiplexer.
    >
    > I'm not adding the new semtimedop() or semop() on 32-bit architectures,
    > those will get implemented using the new semtimedop_time64() version
    > that gets added along with the other time64 calls.
    > Three 64-bit architectures (powerpc, s390 and sparc) get semtimedop().
    >
    > Signed-off-by: Arnd Bergmann <arnd@arndb.de>

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