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    SubjectRe: [patch] Re: setitimer lowlatency-2.2.13-A1 questions
    >On Mon, 6 Dec 1999, Andrea Arcangeli wrote:
    >
    >> For the ret to userspace case it could decrease a bit the bh latency
    ^^

    whoops I meant irq latency there.

    >> but it seems not a big issue, as right now a ret from syscall will act
    >> like while returning from an irq after the bottom half path.
    >
    >bh latency is important in some cases, and often we do not return to
    >userspace for millisecs (tens of millisecs in other cases). This might
    >even explain some of the TCP oddities.

    Yes, agreed.

    Andrea


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