Re: Serial device with very large buffer

From: Pavel Machek (pavel@suse.cz)
Date: Fri Feb 09 2001 - 14:12:43 EST

  • Next message: Gérard Roudier: "Re: [PATCH] starfire reads irq before pci_enable_device."

    Hi!

    > > I also propose to increase the size of flip buffer to 640 bytes (so the
    > > flipping won't occur every time in the middle of the full buffer), however
    > > I understand that it's a rather drastic change for such a simple goal, and
    > > not everyone will agree that it's worth the trouble:
    >
    > Going to a 1K flip buffer would make sense IMHO for high speed devices too

    Actually bigger flipbufs are needed for highspeed serials and
    irda. Tytso received patch to make flipbuf size settable by the
    driver. (Setting it to 1K is not easy, you need to change allocation
    mechanism of buffers.)
                                                                    Pavel

    -- 
    I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care."
    Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    Please read the FAQ at http://www.tux.org/lkml/
    



    This archive was generated by hypermail 2b29 : Sat Feb 10 2001 - 04:43:15 EST