Messages in this thread | | | Date | Fri, 18 Jul 1997 23:51:48 -0700 (PDT) | From | "Mr. James W. Laferriere Network Engineer" <> | Subject | Re: 2.0.30 serial.c, ppp.c and pppd-2.2 questions |
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Hello Bill & Rob,
On Fri, 18 Jul 1997, Bill Hawes wrote: > Rob Riggs wrote: > > In serial.c's receive_char() interrupt handler we read a > > char from the UART then just drop it if the flip buffer > > is full. > > I asked about this a while back, and the reply was that the flip buffer > is not supposed to ever fill up. The flip buffer is flipped on the > jiffy clock (e.g. 100 Hz), so it should handle serial rates far in > excess of 64kbps without filling.
Would this also be a kicker if somenoe had a 2.2Mb/s Sync card ? Or am I just seeing flying things thru the swamp gas? ;-)
> The present code does appear to have some bugs if it fills -- look > closely at the logic for handling overrun indications. But if it never > fills, fixing things is not a priority. > > -Bill Tia, JimL +-----------------------------------------------------------------------+ | James W. Laferriere - Network Engineer - babydr@nwrain.net | | System Techniques - 25416 - 22nd S. - Kent, WA 98032 | | Give me VMS -or- Give me Linux -but- only on AXP | +-----------------------------------------------------------------------+ |-> Linux-Vax Port, Now in Progress !YAY! there's Progress To Report <-| |-> Please See http://ucnet.canberra.edu.au/~mikal/vaxlinux/home.html <-| |-> Maintainer: Michael Still mikal@blitzen.canberra.edu.au <-| +-----------------------------------------------------------------------+
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