[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Serial Latency Issues, Baud Rate Affects Buffering
On Friday 09 January 2004 14:53, you wrote:
> Note the "to see if we should force DMA to flush" in the help text,
> which make it consistent with the code - "we should" is only true
> if no data has been received since the last check.
> You could modify force_eop_if_needed() I guess, but I wouldn't recommend
I had already tested adding FLUSH_EOP() to force_eop_if_needed() prior to
receiveing this message. It definately improved the latency :-)
Is the only drawback performance? Or am I going to have "other" problems?
> Not any more, it's implemented in the 2.4.22 kernel along with other
I'll give 2.4.22 a shot.
Is the 2.4.22 on your website different from the official sources from
Thanks for your help,
Senior Member Research Staff
Institute for Scientific Research (ISR), Inc.
119 Roush Circle
Industrial Park Road
Fairmont, WV 26554
Voice: 304-368-9300 x219