Re: LILO and serial speeds over 9600

From: James Sutherland (
Date: Mon Feb 12 2001 - 18:35:00 EST

On Mon, 12 Feb 2001, H. Peter Anvin wrote:

> Alan Cox wrote:
> >
> > > > Explain 'controlled buffer overrun'.
> > >
> > > That's probably the ability to send new data even if there's unacked old
> > > data (e.g. because the receiver can't keep up or because we've had losses).
> >
> > Well let me see, the typical window on the other end of the connection if
> > its a normal PC class host will be 32K. I think that should be sufficient.
> Depends on what the client can handle. For the kernel, that might be
> true, but for example a boot loader may only have a few K worth of buffer
> space.

Fortunately, the bulky stuff (printk's from the booting kernel) will be
going from the boot loader to the server, and should be buffered there
OK until they can be processed. Only the stuff sent to the client will
need buffering, and that should be simple keystrokes...


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This archive was generated by hypermail 2b29 : Thu Feb 15 2001 - 21:00:20 EST