Re: Timer queues: Which one should I use...

Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Next message: Alan Cox: "Re: arch/i386 bugs (?)"
Previous message: Alan Cox: "Re: Timer queues: Which one should I use..."
In reply to: Nick Evgenev: "Re: cyrix 6x86 and ne2000 driver problem"

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 6 May 1997 23:30:30 +0100 (BST)

> David and others have observed that under heavy load a ZIP drive can
> cause systems to freeze. The ppa adapter doesn't generate an interrupt,

Can you not get the thing to give you an interrupt does it not waggle paper
out or ack or anything useful ?

> so the driver must simulate interrupts using task queues. There are two
> basic choices: tq_scheduler and tq_timer.

Or add_timer() a timer of your own.

Alan