Re: Linux 2.2.18: /proc/apm slows system time (was: Linux 2.2.19pre3)

From: Matthias Andree (
Date: Sat Dec 30 2000 - 12:39:44 EST

On Sat, 30 Dec 2000, Alan Cox wrote:

> Looking at the one laptop with this problem I could acquire access to it seems
> that the box switches to SMM mode with interrupts disabled for several timer
> ticks. During this time the i2c bus is active and it appears to be having a
> slow polled conversation with the battery or something attached to the battery
> and monitoring it.
> Doing
> while { true }
> do
> cat /proc/apm
> done
> made the box visibly stall and jerk doing X operations

Alan, that's what I reported -- restricted to the system time -- two
days ago in <>. That mail is
also in my lk folder and has Received: headers, so you should
have got that mail as well; plus you got it as copy. Is there something
wrong with mail routing?

Matthias Andree
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

This archive was generated by hypermail 2b29 : Sun Dec 31 2000 - 21:00:14 EST