Re: interrupt counts

Linus Torvalds (torvalds@cs.helsinki.fi)
Mon, 19 Aug 1996 09:41:49 +0300 (EET DST)

Messages sorted by: [ date ][ thread ][ subject ][ author ]
Next message: Harald Kirsch: "SCHED_FIFO: sleep times longer than expected (2nd post)"

On Mon, 19 Aug 1996, Jon Lewis wrote:
>
> Just out of curiosity, what's going to happen in about 2 months when my
> irq 11 counter hits 4294967296? Will it happily wrap, or are things
> likely to get upset?

It will happily wrap. The kernel doesn't actually _use_ the interrupt counts
for anything, they are there only for statistics.

Linus

Next message: Harald Kirsch: "SCHED_FIFO: sleep times longer than expected (2nd post)"