Re: jiffies

[Vinod Pathangay <vinod@xxxxxxxxxxxxxxxxxxx>]

just to get some facts...

the timer var is updated by the timer interrupt, ok

1. how diff is the BIOS clock compared to this timer var in terms of
updation?

2. i think the timer var update has a high priority. In case of a long
disk i/o wont this lose a tick??


vinod...



On Fri, 9 Mar 2001, Saugata Das Purkayastha wrote:

> Well, I should have mentioned, I was referring kernel source
> code. "jiffies" is a global timer variable, which is incremented on each
> timer interrupt. And I have also got my answer. Its initialized to 0
> (ref. kernel/sched.c).
> 
> Thanks,
> saugata
> 
> 
> ---------------------------------------------
> Find out more about this and other Linux India
> mailing lists at http://lists.linux-india.org/
> 

--