Re: CONFIG_PRINTK_TIME and initial value for jiffies?

[Sergei Shtylyov <sshtylyov@ru.mvista.com>]

Sergei Shtylyov wrote:
> Hello.
>
> Clem Taylor wrote:
>
> > I just switched to 2.6.16.16 from 2.6.14 on a Au1550. I enabled
> > CONFIG_PRINTK_TIME, and for some reason jiffies doesn't start out near
> > zero like it does on x86. The first printk() always seems to have a
> > time of 4284667.296000.
> > jiffies_64 and wall_jiffies gets initialized to INITIAL_JIFFIES, but
> > I'm not sure where jiffies is initialized. INITIAL_JIFFIES is -300*HZ
> > (with some weird casting)
   Yes, the casting is weird. I somewat doubt that:

#define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ))

u64 jiffies_64 = INITIAL_JIFFIES;

can do the trick of wrapping around 5 mins after boot on x86... :-/

MBR, Sergei