[LinuxPPS] Any Updates on that issue [PATCHv3 12/16] ntp: add hardpps implementation

Alexander Gordeev lasaine at lvk.cs.msu.su
Fri Oct 8 16:30:03 CEST 2010


Hi Udo,

Sorry, I'm very much overloaded currently...

В Fri, 08 Oct 2010 16:21:56 +0200
Udo van den Heuvel <udovdh at xs4all.nl> пишет:

> On 2010-10-08 14:48, Udo van den Heuvel wrote:
> > Error in the patch?
> 
> Yes.
> I put printk's in ntp.c:
> 
> static inline void pps_dec_valid(void)
> {
>         if (pps_valid > 0)
>                 { pps_valid--; printk(KERN_NOTICE "Clock: valid: %d\n",
> pps_valid); }
>         else {
>                 time_status &= ~(STA_PPSSIGNAL | STA_PPSJITTER |
>                                  STA_PPSWANDER | STA_PPSERROR);
>                 pps_clear();
>                 printk(KERN_NOTICE "Clock: pps_valid is 0\n"); /*Udo */
>         }
> }
> 
> 
> and also in hardpps() there.
> 
> ppsvalid remains 0. hardpps() is not run.
> Isn't flag3 set to 1 enough?

Please check that /usr/include/linux/pps.h and /usr/include/timepps.h
both have all necessary stuff to enable kernel consumer.

-- 
  Alexander
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