Re: [PATCH] fix RTC_CLASS regression with PARISC

David Miller
2008-09-08T23:44:43Z

From: David Brownell <david-b@pacbell.net>
Date: Mon, 8 Sep 2008 16:29:20 -0700

> That said, there's a bit of unresolved stuff around NTP hooks
> in the kernel. Some patches are pending to let thtem work with
> the RTC framework -- where writing an RTC may need to sleep,
> for example because the RTC is on an I2C or SPI bus. And
> then there's the discussion of whether that shouldn't all be
> handled by NTPD anyway, no special kernel support desired.
> Alessandro has opinions there. ;)

My update_persistent_clock() on sparc64 is:

int update_persistent_clock(struct timespec now)
{
struct rtc_device *rtc = rtc_class_open("rtc0");

if (rtc)
return rtc_set_mmss(rtc, now.tv_sec);

return -1;
}

and that should handle this NTP shouldn't it?