Re: pm_trace displays the wrong time from the RTC

From: Rafael J. Wysocki
Date: Wed Aug 01 2007 - 11:45:56 EST


On Wednesday, 1 August 2007 17:47, Rafael J. Wysocki wrote:
> Sorry for slow response, I've just noticed this thread.
>
> On Tuesday, 31 July 2007 23:20, Chuck Ebbert wrote:
> > When resuming, systems print this when booted on 07/31/07:
> >
> > Date: 06/31/107
> >
> > /drivers/base/power/trace.c::read_magic_time():
> > 114 get_rtc_time(&time);
> > 115 printk("Time: %2d:%02d:%02d Date: %02d/%02d/%02d\n",
> > 116 time.tm_hour, time.tm_min, time.tm_sec,
> > 117 time.tm_mon, time.tm_mday, time.tm_year);
> >
> > include/asm-generic/rtc.h:
> > 102 /*
> > 103 * Account for differences between how the RTC uses the values
> > 104 * and how they are defined in a struct rtc_time;
> > 105 */
> > 106 if (time->tm_year <= 69)
> > 107 time->tm_year += 100;
> > 108
> > 109 time->tm_mon--;
>
> Do you mean that systems display bad date after resuming if PM_TRACE is set,
> even if /sys/power/pm_trace contains 1 ?

s/1/0/ (sorry)
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