Re: pm_trace displays the wrong time from the RTC

Rafael J. Wysocki
2007-08-01T15:39:09Z

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 ?

If that's the case, are they i386 or x86_64?

Greetings,
Rafael

--
"Premature optimization is the root of all evil." - Donald Knuth