Messages in this thread | | | Date | Sat, 1 Dec 2007 08:44:00 +0100 | From | Ingo Molnar <> | Subject | Re: [patch 2.6.24-rc3] rtc-cmos alarm acts as oneshot |
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* David Brownell <david-b@pacbell.net> wrote:
> Start making the rtc-cmos alarm act more like a oneshot alarm by > disabling that alarm after its IRQ fires. (ACPI hooks are also > needed.) > > The Linux RTC framework has previously been a bit vague in this area, > but any other behavior is problematic and not very portable. RTCs > with full YYYY-MM-DD HH:MM[:SS] alarms won't have a problem here. > Only ones with partial match criteria, with the most visible example > being the PC RTC, get confused. (Because the criteria will match > repeatedly.) > > Update comments relating to that oneshot behavior and timezone > handling. (Timezones are another issue that's mostly visible with > rtc-cmos. That's because PCs often dual-boot MS-Windows, which likes > its RTC to match local wall-clock time instead of UTC.)
Cool. I'm still wondering about:
http://bugzilla.kernel.org/show_bug.cgi?id=7014
basically, we had universally working /dev/rtc before, now it appears we dont have it anymore. Or were the problems in this bugzilla present with the old code too?
Ingo
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