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SubjectRe: CONFIG_PM_TRACE corrupts RTC
On Mon 2006-06-26 09:30:49, Linus Torvalds wrote:
> On Mon, 26 Jun 2006, Andrew Morton wrote:
> >
> > Oh, I thought it found some spare space in there somehow.
> I really tried. The fact is, the RTC chips have at least 114 bytes of
> NVRAM available in them, and most have more. Sadly, while from a hw
> standpoint it's non-volatile, the firmware I was testing with cleared it
> all (including the extended banks etc).
> > Making it `default y' was a bit unfriendly. How's about `default n' and
> > `depends on EMBEDDED'?
> We can certainly make it 'default n', and perhaps hide it behind
> EXPERIMENTAL (it's not really, but hey..). Not EMBEDDED, though, this is
> literally meant to help random people who have a dead machine on suspend
> be able to just turn this on, test suspend, and then when suspend causes a
> dead machine, just turn off power and reboot immediately again, and it
> will tell you which device was the last one to go through the resume
> cycle.

This should probably be hidden in kernel debugging submenu... or
perhaps even out of the config system. It is only useful if you hack
the .c code, anyway, no?
(cesky, pictures)
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