lkml.org 
[lkml]   [2007]   [Jan]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 22/23] clocksource: new clock lookup method
From
Date
On Wed, 2007-01-31 at 09:39 -0800, Daniel Walker wrote:
> > please read my reply above! To repeat: such flags tend to get forgotten,
> > resulting in a less safe default behavior. Clock hardware and thus
> > clocksources are fundamentally fragile so we want to default to the
> > safest behavior. I.e. if the IS_CONTINOUS flag is 'forgotten', the clock
> > wont be usable as a clock verification base for example. The flag has to
> > be affirmatively set to mark the clocksource continous.
>
> I don't see this as an issue .. Your assuming that not continuous clocks
> will be prevalent which they aren't ..

And how does this change Ingo's statement ? Such beasts exist and having
them default to the safe side is good.

Also I really do not see the "huge burden" for a clocksource coder to
add this flag. If he forgets it, then he can not use highres / dynticks
and nothing breaks.

tglx






-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-01-31 18:57    [from the cache]
©2003-2011 Jasper Spaans