Re: [PATCH v2] clocksource: document some basic timekeeping concepts

2014-06-26 Thread Randy Dunlap
On 06/24/14 01:51, Linus Walleij wrote: > This adds some documentation about clock sources, clock events, > the weak sched_clock() function and delay timers that answers > questions that repeatedly arise on the mailing lists. > > Cc: Thomas Gleixner > Cc: Nicolas Pitre > Cc: Colin Cross > Cc: J

Re: [PATCH v2] clocksource: document some basic timekeeping concepts

2014-06-24 Thread John Stultz
On Tue, Jun 24, 2014 at 1:51 AM, Linus Walleij wrote: > This adds some documentation about clock sources, clock events, > the weak sched_clock() function and delay timers that answers > questions that repeatedly arise on the mailing lists. > > Cc: Thomas Gleixner > Cc: Nicolas Pitre > Cc: Colin

Re: [PATCH v2] clocksource: document some basic timekeeping concepts

2014-06-24 Thread Peter Zijlstra
On Tue, Jun 24, 2014 at 10:51:12AM +0200, Linus Walleij wrote: > +Clock events > + > + > +Clock events are conceptually orthogonal to clock sources. The same hardware > +and register range may be used for the clock event, but it is essentially > +a different thing. The hardware driving

[PATCH v2] clocksource: document some basic timekeeping concepts

2014-06-24 Thread Linus Walleij
This adds some documentation about clock sources, clock events, the weak sched_clock() function and delay timers that answers questions that repeatedly arise on the mailing lists. Cc: Thomas Gleixner Cc: Nicolas Pitre Cc: Colin Cross Cc: John Stultz Cc: Peter Zijlstra Cc: Ingo Molnar Signed-