Messages in this thread | | | Date | Thu, 06 Mar 2014 14:39:39 -0500 | From | Rik van Riel <> | Subject | Re: [RFC PATCH 5/6] sched: Remove needless round trip nsecs <-> tick conversion of steal time |
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On 03/06/2014 12:56 PM, Frederic Weisbecker wrote: > When update_rq_clock_task() accounts the pending steal time for a task, > it converts the steal delta from nsecs to tick then from tick to nsecs. > > There is no apparent good reason for doing that though because both > the task clock and the prev steal delta are u64 and store values > in nsecs. > > So lets remove the needless conversion. > > Cc: Ingo Molnar <mingo@kernel.org> > Cc: Marcelo Tosatti <mtosatti@redhat.com> > Cc: Peter Zijlstra <peterz@infradead.org> > Cc: Thomas Gleixner <tglx@linutronix.de> > Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Rik van Riel <riel@redhat.com>
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