On Tue, Oct 15, 2013 at 10:23:19AM +0200, Juri Lelli wrote: > On 10/14/2013 02:07 PM, Peter Zijlstra wrote: > > On Mon, Oct 14, 2013 at 12:43:38PM +0200, Juri Lelli wrote: > >> From: Harald Gustafsson <harald.gustafs...@ericsson.com> > >> > >> Make it possible to specify a period (different or equal than > >> deadline) for -deadline tasks. > > > > Could we add a little blurb here as to why we'd want this? > > > > (I think I do, and I certainly know where to find the answer, but its > > better to have a more complete changelog). > > > > Yes, I could amend the commit message in something like this: > > Make it possible to specify a period (different or equal than deadline) for > -deadline tasks. Relative deadlines (D_i) are used on task arrivals to > generate > new scheduling (absolute) deadlines as "d = t + D_i", and periods (P_i) to > postpone the scheduling deadlines as "d = d + P_i" when the budget is zero. > This is in general useful to model (and schedule) tasks that have slow > activation rates (long periods), but have to be scheduled soon once activated > (short deadlines). > > What do you think?
Yes that's much better. Thanks! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
