[tip:sched/core] sched/deadline: Add period support for SCHED_DEADLINE tasks

2014-01-13 Thread tip-bot for Harald Gustafsson
Commit-ID: 755378a47192a3d1f7c3a8ca6c15c1cf76de0af2 Gitweb: http://git.kernel.org/tip/755378a47192a3d1f7c3a8ca6c15c1cf76de0af2 Author: Harald Gustafsson AuthorDate: Thu, 7 Nov 2013 14:43:40 +0100 Committer: Ingo Molnar CommitDate: Mon, 13 Jan 2014 13:41:09 +0100 sched/deadline: Add

Re: [PATCH 01/16] math128: Introduce various 128bit primitives

2012-10-26 Thread Harald Gustafsson
On Fri, Oct 26, 2012 at 11:35 AM, Peter Zijlstra wrote: > dl_period * dl_runtime < U64_MAX && dl_deadline * dl_runtime < U64_MAX I think this makes sense to make the limitation on the product, since IMO if you need a period longer than 4 seconds then the runtime is much shorter due to that you