From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422976AbcFGUTg (ORCPT ); Tue, 7 Jun 2016 16:19:36 -0400 Received: from merlin.infradead.org ([205.233.59.134]:56950 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161151AbcFGUTe (ORCPT ); Tue, 7 Jun 2016 16:19:34 -0400 Message-Id: <20160607195635.710022345@infradead.org> User-Agent: quilt/0.63-1 Date: Tue, 07 Jun 2016 21:56:35 +0200 From: Peter Zijlstra To: mingo@kernel.org, tglx@linutronix.de, juri.lelli@arm.com, rostedt@goodmis.org, xlpang@redhat.com Cc: linux-kernel@vger.kernel.org, mathieu.desnoyers@efficios.com, jdesfossez@efficios.com, bristot@redhat.com, peterz@infradead.org Subject: [RFC][PATCH 0/8] PI and assorted failings Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since Mathieu tried adding more !DEADLINE aware tracing and I'd been neglecting Xunlei's patches, I figured I'd have a go at all that. Here a stack of patches I ended up with looking at the assorted 'features' in our PI code. The code is compile tested only, contains some notes and in general needs more love.