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Message-ID: <1287396707.29097.1544.camel@twins> Date: Mon, 18 Oct 2010 12:11:47 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Ingo Molnar <mingo@...e.hu> Cc: Ingo Molnar <mingo@...e.hu>, mathieu.desnoyers@...icios.com, sanagi.koki@...fujitsu.com, fweisbec@...il.com, rostedt@...dmis.org, nhorman@...driver.com, scott.a.mcmillan@...el.com, tglx@...utronix.de, laijs@...fujitsu.com, hpa@...or.com, linux-kernel@...r.kernel.org, eric.dumazet@...il.com, kaneshige.kenji@...fujitsu.com, davem@...emloft.net, izumi.taku@...fujitsu.com, kosaki.motohiro@...fujitsu.com, linux-tip-commits@...r.kernel.org, Heiko Carstens <heiko.carstens@...ibm.com> Subject: Re: [sparc build bug] Re: [tip:perf/core] irq: Add tracepoint to softirq_raise On Mon, 2010-10-18 at 11:44 +0200, Peter Zijlstra wrote: > On Wed, 2010-09-08 at 13:25 +0200, Ingo Molnar wrote: > > * tip-bot for Lai Jiangshan <laijs@...fujitsu.com> wrote: > > > > > Commit-ID: 2bf2160d8805de64308e2e7c3cd97813cb58ed2f > > > Gitweb: http://git.kernel.org/tip/2bf2160d8805de64308e2e7c3cd97813cb58ed2f > > > Author: Lai Jiangshan <laijs@...fujitsu.com> > > > AuthorDate: Mon, 23 Aug 2010 18:42:48 +0900 > > > Committer: Frederic Weisbecker <fweisbec@...il.com> > > > CommitDate: Tue, 7 Sep 2010 17:49:34 +0200 > > > > > > irq: Add tracepoint to softirq_raise > > > > > > Add a tracepoint for tracing when softirq action is raised. > > > > > > This and the existing tracepoints complete softirq's tracepoints: > > > softirq_raise, softirq_entry and softirq_exit. > > > > > > And when this tracepoint is used in combination with > > > the softirq_entry tracepoint we can determine > > > the softirq raise latency. > > > > > > Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com> > > > Acked-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com> > > > Acked-by: Neil Horman <nhorman@...driver.com> > > > Cc: David Miller <davem@...emloft.net> > > > Cc: Kaneshige Kenji <kaneshige.kenji@...fujitsu.com> > > > Cc: Izumo Taku <izumi.taku@...fujitsu.com> > > > Cc: Kosaki Motohiro <kosaki.motohiro@...fujitsu.com> > > > Cc: Lai Jiangshan <laijs@...fujitsu.com> > > > Cc: Scott Mcmillan <scott.a.mcmillan@...el.com> > > > Cc: Steven Rostedt <rostedt@...dmis.org> > > > Cc: Eric Dumazet <eric.dumazet@...il.com> > > > LKML-Reference: <4C724298.4050509@...fujitsu.com> > > > [ factorize softirq events with DECLARE_EVENT_CLASS ] > > > Signed-off-by: Koki Sanagi <sanagi.koki@...fujitsu.com> > > > Signed-off-by: Frederic Weisbecker <fweisbec@...il.com> > > > --- > > > include/linux/interrupt.h | 8 +++++++- > > > include/trace/events/irq.h | 26 ++++++++++++++++++++++++-- > > > 2 files changed, 31 insertions(+), 3 deletions(-) > > > I could build sparc64_defconfig, but s390 is broken for me by this... the below makes s390 build again, not sure its completely safe for all configs though... Heiko? --- arch/s390/include/asm/hardirq.h | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/arch/s390/include/asm/hardirq.h b/arch/s390/include/asm/hardirq.h index 498bc38..9558a71 100644 --- a/arch/s390/include/asm/hardirq.h +++ b/arch/s390/include/asm/hardirq.h @@ -15,7 +15,6 @@ #include <linux/threads.h> #include <linux/sched.h> #include <linux/cache.h> -#include <linux/interrupt.h> #include <asm/lowcore.h> #define local_softirq_pending() (S390_lowcore.softirq_pending) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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