On Wed, 2010-09-08 at 13:25 +0200, Ingo Molnar wrote: > * tip-bot for Lai Jiangshan <laijs@xxxxxxxxxxxxxx> wrote: > > > Commit-ID: 2bf2160d8805de64308e2e7c3cd97813cb58ed2f > > Gitweb: http://git.kernel.org/tip/2bf2160d8805de64308e2e7c3cd97813cb58ed2f > > Author: Lai Jiangshan <laijs@xxxxxxxxxxxxxx> > > AuthorDate: Mon, 23 Aug 2010 18:42:48 +0900 > > Committer: Frederic Weisbecker <fweisbec@xxxxxxxxx> > > 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@xxxxxxxxxxxxxx> > > Acked-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx> > > Acked-by: Neil Horman <nhorman@xxxxxxxxxxxxx> > > Cc: David Miller <davem@xxxxxxxxxxxxx> > > Cc: Kaneshige Kenji <kaneshige.kenji@xxxxxxxxxxxxxx> > > Cc: Izumo Taku <izumi.taku@xxxxxxxxxxxxxx> > > Cc: Kosaki Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> > > Cc: Lai Jiangshan <laijs@xxxxxxxxxxxxxx> > > Cc: Scott Mcmillan <scott.a.mcmillan@xxxxxxxxx> > > Cc: Steven Rostedt <rostedt@xxxxxxxxxxx> > > Cc: Eric Dumazet <eric.dumazet@xxxxxxxxx> > > LKML-Reference: <4C724298.4050509@xxxxxxxxxxxxxx> > > [ factorize softirq events with DECLARE_EVENT_CLASS ] > > Signed-off-by: Koki Sanagi <sanagi.koki@xxxxxxxxxxxxxx> > > Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx> > > --- > > include/linux/interrupt.h | 8 +++++++- > > include/trace/events/irq.h | 26 ++++++++++++++++++++++++-- > > 2 files changed, 31 insertions(+), 3 deletions(-) > > FYI, this commit broke the Sparc build: > > In file included from /home/mingo/tip/arch/sparc/include/asm/irq_32.h:11, > from /home/mingo/tip/arch/sparc/include/asm/irq.h:6, > from /home/mingo/tip/include/linux/irqnr.h:10, > from /home/mingo/tip/include/linux/irq.h:22, > from /home/mingo/tip/include/asm-generic/hardirq.h:6, > from /home/mingo/tip/arch/sparc/include/asm/hardirq_32.h:11, > from /home/mingo/tip/arch/sparc/include/asm/hardirq.h:6, > from /home/mingo/tip/include/linux/hardirq.h:10, > from /home/mingo/tip/include/linux/ftrace_event.h:7, > from /home/mingo/tip/include/trace/syscall.h:6, > from /home/mingo/tip/include/linux/syscalls.h:76, > from /home/mingo/tip/init/initramfs.c:9: > /home/mingo/tip/include/linux/interrupt.h: In function '__raise_softirq_irqoff': > /home/mingo/tip/include/linux/interrupt.h:414: error: implicit declaration of function 'local_softirq_pending' > /home/mingo/tip/include/linux/interrupt.h:414: error: lvalue required as left operand of assignment > make[2]: *** [init/initramfs.o] Error 1 > make[2]: *** Waiting for unfinished jobs.... > In file included from /home/mingo/tip/arch/sparc/include/asm/irq_32.h:11, I could build sparc64_defconfig, but s390 is broken for me by this... -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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