From: Pekka Paalanen <pq@iki.fi>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: "Ingo Molnar" <mingo@elte.hu>,
"Frédéric Weisbecker" <fweisbec@gmail.com>,
"Linux Kernel" <linux-kernel@vger.kernel.org>,
"Peter Zijlstra" <a.p.zijlstra@chello.nl>,
"Pavel Roskin" <proski@gnu.org>
Subject: Re: [PATCH 5/7] mmiotrace: handle TRACE_PRINT entries.
Date: Wed, 17 Sep 2008 00:24:44 +0300 [thread overview]
Message-ID: <20080917002444.4dd5a49f@daedalus.pq.iki.fi> (raw)
In-Reply-To: <alpine.DEB.1.10.0809161609520.7650@gandalf.stny.rr.com>
On Tue, 16 Sep 2008 16:11:20 -0400 (EDT)
Steven Rostedt <rostedt@goodmis.org> wrote:
> On Tue, 16 Sep 2008, Pekka Paalanen wrote:
>
> > From 6a458e250857907e16cb16799392fccbfd5f0f4a Mon Sep 17 00:00:00 2001
> > From: Pekka Paalanen <pq@iki.fi>
> > Date: Sun, 17 Aug 2008 18:15:13 +0300
> > Subject: [PATCH] mmiotrace: handle TRACE_PRINT entries.
> >
> > Also make trace_seq_print_cont() non-static, and add a newline if the
> > seq buffer can't hold all data.
> >
> > Signed-off-by: Pekka Paalanen <pq@iki.fi>
> > ---
> > kernel/trace/trace.c | 31 +++++++++++--------------------
> > kernel/trace/trace.h | 19 +++++++++++++++++++
> > kernel/trace/trace_mmiotrace.c | 23 +++++++++++++++++++++++
> > 3 files changed, 53 insertions(+), 20 deletions(-)
> >
> > diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
> > index 406de9c..7e7154f 100644
> > --- a/kernel/trace/trace.c
> > +++ b/kernel/trace/trace.c
...
> > @@ -1517,12 +1500,16 @@ lat_print_timestamp(struct trace_seq *s, unsigned long long abs_usecs,
> >
> > static const char state_to_char[] = TASK_STATE_TO_CHAR_STR;
> >
> > -static void
> > -trace_seq_print_cont(struct trace_seq *s, struct trace_iterator *iter)
> > +/*
> > + * The message is supposed to contain an ending newline.
> > + * If the printing stops prematurely, try to add a newline of our own.
> > + */
> > +void trace_seq_print_cont(struct trace_seq *s, struct trace_iterator *iter)
> > {
> > struct trace_array *tr = iter->tr;
> > struct trace_array_cpu *data = tr->data[iter->cpu];
> > struct trace_entry *ent;
> > + bool ok = true;
>
> hmm, since when did the kernel have type bool?
Good question. It seems to be used a lot. :-)
commit 6e21828743247270d09a86756a0c11702500dbfb
Author: Richard Knutsson <ricknu-0@student.ltu.se>
Date: Sat Sep 30 23:27:11 2006 -0700
[PATCH] Generic boolean
This patch defines:
* a generic boolean-type, named 'bool'
* aliases to 0 and 1, named 'false' and 'true'
Removing colliding definitions of 'bool', 'false' and 'true'.
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
--
Pekka Paalanen
http://www.iki.fi/pq/
next prev parent reply other threads:[~2008-09-16 21:24 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-24 21:42 [Patch] Tracing/ftrace: Adds a marker to allow user comments Frédéric Weisbecker
2008-08-25 8:44 ` Ingo Molnar
2008-08-25 13:59 ` Frédéric Weisbecker
2008-08-25 16:38 ` Steven Rostedt
2008-08-25 17:52 ` Frédéric Weisbecker
2008-08-27 9:59 ` Frédéric Weisbecker
2008-08-27 18:21 ` Pekka Paalanen
2008-08-28 9:44 ` Ingo Molnar
2008-08-28 16:03 ` Frédéric Weisbecker
2008-08-28 10:04 ` Frédéric Weisbecker
2008-08-28 18:42 ` Pekka Paalanen
2008-09-04 16:20 ` Frédéric Weisbecker
2008-09-04 17:30 ` Pekka Paalanen
2008-09-04 18:11 ` Steven Rostedt
2008-09-06 11:39 ` Frédéric Weisbecker
2008-09-06 13:49 ` Pekka Paalanen
2008-09-15 19:47 ` Tracing/ftrace: trouble with trace_entries and trace_pipe Pekka Paalanen
2008-09-15 21:14 ` Steven Rostedt
2008-09-16 18:01 ` Pekka Paalanen
2008-09-17 12:41 ` Frédéric Weisbecker
2008-09-17 17:36 ` Pekka Paalanen
2008-09-16 18:54 ` [PATCH 1/7] x86 mmiotrace: fix a rare memory leak Pekka Paalanen
2008-09-16 18:56 ` [PATCH 2/7] ftrace: move mmiotrace functions out of trace.c Pekka Paalanen
2008-09-16 18:58 ` [PATCH 3/7] ftrace: add trace_vprintk() Pekka Paalanen
2008-09-16 20:06 ` Steven Rostedt
2008-09-17 11:42 ` Ingo Molnar
2008-09-16 19:00 ` [PATCH 4/7] x86 mmiotrace: implement mmiotrace_printk() Pekka Paalanen
2008-09-16 19:02 ` [PATCH 5/7] mmiotrace: handle TRACE_PRINT entries Pekka Paalanen
2008-09-16 20:11 ` Steven Rostedt
2008-09-16 21:24 ` Pekka Paalanen [this message]
2008-09-16 19:03 ` [PATCH 6/7] mmiotrace: remove left-over marker cruft Pekka Paalanen
2008-09-16 19:06 ` [PATCH 7/7] ftrace: inject markers via trace_marker file Pekka Paalanen
2008-09-16 8:57 ` Tracing/ftrace: trouble with trace_entries and trace_pipe Frédéric Weisbecker
2008-09-07 14:11 ` [Patch] Tracing/ftrace: Adds a marker to allow user comments Pekka Paalanen
2008-09-07 17:29 ` Steven Rostedt
2008-09-08 17:19 ` Pekka Paalanen
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