From: Thomas Gleixner <tglx@linutronix.de>
To: "Frédéric Weisbecker" <fweisbec@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Steven Rostedt <rostedt@goodmis.org>,
Peter Zijlstra <peterz@infradead.org>,
Clark Williams <clark.williams@gmail.com>,
Gregory Haskins <ghaskins@novell.com>,
Linux-rt <linux-rt-users@vger.kernel.org>
Subject: Re: [patch 1/7] ftrace: fix task state printout
Date: Fri, 19 Dec 2008 22:40:20 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.00.0812192239280.3376@localhost.localdomain> (raw)
In-Reply-To: <c62985530812190825k4e4f5a7apa37e1ab4bc35753a@mail.gmail.com>
[-- Attachment #1: Type: TEXT/PLAIN, Size: 881 bytes --]
On Fri, 19 Dec 2008, Frédéric Weisbecker wrote:
> Hi Thomas,
>
> 2008/12/19 Thomas Gleixner <tglx@linutronix.de>:
> > Impact: tracer task state decoding is wrong, size check is buggy
> >
> > The tracing code has interesting varieties of printing out task state.
> > Unfortunalely only one of the instances is correct as it copies the
> > code from sched.c:sched_show_task(). The others are plain wrong as
> > they treatthe bitfield as an integer offset into the character
> > array. Also the size check of the character array is wrong as it
> > includes the trailing \0.
> >
> > Use a common state decoder inline which does the Right Thing.
> >
> > Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
>
>
> You've already sent it out. It has been applied on -tip :-)
Yep, but these patches are against 2.6.24.7-rt24 as noted in the
subject line of patch 0/7 :)
Thanks,
tglx
next prev parent reply other threads:[~2008-12-19 21:41 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-19 16:02 [patch 0/7] 2.6.24.7-rt24 bugfixes Thomas Gleixner
2008-12-19 16:02 ` [patch 1/7] ftrace: fix task state printout Thomas Gleixner
2008-12-19 16:25 ` Frédéric Weisbecker
2008-12-19 21:36 ` Ingo Molnar
2008-12-19 21:40 ` Thomas Gleixner [this message]
2008-12-20 13:08 ` Frédéric Weisbecker
2008-12-19 16:02 ` [patch 2/7] sched: remove useless nointeractive state Thomas Gleixner
2008-12-19 16:02 ` [patch 3/7] rtmutex: remove unused variable Thomas Gleixner
2008-12-19 16:03 ` [patch 4/7] rtmutex: unify state manipulation Thomas Gleixner
2008-12-19 18:36 ` Steven Rostedt
2008-12-19 19:40 ` Thomas Gleixner
2008-12-19 16:03 ` [patch 5/7] rtmutex: remove uber optimization Thomas Gleixner
2008-12-19 16:03 ` [patch 6/7] rtmutex: remove useless schedule enforcement Thomas Gleixner
2008-12-19 16:03 ` [patch 7/7] rtmutex: prevent missed wakeups Thomas Gleixner
2008-12-19 21:22 [patch 0/7] 2.6.24.7-rt24 bugfixes V2 Thomas Gleixner
2008-12-19 21:22 ` [patch 1/7] ftrace: fix task state printout Thomas Gleixner
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