linux-kernel - Re: [RFC] [PATCH 2.6.37-rc5-tip 8/20] 8: uprobes: mmap and fork hooks.

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Message-ID: <20110128144629.GW19725@linux.vnet.ibm.com>
Date:	Fri, 28 Jan 2011 20:16:29 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Christoph Hellwig <hch@...radead.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Oleg Nesterov <oleg@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	SystemTap <systemtap@...rces.redhat.com>,
	Jim Keniston <jkenisto@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [RFC] [PATCH 2.6.37-rc5-tip 8/20]  8: uprobes: mmap and fork
 hooks.

* Steven Rostedt <rostedt@...dmis.org> [2011-01-28 09:28:46]:

> On Fri, 2011-01-28 at 08:57 -0500, Steven Rostedt wrote:
> > On Fri, 2011-01-28 at 10:23 +0530, Srikar Dronamraju wrote:
> > 
> > > Here is the extract from the original patch at
> > > https://lkml.org/lkml/2010/12/16/74 that I sent to LKML and I dont see
> > > p being uninitialized. 
> > 
> > I very much apologize. Seems that Evolution was playing tricks on me.
> > 
> >   http://rostedt.homelinux.com/private/evolution-wtf.png
> > 
> > That's a screen shot of your email in the preview window. Where 'p' is
> > definitely not initialized. WTF happened to my email?
> > 
> > But all the replies to that email does not have it initialized either ??
> > I was not the only one affected by this.
> > 
> 
> Seems to be a bug in Evolution :-p  As both Peter and I tested out this
> email in mutt, and that line appears ?? And Peter tried it out in raw
> mode (^u) and it shows up there in Evolution.
> 
> I know, I know, GUI email clients suck. And for good reason too. I guess
> I just spent too many years in the corporate environment to know any
> better.
> 

Interesting, Nothing you can do if your mail client decides to
delete one arbitrary line. Its Good that you told what you saw and
hence found a bug in evolution.

-- 
Thanks and Regards
Srikar

> -- Steve
> 
> 
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