linux-kernel - Re: [RFC] [PATCH 2.6.37-rc5-tip 4/20] 4: uprobes: Adding and remove a uprobe in a rb tree.

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Date:	Wed, 26 Jan 2011 20:48:42 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Christoph Hellwig <hch@...radead.org>,
	Andi Kleen <andi@...stfloor.org>,
	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>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [RFC] [PATCH 2.6.37-rc5-tip 4/20]  4: uprobes: Adding and
 remove a uprobe in a rb tree.

* Peter Zijlstra <peterz@...radead.org> [2011-01-26 11:14:07]:

> On Wed, 2011-01-26 at 14:15 +0530, Srikar Dronamraju wrote:
> > 
> > 
> > Okay, Will do, but Is there a reason for moving the fvalue out of the
> > uprobe_consumer? Except for reducing the size of the structure, I am
> > unable to see advantage. 
> 
> That's about it, and its the normal way to do such things in kernel
> space.

But the disadvantage would be we wont be able to share the filter
functions. Currently i had one patch that implemented the common
filter functions that tracers could reuse.

-- 
Thanks and Regards
Srikar
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