linux-kernel - Re: [PATCH v2 2.6.38-rc8-tip 0/20] 0: Inode based uprobes

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Message-ID: <20110314234754.GP2499@one.firstfloor.org>
Date:	Tue, 15 Mar 2011 00:47:54 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Linux-mm <linux-mm@...ck.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>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Andi Kleen <andi@...stfloor.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Jim Keniston <jkenisto@...ux.vnet.ibm.com>,
	Roland McGrath <roland@...k.frob.com>,
	SystemTap <systemtap@...rces.redhat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [PATCH v2 2.6.38-rc8-tip 0/20]  0: Inode based uprobes

> IOW, I'm trying to get an understanding of how you expect this feature
> will actually become useful to end users - the kernel patch is only
> part of the story.

One user would be systemtap for user tracing as I understand. Systemtap has a 
userbase (at least I use it, although not for user tracing)

Right now lots of distros apply ugly patchkits to handle this instead,
which is not good (tm).

-Andi
-- 
ak@...ux.intel.com -- Speaking for myself only.
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