linux-kernel - Re: [PATCH v5 3.1.0-rc4-tip 0/26] Uprobes patchset with perf probe support

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Message-ID: <20110920133401.GA28550@infradead.org>
Date:	Tue, 20 Sep 2011 09:34:01 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
Cc:	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>,
	Jonathan Corbet <corbet@....net>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Hugh Dickins <hughd@...gle.com>,
	Christoph Hellwig <hch@...radead.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andi Kleen <andi@...stfloor.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jim Keniston <jkenisto@...ux.vnet.ibm.com>,
	Roland McGrath <roland@...k.frob.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 3.1.0-rc4-tip 0/26]   Uprobes patchset with perf probe
 support

On Tue, Sep 20, 2011 at 05:29:38PM +0530, Srikar Dronamraju wrote:
> - Uses i_mutex instead of uprobes_mutex.

What for exactly?  I'm pretty strict against introducing even more
uses for i_mutex, it's already way to overloaded with different
meanings.

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