linux-kernel - Re: [Patch 0/1] HW-BKPT: Allow per-cpu kernel-space Hardware Breakpoint requests

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Message-ID: <20090829134107.GD24123@elte.hu>
Date:	Sat, 29 Aug 2009 15:41:07 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"K.Prasad" <prasad@...ux.vnet.ibm.com>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Alan Stern <stern@...land.harvard.edu>
Subject: Re: [Patch 0/1] HW-BKPT: Allow per-cpu kernel-space Hardware
	Breakpoint requests


* K.Prasad <prasad@...ux.vnet.ibm.com> wrote:

> I am not sure if pmus can handle, (or want to handle) all the 
> intricacies involved with the hw-breakpoint layer [...]

Which are those intricacies? It's all rather straightforward 
register scheduling and reservation stuff - which perfcounters 
already solves in a very rich way.

	Ingo
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