linux-kernel - Re: [patch 00/11] Hardware Breakpoint interfaces

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Message-ID: <Pine.LNX.4.44L0.0903111232300.2692-100000@iolanthe.rowland.org>
Date:	Wed, 11 Mar 2009 12:34:43 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	"K.Prasad" <prasad@...ux.vnet.ibm.com>
cc:	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Roland McGrath <roland@...hat.com>
Subject: Re: [patch 00/11] Hardware Breakpoint interfaces

On Wed, 11 Mar 2009, K.Prasad wrote:

> The hardware breakpoint interfaces haven't been put under any CONFIG_
> till now, but I think we should bring them under a new config, say
> CONFIG_HW_BREAKPOINT. It would help create a dependancy for
> CONFIG_KSYM_TRACER too.

With these patches, ptrace is dependent on hw-breakpoint.  You can't 
disable CONFIG_HW_BREAKPOINT without breaking ptrace.

Alan Stern

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