linux-kernel - Re: [PATCH -tip 1/3] kprobes: Hide CONFIG_OPTPROBES and set if arch support optimized kprobes

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Message-ID: <20100313072738.GB4892@elte.hu>
Date:	Sat, 13 Mar 2010 08:27:38 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Masami Hiramatsu <mhiramat@...hat.com>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Dieter Ries <mail@...terries.net>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>
Subject: Re: [PATCH -tip 1/3] kprobes: Hide CONFIG_OPTPROBES and set if arch
 support optimized kprobes


* Masami Hiramatsu <mhiramat@...hat.com> wrote:

>  config OPTPROBES
> -	bool "Kprobes jump optimization support (EXPERIMENTAL)"
> -	default y
> -	depends on KPROBES
> +	def_bool y
> +	depends on KPROBES && HAVE_OPTPROBES
>  	depends on !PREEMPT
> -	depends on HAVE_OPTPROBES
>  	select KALLSYMS_ALL
>  	help
>  	  This option will allow kprobes to optimize breakpoint to

The help text can be removed too, now that it's not interactive. Also, i'd 
suggest to add a comment that this just relays HAVE_OPTPROBES now, set by the 
arch.

	Ingo
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