linux-kernel - Re: [PATCH 2/2] kprobes: check CONFIG_FREEZER instead of CONFIG

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Message-ID: <20090107121659.GA16268@elte.hu>
Date:	Wed, 7 Jan 2009 13:16:59 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Len Brown <lenb@...nel.org>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	Pavel Machek <pavel@...e.cz>,
	LKML <linux-kernel@...r.kernel.org>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Cheng Renquan <crquan@...il.com>
Subject: Re: [PATCH 2/2] kprobes: check CONFIG_FREEZER instead of CONFIG_PM


* Rafael J. Wysocki <rjw@...k.pl> wrote:

> From: Masami Hiramatsu <mhiramat@...hat.com>
> 
> Check CONFIG_FREEZER instead of CONFIG_PM because kprobe booster
> depends on freeze_processes() and thaw_processes() when CONFIG_PREEMPT=y.
> 
> This fixes a linkage error which occurs when CONFIG_PREEMPT=y, CONFIG_PM=y
> and CONFIG_FREEZER=n.
> 
> Reported-by: Cheng Renquan <crquan@...il.com>
> Signed-off-by: Masami Hiramatsu <mhiramat@...hat.com>
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> ---
>  arch/ia64/kernel/kprobes.c |    2 +-
>  arch/x86/kernel/kprobes.c  |    2 +-
>  kernel/kprobes.c           |    2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)

looks good, the x86 bits:

Acked-by: Ingo Molnar <mingo@...e.hu>

	Ingo
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