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From: Prarit Bhargava <prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Andi Kleen <ak-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Cc: Jonathan Corbet <corbet-T1hC0tSOHrs@public.gmane.org>,
	kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	jason.wessel-CWA4WttNNZF54TAoqtyWWQ@public.gmane.org,
	Rusty Russell <rusty-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>,
	linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Fabian Frederick <fabf-AgBVmzD5pcezQB+pC5nmwQ@public.gmane.org>,
	isimatu.yasuaki-+CUm20s59erQFUHtdCDX3A@public.gmane.org,
	"H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>,
	Masami Hiramatsu
	<masami.hiramatsu.pt-FCd8Q96Dh0JBDgjK7y7TUQ@public.gmane.org>,
	Andrew Morton
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Vivek Goyal <vgoyal-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH V4] kernel, add bug_on_warn
Date: Tue, 28 Oct 2014 09:19:00 -0400	[thread overview]
Message-ID: <544F97C4.8000203@redhat.com> (raw)
In-Reply-To: <20141028125630.GF3274-KWJ+5VKanrL29G5dvP0v1laTQe2KTcn/@public.gmane.org>



On 10/28/2014 08:56 AM, Andi Kleen wrote:
>>> If you have a command line option to execute kdb commands you still
>>> would only have a command line option, just a slightly longer one.
>>>
>>> kdb="on, bp warn_slowpath_common sr c, go" 
>>
>> KDB is not on all kernels.  This would require me to go to great lengths to
> 
> Repeating incorrect statements doesn't suddenly make them correct.

It does when you're introducing unnecessary complexity here Andi.  You're not
listening to the original statement: I do not want to provide a modified kernel
to an end user for this simple situation anymore.

> 
> Assuming KDB is compiled in the only setup needed would be the line above.

That's a HUGE assumption.  It isn't and I'm still stuck in the same mess of
explaining how to recompile a kernel and/or providing a modified kernel to an
end user.  That isn't a good solution.

P.

> 
> -Andi
> 

  parent reply	other threads:[~2014-10-28 13:19 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-24 12:53 [PATCH V4] kernel, add bug_on_warn Prarit Bhargava
     [not found] ` <1414155207-29839-1-git-send-email-prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-10-27 18:05   ` Jason Baron
     [not found]     ` <544E8985.50203-JqFfY2XvxFXQT0dZR+AlfA@public.gmane.org>
2014-10-27 18:15       ` Prarit Bhargava
2014-10-28  2:32         ` Dave Young
2014-10-28  5:41         ` Masami Hiramatsu
2014-10-28  0:00 ` Yasuaki Ishimatsu
2014-10-28 12:16 ` Andi Kleen
     [not found]   ` <20141028121636.GC3274-KWJ+5VKanrL29G5dvP0v1laTQe2KTcn/@public.gmane.org>
2014-10-28 12:22     ` Prarit Bhargava
2014-10-28 12:29       ` Vivek Goyal
2014-10-28 12:44         ` Andi Kleen
     [not found]           ` <20141028124425.GD3274-KWJ+5VKanrL29G5dvP0v1laTQe2KTcn/@public.gmane.org>
2014-10-28 12:48             ` Prarit Bhargava
     [not found]               ` <544F90B1.1070102-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-10-28 12:56                 ` Andi Kleen
     [not found]                   ` <20141028125630.GF3274-KWJ+5VKanrL29G5dvP0v1laTQe2KTcn/@public.gmane.org>
2014-10-28 13:19                     ` Prarit Bhargava [this message]
2014-10-28 12:55           ` Vivek Goyal
2014-10-28 12:59             ` Andi Kleen

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