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From: Matt Fleming <matt@console-pimps.org>
To: Dave Young <dyoung@redhat.com>
Cc: matt.fleming@intel.com, hpa@zytor.com, akpm@linux-foundation.org,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	linux-efi@vger.kernel.org
Subject: Re: [PATCH] ignore ,keep for efi earlyprintk
Date: Fri, 25 Apr 2014 12:53:45 +0100	[thread overview]
Message-ID: <20140425115345.GC26088@console-pimps.org> (raw)
In-Reply-To: <20140424093658.GA7158@dhcp-16-198.nay.redhat.com>

On Thu, 24 Apr, at 05:36:58PM, Dave Young wrote:
> earlyprint=efi,keep results a kernel hang after "Freeing unused kernel memory"
 
Are you sure it hangs and it's not just that nothing is output to the
console after that point?

> Actually efi earlyprintk is using __init functions such as early_ioremap etc.
> Thus efi earlyconsole can not be kept.
 
Urgh, good point, that's a bug. However I'm sure I've had this working
in the past and have in fact used it to debug stuff.

Could you try and fix this up so it works with 'keep'?

-- 
Matt Fleming, Intel Open Source Technology Center

  parent reply	other threads:[~2014-04-25 11:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-24  9:36 [PATCH] ignore ,keep for efi earlyprintk Dave Young
2014-04-24 10:45 ` Ingo Molnar
2014-04-25  1:53   ` Dave Young
2014-04-25 11:53 ` Matt Fleming [this message]
2014-04-26  7:28   ` Dave Young
2014-04-29  9:45     ` Matt Fleming
2014-04-29 10:03       ` Dave Young
2014-04-29 10:21       ` Thomas Gleixner
2014-04-30  1:12         ` Dave Young

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