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From: Matt Fleming <matt@console-pimps.org>
To: "Bruno Prémont" <bonbons@linux-vserver.org>
Cc: P J P <ppandit@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org,
	"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: 3.12 to 3.13 boot regression bisected - still applies to 3.16
Date: Tue, 5 Aug 2014 16:07:37 +0100	[thread overview]
Message-ID: <20140805150737.GR15082@console-pimps.org> (raw)
In-Reply-To: <20140805162107.4698f717@pluto>

On Tue, 05 Aug, at 04:21:07PM, Bruno Prémont wrote:
> 
> Thanks, enabling CONFIG_RELOCATABLE allows kernel to successfully boot!
> 
> So you can add my tested-by to the patch.
 
Great, thanks for testing! I've tagged the patch for stable and I'll get
it sent to tip quickly.

> If of interest, memory layout information as reported by 3.16 with
> CONFIG_RELOCATABLE enabled:

[...]

> [    0.000000] efi: mem06: type=2, attr=0xf, range=[0x0000000001000000-0x0000000001100000) (1MB)

Bingo, this is likely to be the reason for the resets.

Overwriting EFI_LOADER_DATA regions (well, any region other than
EFI_CONVENTIONAL_MEMORY) is gonna cause some issues.

-- 
Matt Fleming, Intel Open Source Technology Center

      reply	other threads:[~2014-08-05 15:07 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-04  9:34 3.12 to 3.13 boot regression bisected - still applies to 3.16 Bruno Prémont
2014-08-04  9:34 ` Bruno Prémont
2014-08-04 12:27 ` Matt Fleming
2014-08-04 12:27   ` Matt Fleming
     [not found]   ` <20140804122728.GH15082-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-08-04 13:06     ` Bruno Prémont
2014-08-04 13:06       ` Bruno Prémont
2014-08-04 13:54       ` Matt Fleming
2014-08-05  8:02         ` Bruno Prémont
2014-08-05  8:45           ` Matt Fleming
     [not found]             ` <20140805084542.GM15082-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-08-05  9:13               ` Bruno Prémont
2014-08-05  9:13                 ` Bruno Prémont
2014-08-05  9:18                 ` Matt Fleming
     [not found]                   ` <20140805091848.GN15082-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-08-05 11:51                     ` Bruno Prémont
2014-08-05 11:51                       ` Bruno Prémont
2014-08-05 12:11                       ` Bruno Prémont
2014-08-05 12:11                         ` Bruno Prémont
2014-08-05 12:55                         ` Matt Fleming
2014-08-05 12:55                           ` Matt Fleming
     [not found]                           ` <20140805125548.GP15082-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-08-05 14:21                             ` Bruno Prémont
2014-08-05 14:21                               ` Bruno Prémont
2014-08-05 15:07                               ` Matt Fleming [this message]

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