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Date:	Sat, 9 Aug 2014 22:55:03 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Mantas Mikul─Śnas <grawity@...il.com>
Cc:	Matt Fleming <matt@...sole-pimps.org>,
	Matt Fleming <matt.fleming@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-efi@...r.kernel.org
Subject: Re: Loading initrd above 4G causes freeze on boot

On Sat, Aug 9, 2014 at 3:45 PM, Mantas Mikul─Śnas <grawity@...il.com> wrote:
> On Sat, Aug 9, 2014 at 10:23 PM, Matt Fleming <matt@...sole-pimps.org> wrote:
> [However... Whether it's five chunks, four (after making the initrd
> smaller), or just one (with your efi=nochunk), I noticed that it
> *always* hangs during the *last* read, and the allocated memory always
> ends at roughly the same address (0x137fffXXX). I wonder if it's
> selecting a memory location already in use, or something like that...]
>
> (The laptop is Asus K52JT, AMI firmware v206, no updates available.)

wonder if  efi_file_read return with wrong chunksize.

Can you try attached patch ?

Thanks

Yinghai

View attachment "efi_file_read_debug.patch" of type "text/x-patch" (736 bytes)

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