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Date:	Sun, 10 Aug 2014 21:43:32 +0300
From:	Mantas Mikulėnas <>
To:	Yinghai Lu <>
Cc:	Matt Fleming <>,
	Matt Fleming <>,
	Linux Kernel Mailing List <>,
Subject: Re: Loading initrd above 4G causes freeze on boot

On Sun, Aug 10, 2014 at 8:55 AM, Yinghai Lu <> wrote:
> On Sat, Aug 9, 2014 at 3:45 PM, Mantas Mikulėnas <> wrote:
>> On Sat, Aug 9, 2014 at 10:23 PM, Matt Fleming <> 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, but it didn't change anything.

(I tried adding some efi_printk's, and as far as I can see,
efi_file_read *doesn't* return at all.)

Mantas Mikulėnas <>
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