From: matthieu.castet@parrot•com (Matthieu CASTET)
To: linux-arm-kernel@lists•infradead.org
Subject: Maximum bootable kernel size in current ARM linux
Date: Mon, 13 Sep 2010 13:58:14 +0200 [thread overview]
Message-ID: <4C8E11D6.4050402@parrot.com> (raw)
In-Reply-To: <20100913101533.GB30787@n2100.arm.linux.org.uk>
Russell King - ARM Linux a ?crit :
> On Mon, Sep 13, 2010 at 10:10:39AM +0000, Simon Guinot wrote:
>> On Mon, Sep 13, 2010 at 05:56:30PM +0800, Haojian Zhuang wrote:
>>> On Mon, Sep 13, 2010 at 4:43 PM, Marek Vasut <marek.vasut@gmail•com> wrote:
>>>> Cheers
>>> If initramfs is built in, we'll get a huge kernel. Even using LZMA, my
>>> kernel size is near 5MB.
>> The initramfs is located at the end of the init section and before the
>> text section. Because the kernel must be able to 'branch' between the
>> init and text sections, the initramfs size can't be greater than the
>> 'branch' maximum offset. 32MB ?
>>
>> I guess that relocate the initramfs just after the text section should
>> break this limitation.
>
> But then means that it won't be freed after init time.
And why not putting it before init section ?
Matthieu
next prev parent reply other threads:[~2010-09-13 11:58 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-13 7:40 Maximum bootable kernel size in current ARM linux Bruce M. Penrod
2010-09-13 8:43 ` Marek Vasut
2010-09-13 9:56 ` Haojian Zhuang
2010-09-13 10:10 ` Simon Guinot
2010-09-13 10:15 ` Russell King - ARM Linux
2010-09-13 11:58 ` Matthieu CASTET [this message]
2010-09-13 12:38 ` Russell King - ARM Linux
2010-09-14 12:35 ` Dave P. Martin
2010-09-14 12:54 ` Catalin Marinas
2010-09-14 17:37 ` Nicolas Pitre
2010-09-16 17:16 ` Catalin Marinas
2010-09-16 17:51 ` Russell King - ARM Linux
2010-09-16 18:37 ` Nicolas Pitre
2010-09-17 10:09 ` Catalin Marinas
2010-09-16 17:58 ` Nicolas Pitre
2010-09-17 10:09 ` Catalin Marinas
2010-09-13 10:01 ` Russell King - ARM Linux
2010-09-13 19:43 ` Bruce M. Penrod
2010-09-14 17:32 ` Nicolas Pitre
2010-09-14 17:55 ` Bruce M. Penrod
2010-09-14 18:46 ` Nicolas Pitre
2010-09-15 20:30 ` Bruce M. Penrod
2010-09-15 22:02 ` Alexander Clouter
2010-09-15 22:19 ` Nicolas Pitre
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