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Date:   Thu, 12 Dec 2019 10:35:30 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     shuah <shuah@kernel.org>
Cc:     linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, linux@roeck-us.net,
        patches@kernelci.org, ben.hutchings@codethink.co.uk,
        lkft-triage@lists.linaro.org, stable@vger.kernel.org
Subject: Re: [PATCH 4.4 00/92] 4.4.206-stable review
Message-ID: <20191212093530.GF1378792@kroah.com>
References: <20191204174327.215426506@linuxfoundation.org>
 <2959daae-72f2-8f85-df04-d6a0fe33516d@kernel.org>
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On Wed, Dec 11, 2019 at 04:19:00PM -0700, shuah wrote:
> On 12/4/19 10:49 AM, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 4.4.206 release.
> > There are 92 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> > 
> > Responses should be made by Fri, 06 Dec 2019 17:42:37 +0000.
> > Anything received after that time might be too late.
> > 
> > The whole patch series can be found in one patch at:
> > 	https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.4.206-rc1.gz
> > or in the git tree and branch at:
> > 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.4.y
> > and the diffstat can be found below.
> > 
> > thanks,
> > 
> > greg k-h
> > 
> 
> I know this is way late. I managed to boot 4.4.206 finally on my test
> system running Ubuntu 19.10.
> 
> It turns out, Ubuntu 19.10 defaults to LZ4 compression.
> 
> /etc/initramfs-tools/initramfs.conf
> COMPRESS=lz4
> 
> Enabling the following worked for me.
> 
> CONFIG_RD_LZ4=y
> CONFIG_SQUASHFS_LZ4=y
> CONFIG_LZ4_DECOMPRESS=y
> CONFIG_DECOMPRESS_LZ4=y
> 
> Stable release older than 4.19 will require the above change.

Ah, thanks for figuring this out.  Or you can run without an initramfs :)

greg k-h