From mboxrd@z Thu Jan  1 00:00:00 1970
From: poma <pomidorabelisima-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: Update FC22 - doesn't find root fs and doesn't boot
Date: Thu, 11 Jun 2015 11:06:41 +0200
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To: Bruno Wolff III <bruno-bdMChIhFSYk@public.gmane.org>
Cc: Gerhard Wiesinger <lists-tcxHB8FAk+J54TAoqtyWWQ@public.gmane.org>, Harald Hoyer <harald-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Andrei Borzenkov <arvidjaar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, initramfs <initramfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, For testing and quality assurance of Fedora releases <test-TuqUDEhatI4ANWPb/1PvSmm0pvjS0E/A@public.gmane.org>

On 31.05.2015 20:08, Bruno Wolff III wrote:
>> And already we have fought for this user's side simplification, but it seems developers are very persistent when they do not need to be.
> 
> In the past changes with this effect were reverted. This time they were not. 
> This generally just affects people upgrading, as anaconda has been adding 
> the needed stuff on the kernel command line for a while now.
> 
> You can also hostonly_cmdline=yes to the dracut config or set hostonly=no 
> if you are willing to have a larger initramfs file. The latter will also help 
> if you switch out hardware.
> 
> I am not sure why hostonly_cmdline=yes is not the default when hostonly=yes. 
> That would seem to be a better default.
> 


dracut.conf.d/fedora.conf.example
+hostonly_cmdline="no"

http://pkgs.fedoraproject.org/cgit/dracut.git/commit/0001-fedora.conf-do-not-store-cmdline-in-image-by-default.patch?id=43a1228
http://git.kernel.org/cgit/boot/dracut/dracut.git/commit/dracut.conf.d/fedora.conf.example?id=38e2177

no explanation why this was done