:: Re: [DNG] some ASCII issues
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著者: Didier Kryn
日付:  
To: dng
新しいトピック: [DNG] About /usr merge and Initramfs [was Re: some ASCII issues]
題目: Re: [DNG] some ASCII issues
Le 28/06/2017 à 07:47, John Morris a écrit :
> On Sat, 2017-06-24 at 11:08 +0200, Didier Kryn wrote:
>
>>       Anyway I think there's a simple method to live without the
>> initramfs. Everything which is done from initramfs could be done the
>> same way from a disk partition, which might make it easier to debug:
>> have a /os directory containing all the necessary subdirs, /os/proc,
>> /os/sys, /os/dev, /os/run /os/usr, /os/lib, /os/var, /os/home... , mount
>> the first five, create the few necessary files and symlinks and
>> switch_root() to /os. This is exactly what your initramfs does.
> Nope, that negates one of the principle reasons to use an initramfs in
> the first place.  You assume the stock kernel can see the drive where
> you intend to put this new partition; one of the big drivers of initrd
> in the first place was exotic hardware, etc. so GRUB uses BIOS
> (including extension ROMs on controller cards) to load both the kernel
> and the initrd so it can take whatever steps are needed, i.e load the
> right modules, start lvm, setup encrypted filesystem magic, etc. to make
> the main drive/partitions/etc. visible.  Your idea could deal with most
> everything that didn't need a kernel module but totally fails at that
> task.


     Now you've found another corner case:


     "Grub doesn't know your hardware" AND " You refuse to use a 
proposed workaround"


     Everyone has to live with one's own contradictions :-) . And this 
case has no relation with the /usr merge.


     Didier