I forgot..
The bootloader needs support for f2fs, but since you are able to
launch the kernel, it should be supported by definition( it loads the
kernel into memory...so it access the block device.. )..
 

Citando tuxd3v@???:

> Citando Dr. Nikolaus Klepp <dr.klepp@???>:
>
>> Anno domini 2020 Tue, 19 May 21:56:16 +0100
>> ael scripsit:
>>
>>> On Tue, May 19, 2020 at 10:35:22PM +0200, Antony Stone wrote:
>>> On Tuesday 19 May 2020 at 22:30:50, ael wrote:
>>>
>>>> I am hoping to install beowulf onto a new laptop in a week or two.
>>>> I use f2fs on several drives with good results, so I want to
>>>> use it on the root partition. f2fs seems the obvious choice on ssd's.
>>>
>>> https://howtos.davidsebek.com/debian-f2fs.html may be what you need.
>>
>> Has anybody done this successfully on beowulf? I tried today but
>> the kernel crashed - last message was something about it not beeing
>> able to mount the root filesystem. The kernel I used was from the
>> "official" rpi repository, it has f2fs built in.
>>  
>
> I haven tried yet with f2fs, but its in my list :)
> Check if you compiled the kernel with f2fs support, check if rootfs
> is formated with f2fs, and if the fstab partition type is f2fs..
>