----- Ursprüngliche Mail ----- >> U-boot, for example. Of course it does not so for any filesystem, but whe= > re >> it is needed and makes sense. > > Really? uboot does journal replay on ext3/4? I think at this point the > most common file system on Linux distros is unquestionably ext4, and > the most common bootloader is GRUB and for sure GRUB is no doing > journal replay on anything, including ext4. For ext4 it does a replay when you start to write to it. > Yeah that's got its own difficulties, including the way distro build > systems work. I'm not opposed to it, but it's a practical barrier to > adoption. I'd almost say it's easier to make Btrfs $BOOT compulsory, > make static ESP compulsory, and voila! I really don't get your point. I thought you are designing a "sane" system which can tolerate powercuts down an update. Why care about distros? The approach with Linux being a "bootloader" is common for embedded/secure systems. Thanks, //richard