On Wed 04-01-17 11:51:19, Dan Arena wrote: > Yes, u-boot is what our boards come with too. It looks like 64bit is actually > implemented in u-boot now, but only as of a few months ago... see http:// > lists.denx.de/pipermail/u-boot/2016-September/266857.html Yep, probably a result of that guy who took care of the openSUSE report. > The board manufacturer told me they are looking into adding it... (they just > have to update u-boot i guess?) AFAIK that should be enough, yes. Honza > > On Jan 4, 2017 11:18 AM, "Jan Kara" <jack@xxxxxxx> wrote: > > On Thu 22-12-16 21:45:37, Ted Tso wrote: > > 64-bit support has been around for 7 years (since e2fsprogs 1.41). > > And yes, e2fsprogs 1.43 now has the ability to convert a file system > > from 32-bit to 64-bit, but this is an inherently dangerous thing to > > do, since it requires rewriting the inode table. If you ever crash or > > power fail during the conversion, *boom*, you can lose all or most of > > your data. So the conversion can be used as a short cut where you > > back up the whole file system, and then try to convert to 64-bit, and > > if it succeeds, then you don't have to do the restore step. If it > > crashes and you lose everything, then you can reformat the file system > > and restore from backups. :-) > > > > In general, I assume that embedded developers are more sophisticated > > than users (who will use the mke2fs in the installer to install thier > > root file system, which will be a matched set with the bootloader). I > > also can't be responsible for crappy, obsolete bootloader on embedded > > devices, some of which have device drivers only available in ancient > > BSP kernels using 3.10, etc. > > Just to add some more data, we have actually got similar reports few months > ago for openSUSE once we shipped updated e2fsprogs. And the bootloader they > used (u-boot) does not support 64-bit feature at all. My answer has been > similar to yours - either update the bootloader or change mke2fs.conf in > your setup. There's one guy working on implementing 64-bit support in > u-boot BTW. > > Honza > -- > Jan Kara <jack@xxxxxxxx> > SUSE Labs, CR > > -- Jan Kara <jack@xxxxxxxx> SUSE Labs, CR -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
