Re: File system corruption due to UFS2 extended attributes

[mlelstv%serpens.de@localhost (Michael van Elst)]

chuq%chuq.com@localhost (Chuck Silvers) writes:

> - fsck will take a new option "-c ea" to specify that an existing UFS2
>   file system should be converted to support extended attributes
>   (ie. converted to UFS2ea).  This conversion first clears all of the on-disk
>   pointers to extended attribute blocks (the inode "di_extb" field),
>   since in NetBSD releases prior to NetBSD 10, those pointers could only
>   have been set to non-zero values by corruption in the file system.

There should be a way back so that the filesystem becomes usuable
by netbsd-9 again (basically: clear di_extb and set magic to UFS2).
Would also be nice to pull up that feature to netbsd-9.