== 0 data_version arg fails
setattr: data version must not be 0
Try `setattr --help' or `setattr --usage' for more information.
== args must specify size and offline
setattr: must provide size if using --offline option
Try `setattr --help' or `setattr --usage' for more information.
== only works on regular files
failed to open '/mnt/test/test/setattr_more/dir': Is a directory (21)
scoutfs: setattr failed: Is a directory (21)
setattr_more ioctl failed on '/mnt/test/test/setattr_more/char': Inappropriate ioctl for device (25)
scoutfs: setattr failed: Inappropriate ioctl for device (25)
== non-zero file size fails
setattr_more ioctl failed on '/mnt/test/test/setattr_more/file': Invalid argument (22)
scoutfs: setattr failed: Invalid argument (22)
== non-zero file data_version fails
setattr_more ioctl failed on '/mnt/test/test/setattr_more/file': Invalid argument (22)
scoutfs: setattr failed: Invalid argument (22)
== large size is set
578437695752307201
== large data_version is set
578437695752307201
== large ctime is set
1972-02-19 00:06:25.999999999 +0000
== large offline extents are created
Filesystem type is: 554f4353
File size of /mnt/test/test/setattr_more/file is 40988672 (10007 blocks of 4096 bytes)
 ext:     logical_offset:        physical_offset: length:   expected: flags:
   0:        0..   10006:          0..     10006:  10007:             unknown,eof
/mnt/test/test/setattr_more/file: 1 extent found
== correct offline extent length
976563