Fixes _scratch_mkfs_blocksized() to support btrfs. And the functions
indentation to use tab instead of space.

v2:
 Patch 1/2:
    Use grep -w
    Drop redundant $MKFS_OPTIONS

Anand Jain (2):
  btrfs: support other sectorsizes in _scratch_mkfs_blocksized
  _scratch_mkfs_blocksized: fix indentation

 common/rc | 59 +++++++++++++++++++++++++++++++++----------------------
 1 file changed, 35 insertions(+), 24 deletions(-)

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2.27.0