A tmpfs mount does not involve any block device, its $SCRATCH_DEV is
nothing but a place-holder, so apply 'df' or 'stat' to its mount point
$SCRATCH_MNT instead of to $SCRATCH_DEV.
Signed-off-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Junho Ryu <jayr@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
cd $SCRATCH_MNT/origin
- _disksize=`$DF_PROG -B 1 $SCRATCH_DEV | tail -1 | $AWK_PROG '{ print $5 }'`
+ _disksize=`$DF_PROG -B 1 $SCRATCH_MNT | tail -1 | $AWK_PROG '{ print $5 }'`
_disksize=$(($_disksize / 3))
_num=$(($_disksize / $count / $threads / 4096))
_count=$count