common/xfs: refactor agcount calculation for mounted filesystems

Create a helper function to return the number of AGs of a mounted
filesystem so that we can get rid of the open-coded versions in various
tests.  The new helper will be used in a subsequent patch.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
This commit is contained in:
Darrick J. Wong
2019-07-31 18:43:04 -07:00
committed by Eryu Guan
parent a5a31b7913
commit 0c92d38b7b
12 changed files with 17 additions and 11 deletions
+1 -1
View File
@@ -37,7 +37,7 @@ echo "Format and mount"
_scratch_mkfs > "$seqres.full" 2>&1
_scratch_mount
agcount=$($XFS_INFO_PROG $SCRATCH_MNT | grep agcount= | sed -e 's/^.*agcount=\([0-9]*\),.*$/\1/g')
agcount=$(_xfs_mount_agcount $SCRATCH_MNT)
echo "Get fsmap" | tee -a $seqres.full
$XFS_IO_PROG -c 'fsmap -v' $SCRATCH_MNT > $TEST_DIR/fsmap