Fix zfs_clone_010_pos.ksh to verify the space used by multiple copies

The default blocksize in Linux is 1024 due to a GNU-ism.  Setting the
expected blocksize resolves the issue.  As mentioned in the PR an
alternate solution would be to set POSIXLY_CORRECT=1.

Reviewed-by: Richard Laager <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: yuxiang <[email protected]>
Closes #5167 

2 files changed, 8 insertions, 3 deletions

diff --git a/tests/runfiles/linux.run b/tests/runfiles/linux.run
index 086774404..9ab9c60f9 100644
--- a/tests/runfiles/linux.run
+++ b/tests/runfiles/linux.run
@@ -81,11 +81,11 @@ tests = ['zfs_clone_001_neg', 'zfs_clone_002_pos', 'zfs_clone_003_pos',
     'zfs_clone_007_pos', 'zfs_clone_008_neg', 'zfs_clone_009_neg']
 
 # DISABLED:
-# zfs_copies_002_pos - needs investigation
 # zfs_copies_003_pos - zpool on zvol
 # zfs_copies_005_neg - nested pools
 [tests/functional/cli_root/zfs_copies]
-tests = ['zfs_copies_001_pos', 'zfs_copies_004_neg', 'zfs_copies_006_pos']
+tests = ['zfs_copies_001_pos', 'zfs_copies_002_pos', 'zfs_copies_004_neg',
+    'zfs_copies_006_pos']
 
 [tests/functional/cli_root/zfs_create]
 tests = ['zfs_create_001_pos', 'zfs_create_002_pos', 'zfs_create_003_pos',
diff --git a/tests/zfs-tests/tests/functional/cli_root/zfs_copies/zfs_copies_002_pos.ksh b/tests/zfs-tests/tests/functional/cli_root/zfs_copies/zfs_copies_002_pos.ksh
index 46fe0f5a4..45ebd2bd7 100755
--- a/tests/zfs-tests/tests/functional/cli_root/zfs_copies/zfs_copies_002_pos.ksh
+++ b/tests/zfs-tests/tests/functional/cli_root/zfs_copies/zfs_copies_002_pos.ksh
@@ -77,9 +77,14 @@ for val in 1 2 3; do
 done
 
 log_note "Verify 'ls -s' can correctly list the space charged."
+if is_linux; then
+	blksize=1024
+else
+	blksize=512
+fi
 for val in 1 2 3; do
 	blks=`$LS -ls /$TESTPOOL/fs_$val/$FILE | $AWK '{print $1}'`
-	(( used = blks * 512 / (1024 * 1024) ))
+	(( used = blks * $blksize / (1024 * 1024) ))
 	check_used $used $val
 done