diff --git a/check b/check
index 607d2456e6a1..f7998853e747 100755
--- a/check
+++ b/check
@@ -143,7 +143,7 @@ get_group_list()
 	local grp=$1
 	local grpl=""
 	local sub=$(dirname $grp)
-	local fsgroup="$FSTYP"
+	local fsgroups="$FSTYP"
 
 	if [ -n "$sub" -a "$sub" != "." -a -d "$SRC_DIR/$sub" ]; then
 		# group is given as <subdir>/<group> (e.g. xfs/quick)
@@ -152,10 +152,11 @@ get_group_list()
 		return
 	fi
 
-	if [ "$FSTYP" = ext2 -o "$FSTYP" = ext3 ]; then
-	    fsgroup=ext4
+	if [ "$FSTYP" = ext2 -o "$FSTYP" = ext3 -o "$FSTYP" = ext4 ]; then
+	    fsgroups="$fsgroups ext-common"
 	fi
-	for d in $SRC_GROUPS $fsgroup; do
+
+	for d in $SRC_GROUPS $fsgroups; do
 		if ! test -d "$SRC_DIR/$d" ; then
 			continue
 		fi
diff --git a/tests/ext4/002 b/tests/ext-common/002
similarity index 99%
rename from tests/ext4/002
rename to tests/ext-common/002
index 9c6eb5a04136..7b3d5918bde9 100755
--- a/tests/ext4/002
+++ b/tests/ext-common/002
@@ -29,7 +29,7 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4 ext3
+_supported_fs ^ext2
 
 _require_scratch_nocheck
 _require_scratch_shutdown
diff --git a/tests/ext4/002.out b/tests/ext-common/002.out
similarity index 100%
rename from tests/ext4/002.out
rename to tests/ext-common/002.out
diff --git a/tests/ext4/036 b/tests/ext-common/036
similarity index 97%
rename from tests/ext4/036
rename to tests/ext-common/036
index 045fe82ff956..729d842df6e7 100755
--- a/tests/ext4/036
+++ b/tests/ext-common/036
@@ -15,7 +15,7 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext3 ext4
+_supported_fs ^ext2
 _require_scratch
 
 echo "Silence is golden"
diff --git a/tests/ext4/036.out b/tests/ext-common/036.out
similarity index 100%
rename from tests/ext4/036.out
rename to tests/ext-common/036.out
diff --git a/tests/ext4/037 b/tests/ext-common/037
similarity index 96%
rename from tests/ext4/037
rename to tests/ext-common/037
index ac309d67aac5..3f2232f0de60 100755
--- a/tests/ext4/037
+++ b/tests/ext-common/037
@@ -15,7 +15,7 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext3 ext4
+_supported_fs ^ext2
 
 # nofsck as we modify sb via debugfs
 _require_scratch_nocheck
diff --git a/tests/ext4/037.out b/tests/ext-common/037.out
similarity index 100%
rename from tests/ext4/037.out
rename to tests/ext-common/037.out
diff --git a/tests/ext4/038 b/tests/ext-common/038
similarity index 97%
rename from tests/ext4/038
rename to tests/ext-common/038
index b594bd9cb2e2..09d3b10bdcf2 100755
--- a/tests/ext4/038
+++ b/tests/ext-common/038
@@ -12,7 +12,7 @@ _begin_fstest auto quick
 
 # Import common functions.
 
-_supported_fs ext3 ext4
+_supported_fs ^ext2
 _require_scratch
 _require_command "$DEBUGFS_PROG" debugfs
 
diff --git a/tests/ext4/038.out b/tests/ext-common/038.out
similarity index 100%
rename from tests/ext4/038.out
rename to tests/ext-common/038.out
diff --git a/tests/ext4/039 b/tests/ext-common/039
similarity index 98%
rename from tests/ext4/039
rename to tests/ext-common/039
index 2830740eb3cf..be766668df60 100755
--- a/tests/ext4/039
+++ b/tests/ext-common/039
@@ -56,7 +56,7 @@ chattr_opt: $chattr_opt" >>$seqres.full
 	done
 }
 
-_supported_fs ext3 ext4
+_supported_fs ^ext2
 _require_scratch
 _exclude_scratch_mount_option dax
 
diff --git a/tests/ext4/039.out b/tests/ext-common/039.out
similarity index 100%
rename from tests/ext4/039.out
rename to tests/ext-common/039.out
diff --git a/tests/ext4/040 b/tests/ext-common/040
similarity index 98%
rename from tests/ext4/040
rename to tests/ext-common/040
index 5760058ad7d4..f22c655b4909 100755
--- a/tests/ext4/040
+++ b/tests/ext-common/040
@@ -21,7 +21,6 @@ PIDS=""
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext2 ext3 ext4
 _require_scratch_nocheck
 _disable_dmesg_check
 _require_command "$DEBUGFS_PROG"
diff --git a/tests/ext4/040.out b/tests/ext-common/040.out
similarity index 100%
rename from tests/ext4/040.out
rename to tests/ext-common/040.out
diff --git a/tests/ext4/041 b/tests/ext-common/041
similarity index 98%
rename from tests/ext4/041
rename to tests/ext-common/041
index 76513db3f887..3df1b9db803d 100755
--- a/tests/ext4/041
+++ b/tests/ext-common/041
@@ -21,7 +21,6 @@ PIDS=""
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext2 ext3 ext4
 _require_scratch_nocheck
 _disable_dmesg_check
 _require_command "$DEBUGFS_PROG"
diff --git a/tests/ext4/041.out b/tests/ext-common/041.out
similarity index 100%
rename from tests/ext4/041.out
rename to tests/ext-common/041.out
diff --git a/tests/ext4/042 b/tests/ext-common/042
similarity index 97%
rename from tests/ext4/042
rename to tests/ext-common/042
index 0d97f6de4c2a..61fe948f2b61 100755
--- a/tests/ext4/042
+++ b/tests/ext-common/042
@@ -12,9 +12,6 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-
-# Modify as appropriate.
-_supported_fs ext2 ext3 ext4
 _require_scratch
 
 _scratch_mkfs >> $seqres.full 2>&1
diff --git a/tests/ext4/042.out b/tests/ext-common/042.out
similarity index 100%
rename from tests/ext4/042.out
rename to tests/ext-common/042.out
diff --git a/tests/ext4/043 b/tests/ext-common/043
similarity index 97%
rename from tests/ext4/043
rename to tests/ext-common/043
index 0bbbb42ac41d..cf0bef4e7407 100755
--- a/tests/ext4/043
+++ b/tests/ext-common/043
@@ -12,7 +12,7 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext3 ext4
+_supported_fs ^ext2
 
 _require_scratch
 _require_test_program "t_get_file_time"
diff --git a/tests/ext4/043.out b/tests/ext-common/043.out
similarity index 100%
rename from tests/ext4/043.out
rename to tests/ext-common/043.out
diff --git a/tests/ext4/053 b/tests/ext-common/053
similarity index 99%
rename from tests/ext4/053
rename to tests/ext-common/053
index 4f20d217d5fd..5922ed571d8a 100755
--- a/tests/ext4/053
+++ b/tests/ext-common/053
@@ -39,7 +39,6 @@ echo "Silence is golden."
 SIZE=$((1024 * 1024))	# 1GB in KB
 LOGSIZE=$((10 *1024))	# 10MB in KB
 
-_supported_fs ext2 ext3 ext4
 _require_scratch_size $SIZE
 _require_quota
 _require_loop
diff --git a/tests/ext4/053.out b/tests/ext-common/053.out
similarity index 100%
rename from tests/ext4/053.out
rename to tests/ext-common/053.out
diff --git a/tests/ext-common/Makefile b/tests/ext-common/Makefile
new file mode 100644
index 000000000000..686d38410377
--- /dev/null
+++ b/tests/ext-common/Makefile
@@ -0,0 +1,24 @@
+#
+# Copyright (c) 2003-2005 Silicon Graphics, Inc.  All Rights Reserved.
+#
+
+TOPDIR = ../..
+include $(TOPDIR)/include/builddefs
+include $(TOPDIR)/include/buildgrouplist
+
+THIS_DIR = ext-common
+TARGET_DIR = $(PKG_LIB_DIR)/$(TESTS_DIR)/$(THIS_DIR)
+DIRT = group.list
+
+default: $(DIRT)
+
+include $(BUILDRULES)
+
+install: default
+	$(INSTALL) -m 755 -d $(TARGET_DIR)
+	$(INSTALL) -m 755 $(TESTS) $(TARGET_DIR)
+	$(INSTALL) -m 644 group.list $(TARGET_DIR)
+	$(INSTALL) -m 644 $(OUTFILES) $(TARGET_DIR)
+
+# Nothing.
+install-dev install-lib:
diff --git a/tests/ext4/001 b/tests/ext4/001
index 4575cf6973bb..7d20794c90dc 100755
--- a/tests/ext4/001
+++ b/tests/ext4/001
@@ -14,7 +14,6 @@ _begin_fstest auto prealloc quick zero fiemap
 . ./common/filter
 . ./common/punch
 
-_supported_fs ext4
 _require_xfs_io_command "falloc"
 _require_xfs_io_command "fzero"
 _require_test
diff --git a/tests/ext4/003 b/tests/ext4/003
index e2b588d88849..5b5c5f5335b2 100755
--- a/tests/ext4/003
+++ b/tests/ext4/003
@@ -20,8 +20,6 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 _require_scratch_ext4_feature "bigalloc"
 
diff --git a/tests/ext4/004 b/tests/ext4/004
index ab2f838e9fac..6dee9d43130c 100755
--- a/tests/ext4/004
+++ b/tests/ext4/004
@@ -43,8 +43,6 @@ workout()
 	rm -rf restoresymtable
 }
 
-_supported_fs ext4
-
 _require_test
 _require_scratch
 
diff --git a/tests/ext4/005 b/tests/ext4/005
index a271fbbf641a..f162dee11d1e 100755
--- a/tests/ext4/005
+++ b/tests/ext4/005
@@ -17,7 +17,6 @@ _begin_fstest auto quick metadata ioctl rw
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 _require_command "$CHATTR_PROG" chattr
 
diff --git a/tests/ext4/006 b/tests/ext4/006
index d78620731148..a4c9fd5ca75b 100755
--- a/tests/ext4/006
+++ b/tests/ext4/006
@@ -28,8 +28,6 @@ if [ ! -x "$(type -P e2fuzz)" ]; then
 	_notrun "Couldn't find e2fuzz"
 fi
 
-_supported_fs ext4
-
 _require_scratch
 _require_attrs
 _require_populate_commands
diff --git a/tests/ext4/007 b/tests/ext4/007
index deedbd9e8fb3..3a1f05a46b6d 100755
--- a/tests/ext4/007
+++ b/tests/ext4/007
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/008 b/tests/ext4/008
index b4b20ac10d6d..fdd5fef82f91 100755
--- a/tests/ext4/008
+++ b/tests/ext4/008
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/009 b/tests/ext4/009
index 06a42fd77ffa..7b498d9777f4 100755
--- a/tests/ext4/009
+++ b/tests/ext4/009
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_xfs_io_command "falloc"
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
diff --git a/tests/ext4/010 b/tests/ext4/010
index 1139c79e80d5..a6c52c2044f9 100755
--- a/tests/ext4/010
+++ b/tests/ext4/010
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 _require_dumpe2fs
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
diff --git a/tests/ext4/011 b/tests/ext4/011
index cae4fb6b8476..9ef5f9f9e26d 100755
--- a/tests/ext4/011
+++ b/tests/ext4/011
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/012 b/tests/ext4/012
index f7f2b0fb4557..aaef6bf709c4 100755
--- a/tests/ext4/012
+++ b/tests/ext4/012
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/013 b/tests/ext4/013
index 7d2a9154a669..6814415cee6c 100755
--- a/tests/ext4/013
+++ b/tests/ext4/013
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/014 b/tests/ext4/014
index ffed795ad4e9..20ae684df994 100755
--- a/tests/ext4/014
+++ b/tests/ext4/014
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/015 b/tests/ext4/015
index 81feda5c9423..e405a3da96d6 100755
--- a/tests/ext4/015
+++ b/tests/ext4/015
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_xfs_io_command "falloc"
 _require_xfs_io_command "fpunch"
 _require_scratch
diff --git a/tests/ext4/016 b/tests/ext4/016
index b7db4cfda649..00dcb61ec7b0 100755
--- a/tests/ext4/016
+++ b/tests/ext4/016
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/017 b/tests/ext4/017
index fc867442c3da..c29f6a741674 100755
--- a/tests/ext4/017
+++ b/tests/ext4/017
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/018 b/tests/ext4/018
index f7377f059fb8..d0e071c68def 100755
--- a/tests/ext4/018
+++ b/tests/ext4/018
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/019 b/tests/ext4/019
index 987972a80a37..35b291abd598 100755
--- a/tests/ext4/019
+++ b/tests/ext4/019
@@ -21,8 +21,6 @@ _cleanup()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
-
 _require_scratch
 test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
 _require_attrs
diff --git a/tests/ext4/020 b/tests/ext4/020
index a2fb60fa8cc6..6a3a5a299c45 100755
--- a/tests/ext4/020
+++ b/tests/ext4/020
@@ -17,7 +17,6 @@ _begin_fstest auto quick ioctl rw defrag
 . ./common/filter
 . ./common/defrag
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 
diff --git a/tests/ext4/021 b/tests/ext4/021
index d69dc584dc58..8df8edb22591 100755
--- a/tests/ext4/021
+++ b/tests/ext4/021
@@ -12,7 +12,6 @@ _begin_fstest auto quick
 
 # Import common functions.
 
-_supported_fs ext4
 _require_scratch
 _require_dumpe2fs
 
diff --git a/tests/ext4/022 b/tests/ext4/022
index 6b74ff892a35..f5701c1b43a0 100755
--- a/tests/ext4/022
+++ b/tests/ext4/022
@@ -18,7 +18,6 @@ do_setfattr()
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
 _require_scratch
 _require_dumpe2fs
 _require_command "$DEBUGFS_PROG" debugfs
diff --git a/tests/ext4/023 b/tests/ext4/023
index b5217da33f15..4e26aae6535b 100755
--- a/tests/ext4/023
+++ b/tests/ext4/023
@@ -18,7 +18,6 @@ _register_cleanup "_cleanup" BUS
 . ./common/populate
 . ./common/fuzzy
 
-_supported_fs ext4
 _require_scratch
 
 echo "Format and populate"
diff --git a/tests/ext4/024 b/tests/ext4/024
index e58cb9918f25..0b05d7345f24 100755
--- a/tests/ext4/024
+++ b/tests/ext4/024
@@ -13,7 +13,6 @@ _begin_fstest auto quick encrypt dangerous
 # get standard environment and checks
 . ./common/encrypt
 
-_supported_fs ext4
 _require_scratch_encryption
 _require_command "$KEYCTL_PROG" keyctl
 
diff --git a/tests/ext4/025 b/tests/ext4/025
index ce3a3d21969b..2f9da4c7d957 100755
--- a/tests/ext4/025
+++ b/tests/ext4/025
@@ -13,7 +13,6 @@ _begin_fstest auto quick fuzzers dangerous
 # get standard environment and checks
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch_nocheck
 _require_command "$DEBUGFS_PROG" debugfs
 _require_scratch_ext4_feature "bigalloc,meta_bg,^resize_inode"
diff --git a/tests/ext4/026 b/tests/ext4/026
index 5bb2add23036..494de9bcdcae 100755
--- a/tests/ext4/026
+++ b/tests/ext4/026
@@ -16,7 +16,6 @@ _begin_fstest auto quick attr
 . ./common/filter
 . ./common/attr
 
-_supported_fs ext4
 _require_scratch
 _require_attrs
 _require_scratch_ext4_feature "ea_inode"
diff --git a/tests/ext4/027 b/tests/ext4/027
index 93de00f29481..50d999c25713 100755
--- a/tests/ext4/027
+++ b/tests/ext4/027
@@ -19,7 +19,6 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 _require_xfs_io_command "fsmap"
 
diff --git a/tests/ext4/028 b/tests/ext4/028
index 30f3c4480c7c..244fd4442825 100755
--- a/tests/ext4/028
+++ b/tests/ext4/028
@@ -20,7 +20,6 @@ _cleanup()
 . ./common/filter
 . ./common/populate
 
-_supported_fs ext4
 _require_scratch
 _require_populate_commands
 _require_xfs_io_command "fsmap"
diff --git a/tests/ext4/029 b/tests/ext4/029
index 8a6969d2aaef..0912b04d4f0c 100755
--- a/tests/ext4/029
+++ b/tests/ext4/029
@@ -19,7 +19,6 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_logdev
 _require_scratch
 _require_xfs_io_command "fsmap"
diff --git a/tests/ext4/030 b/tests/ext4/030
index 80f34ccf3e49..c54a0131b6de 100755
--- a/tests/ext4/030
+++ b/tests/ext4/030
@@ -14,8 +14,6 @@ _begin_fstest auto quick dax
 # Import common functions.
 . ./common/filter
 
-# Modify as appropriate.
-_supported_fs ext4
 _require_scratch_dax_mountopt "dax"
 _require_test_program "t_ext4_dax_journal_corruption"
 _require_command "$CHATTR_PROG" chattr
diff --git a/tests/ext4/031 b/tests/ext4/031
index b583f825162f..1f129460f0f7 100755
--- a/tests/ext4/031
+++ b/tests/ext4/031
@@ -18,8 +18,6 @@ _begin_fstest auto quick dax
 SAVE_MOUNT_OPTIONS="$MOUNT_OPTIONS"
 MOUNT_OPTIONS=""
 
-# Modify as appropriate.
-_supported_fs ext4
 _require_scratch_dax_mountopt "dax"
 _require_test_program "t_ext4_dax_inline_corruption"
 _require_scratch_ext4_feature "inline_data"
diff --git a/tests/ext4/032 b/tests/ext4/032
index 238ab178363c..815502ef031b 100755
--- a/tests/ext4/032
+++ b/tests/ext4/032
@@ -83,8 +83,6 @@ _cleanup()
 
 # get standard environment and checks
 
-_supported_fs ext4
-
 _require_loop
 _require_scratch
 # We use resize_inode to make sure that block group descriptor table
diff --git a/tests/ext4/033 b/tests/ext4/033
index 53f7106e2c6b..be102bbdcdea 100755
--- a/tests/ext4/033
+++ b/tests/ext4/033
@@ -24,7 +24,6 @@ _cleanup()
 . ./common/filter
 . ./common/dmhugedisk
 
-_supported_fs ext4
 _require_scratch_nocheck
 _require_dmhugedisk
 _require_dumpe2fs
diff --git a/tests/ext4/034 b/tests/ext4/034
index cdd2e553f534..e50f9277e634 100755
--- a/tests/ext4/034
+++ b/tests/ext4/034
@@ -17,9 +17,6 @@ _begin_fstest auto quick quota fiemap prealloc
 . ./common/filter
 . ./common/quota
 
-
-# Modify as appropriate.
-_supported_fs ext4
 _require_scratch
 _require_quota
 _require_nobody
diff --git a/tests/ext4/035 b/tests/ext4/035
index cf221c5adb7d..e8da7481edf5 100755
--- a/tests/ext4/035
+++ b/tests/ext4/035
@@ -19,7 +19,6 @@ _begin_fstest auto quick resize
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 _exclude_scratch_mount_option dax
 _require_command "$RESIZE2FS_PROG" resize2fs
diff --git a/tests/ext4/044 b/tests/ext4/044
index 53006514dc72..ec8c0f4e7bc9 100755
--- a/tests/ext4/044
+++ b/tests/ext4/044
@@ -12,7 +12,6 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 _require_test_program "t_get_file_time"
 _require_metadata_journaling
diff --git a/tests/ext4/045 b/tests/ext4/045
index 587bedece4e1..3db87dbd1b39 100755
--- a/tests/ext4/045
+++ b/tests/ext4/045
@@ -16,8 +16,6 @@ LONG_DIR=2
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 _require_scratch_ext4_feature large_dir
 _require_test_program "t_create_short_dirs"
diff --git a/tests/ext4/046 b/tests/ext4/046
index 5c2100ce9253..b8e11b81a404 100755
--- a/tests/ext4/046
+++ b/tests/ext4/046
@@ -16,7 +16,6 @@ _begin_fstest auto prealloc quick
 . ./common/filter
 
 _require_check_dmesg
-_supported_fs ext4
 _require_scratch
 _require_xfs_io_command "falloc"
 _require_scratch_size $((6 * 1024 * 1024)) #kB
diff --git a/tests/ext4/047 b/tests/ext4/047
index f67b615ab082..c0fce3a0f658 100755
--- a/tests/ext4/047
+++ b/tests/ext4/047
@@ -13,7 +13,6 @@ _begin_fstest auto quick dax
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch_dax_mountopt "dax=always"
 _require_dax_iflag
 _require_scratch_ext4_feature "inline_data"
diff --git a/tests/ext4/048 b/tests/ext4/048
index 99a2c7b8fe4d..c8981058e0b9 100755
--- a/tests/ext4/048
+++ b/tests/ext4/048
@@ -13,8 +13,6 @@ _begin_fstest auto quick dir
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 _require_command "$DEBUGFS_PROG" debugfs
 
diff --git a/tests/ext4/049 b/tests/ext4/049
index 5b24e632a73b..6a86b16b2aa9 100755
--- a/tests/ext4/049
+++ b/tests/ext4/049
@@ -13,7 +13,6 @@ _begin_fstest auto quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 
 sdev=$(_short_dev ${SCRATCH_DEV})
diff --git a/tests/ext4/050 b/tests/ext4/050
index 6ba0038e71f2..350f62907b04 100755
--- a/tests/ext4/050
+++ b/tests/ext4/050
@@ -13,8 +13,6 @@ _begin_fstest auto ioctl quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 _require_command "$DEBUGFS_PROG" debugfs
 
diff --git a/tests/ext4/051 b/tests/ext4/051
index a1e35fa323d3..4317b86d2a8c 100755
--- a/tests/ext4/051
+++ b/tests/ext4/051
@@ -12,7 +12,6 @@
 . ./common/preamble
 _begin_fstest auto rw quick
 
-_supported_fs ext4
 _require_scratch
 _require_scratch_shutdown
 _require_command "$TUNE2FS_PROG" tune2fs
diff --git a/tests/ext4/052 b/tests/ext4/052
index edcdc02515f7..adcf632679b4 100755
--- a/tests/ext4/052
+++ b/tests/ext4/052
@@ -27,9 +27,6 @@ _cleanup()
 # Import common functions.
 # . ./common/filter
 
-
-# Modify as appropriate.
-_supported_fs ext4
 _require_test
 _require_loop
 _require_test_program "dirstress"
diff --git a/tests/ext4/054 b/tests/ext4/054
index 0dbe83640072..9b806bca8e46 100755
--- a/tests/ext4/054
+++ b/tests/ext4/054
@@ -17,7 +17,6 @@ _begin_fstest auto quick dangerous_fuzzers prealloc punch
 # Import common functions
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch_nocheck
 _require_xfs_io_command "falloc"
 _require_xfs_io_command "pwrite"
diff --git a/tests/ext4/055 b/tests/ext4/055
index e1815c23727a..6f5704049b7c 100755
--- a/tests/ext4/055
+++ b/tests/ext4/055
@@ -17,7 +17,6 @@
 _begin_fstest auto quota
 
 _require_scratch_nocheck
-_supported_fs ext4
 _require_user fsgqa
 _require_user fsgqa2
 _require_command "$DEBUGFS_PROG" debugfs
diff --git a/tests/ext4/056 b/tests/ext4/056
index 8a290b11d697..fd471fde3038 100755
--- a/tests/ext4/056
+++ b/tests/ext4/056
@@ -26,7 +26,6 @@ ONLINE_RESIZE_BLOCK_LIMIT=$((256*1024*1024))
 
 STOP_ITER=255   # Arbitrary return code
 
-_supported_fs ext4
 _require_scratch_size $(($RESIZED_FS_SIZE/1024))
 _require_test_program "ext4_resize"
 
diff --git a/tests/ext4/057 b/tests/ext4/057
index 73cdf941a181..d8655e00150e 100755
--- a/tests/ext4/057
+++ b/tests/ext4/057
@@ -11,7 +11,6 @@ _begin_fstest auto ioctl
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 _require_test_program uuid_ioctl
 _require_command $UUIDGEN_PROG uuidgen
diff --git a/tests/ext4/058 b/tests/ext4/058
index f853649644db..c291547b38fd 100755
--- a/tests/ext4/058
+++ b/tests/ext4/058
@@ -13,7 +13,6 @@
 . ./common/preamble
 _begin_fstest auto quick
 
-_supported_fs ext4
 _fixed_by_kernel_commit a08f789d2ab5 \
 	"ext4: fix bug_on ext4_mb_use_inode_pa"
 _require_scratch
diff --git a/tests/ext4/059 b/tests/ext4/059
index 50e788f0a169..6bb1c4bac44d 100755
--- a/tests/ext4/059
+++ b/tests/ext4/059
@@ -11,7 +11,6 @@
 . ./common/preamble
 _begin_fstest auto resize quick
 
-_supported_fs ext4
 _fixed_by_kernel_commit b55c3cd102a6 \
 	"ext4: add reserved GDT blocks check"
 
diff --git a/tests/ext4/060 b/tests/ext4/060
index 38d1c8f7b672..67d6e444c051 100755
--- a/tests/ext4/060
+++ b/tests/ext4/060
@@ -14,7 +14,6 @@
 . ./common/preamble
 _begin_fstest auto resize quick
 
-_supported_fs ext4
 _fixed_by_kernel_commit a6b3bfe176e8 \
 	"ext4: fix corruption during on-line resize"
 
diff --git a/tests/ext4/271 b/tests/ext4/271
index 6d60f40d3d25..62bb8a073934 100755
--- a/tests/ext4/271
+++ b/tests/ext4/271
@@ -12,7 +12,6 @@ _begin_fstest auto rw quick
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
 _require_scratch
 # this test needs no journal to be loaded, skip on journal related mount
 # options, otherwise mount would fail with "-o noload" mount option
diff --git a/tests/ext4/301 b/tests/ext4/301
index dd0c7d483761..855ebe3d0660 100755
--- a/tests/ext4/301
+++ b/tests/ext4/301
@@ -15,7 +15,6 @@ fio_config=$tmp.fio
 . ./common/filter
 . ./common/defrag
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 _require_odirect
diff --git a/tests/ext4/302 b/tests/ext4/302
index d73cf9bf84da..9e3c5e6939eb 100755
--- a/tests/ext4/302
+++ b/tests/ext4/302
@@ -16,7 +16,6 @@ fio_config=$tmp.fio
 . ./common/filter
 . ./common/defrag
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 _require_odirect
diff --git a/tests/ext4/303 b/tests/ext4/303
index d9be45674e40..8cfb69830687 100755
--- a/tests/ext4/303
+++ b/tests/ext4/303
@@ -16,7 +16,6 @@ fio_config=$tmp.fio
 . ./common/filter
 . ./common/defrag
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 _require_odirect
diff --git a/tests/ext4/304 b/tests/ext4/304
index 208b8a2ac119..7ef2e6508cd3 100755
--- a/tests/ext4/304
+++ b/tests/ext4/304
@@ -17,7 +17,6 @@ fio_config=$tmp.fio
 . ./common/filter
 . ./common/defrag
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 _require_odirect
diff --git a/tests/ext4/305 b/tests/ext4/305
index acada44bc75a..ce4d7742db23 100755
--- a/tests/ext4/305
+++ b/tests/ext4/305
@@ -22,8 +22,6 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 
 echo "Silence is golden"
diff --git a/tests/ext4/306 b/tests/ext4/306
index b5147caf547e..d657185cd5fe 100755
--- a/tests/ext4/306
+++ b/tests/ext4/306
@@ -22,8 +22,6 @@ _cleanup()
 # Import common functions.
 . ./common/filter
 
-_supported_fs ext4
-
 _require_scratch
 _require_command "$RESIZE2FS_PROG" resize2fs
 
diff --git a/tests/ext4/307 b/tests/ext4/307
index 8361f04312b2..b46be6b8b487 100755
--- a/tests/ext4/307
+++ b/tests/ext4/307
@@ -34,7 +34,6 @@ _workout()
 	run_check md5sum -c $out.md5sum
 }
 
-_supported_fs ext4
 _require_scratch
 _require_defrag
 _require_xfs_io_command "falloc"
