Cgroupv2 writeback support can't be easily detected. But it is kindof expected from block based file systems and can be easily added, so just assume support and fail if it doesn't work. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- tests/shared/011 | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tests/shared/011 b/tests/shared/011 index a0ac375d..b4cdc5ed 100755 --- a/tests/shared/011 +++ b/tests/shared/011 @@ -39,11 +39,14 @@ rm -f $seqres.full # real QA test starts here # Modify as appropriate. -_supported_fs ext4 btrfs +_supported_fs generic _supported_os Linux _require_scratch _require_cgroup2 io +# cgroup v2 writeback is only support on block devices so far +_require_block_device $SCRATCH_DEV + smajor=$((0x`stat -L -c %t $SCRATCH_DEV`)) sminor=$((0x`stat -L -c %T $SCRATCH_DEV`)) cgdir=$CGROUP2_PATH -- 2.20.1
