I forgot to update the expected output. Ignore this. On 2019/06/07 11:34, Naohiro Aota wrote: > There is a long lived bug that btrfs wait for readahead to finish > indefinitely when readahead zone is inserted into seed devices. > > Current write size to the file "foobar" is too small to run readahead > before the replacing on seed device. So, increase the write size to > reproduce the issue. > > Following patch fixes it: > > "btrfs: start readahead also in seed devices" > > Signed-off-by: Naohiro Aota <naohiro.aota@xxxxxxx> > --- > tests/btrfs/163 | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tests/btrfs/163 b/tests/btrfs/163 > index 8c93e83b970a..24c725afb6b9 100755 > --- a/tests/btrfs/163 > +++ b/tests/btrfs/163 > @@ -50,7 +50,7 @@ create_seed() > { > _mkfs_dev $dev_seed > run_check _mount $dev_seed $SCRATCH_MNT > - $XFS_IO_PROG -f -d -c "pwrite -S 0xab 0 256K" $SCRATCH_MNT/foobar >\ > + $XFS_IO_PROG -f -d -c "pwrite -S 0xab 0 4M" $SCRATCH_MNT/foobar >\ > /dev/null > echo -- gloden -- > od -x $SCRATCH_MNT/foobar >