Re: [PATCH 1/2] ext4/045: skip test if the block size is 1k

["Darrick J. Wong" <djwong@kernel.org>]

On Tue, Jun 11, 2024 at 04:58:52AM -0400, Theodore Ts'o wrote:
> If the file system is 1k, this test will fail because with dir_index
> enabled, the directory tree will get too deep, and the kernel will
> return ENOSPC and log the EXT4-fs warning "Directory (ino: NNN) index
> full, reach max htree level: 2".  So if the blocksize is less than 2k,
> _notrun this test.

Didn't ext4 recently gain support for 3-level htrees?

--D

> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
> ---
>  tests/ext4/045 | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tests/ext4/045 b/tests/ext4/045
> index 4f0ad4aa7..5ae7a45b5 100755
> --- a/tests/ext4/045
> +++ b/tests/ext4/045
> @@ -44,6 +44,10 @@ workout()
>  
>         _scratch_mkfs "-O extent,dir_nlink,dir_index -I 256" >> $seqres.full 2>&1
>         _scratch_mount
> +       blocksize=$(_get_block_size $SCRATCH_MNT)
> +       if [ "$blocksize" -lt 2048 ]; then
> +	   _notrun "blocksize $blocksize, too small"
> +       fi
>  
>         # create directories
>         mkdir -p $3 2> /dev/null
> -- 
> 2.43.0
> 
>