diff options
Diffstat (limited to 'test/py')
| -rw-r--r-- | test/py/tests/fs_helper.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/test/py/tests/fs_helper.py b/test/py/tests/fs_helper.py index 0ae7a4c4d7..380f4c4dca 100644 --- a/test/py/tests/fs_helper.py +++ b/test/py/tests/fs_helper.py @@ -9,7 +9,7 @@ import re import os from subprocess import call, check_call, check_output, CalledProcessError -def mk_fs(config, fs_type, size, prefix): +def mk_fs(config, fs_type, size, prefix, size_gran = 0x100000): """Create a file system volume Args: @@ -17,6 +17,7 @@ def mk_fs(config, fs_type, size, prefix): fs_type (str): File system type, e.g. 'ext4' size (int): Size of file system in bytes prefix (str): Prefix string of volume's file name + size_gran (int): Size granularity of file system image in bytes Raises: CalledProcessError: if any error occurs when creating the filesystem @@ -38,7 +39,7 @@ def mk_fs(config, fs_type, size, prefix): else: fs_lnxtype = fs_type - count = (size + 0x100000 - 1) // 0x100000 + count = (size + size_gran - 1) // size_gran # Some distributions do not add /sbin to the default PATH, where mkfs lives if '/sbin' not in os.environ["PATH"].split(os.pathsep): @@ -46,7 +47,7 @@ def mk_fs(config, fs_type, size, prefix): try: check_call(f'rm -f {fs_img}', shell=True) - check_call(f'dd if=/dev/zero of={fs_img} bs=1M count={count}', + check_call(f'dd if=/dev/zero of={fs_img} bs={size_gran} count={count}', shell=True) check_call(f'mkfs.{fs_lnxtype} {mkfs_opt} {fs_img}', shell=True) if fs_type == 'ext4': |