Listing subvolumes and getting default subvol in the filesystem don't need a
subv path,Any valid path related to Btrfs filesystem is ok to finish the work.
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
-
- ret = test_issubvolume(subvol);
- if (ret < 0) {
- fprintf(stderr, "ERROR: error accessing '%s'\n", subvol);
- goto out;
- }
- if (!ret) {
- fprintf(stderr, "ERROR: '%s' is not a subvolume\n", subvol);
- ret = -1;
- goto out;
- }
-
fd = open_file_or_dir(subvol);
if (fd < 0) {
ret = -1;
fd = open_file_or_dir(subvol);
if (fd < 0) {
ret = -1;
usage(cmd_subvol_get_default_usage);
subvol = argv[1];
usage(cmd_subvol_get_default_usage);
subvol = argv[1];
-
- ret = test_issubvolume(subvol);
- if (ret < 0) {
- fprintf(stderr, "ERROR: error accessing '%s'\n", subvol);
- return 1;
- }
- if (!ret) {
- fprintf(stderr, "ERROR: '%s' is not a subvolume\n", subvol);
- return 1;
- }
-
fd = open_file_or_dir(subvol);
if (fd < 0) {
fprintf(stderr, "ERROR: can't access '%s'\n", subvol);
fd = open_file_or_dir(subvol);
if (fd < 0) {
fprintf(stderr, "ERROR: can't access '%s'\n", subvol);