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btrfs-progs: subvol show: don't return error if quotas are not enabled

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The command 'subvolume show' would return error code in case quotas are
not enabled or in any other error. In case they're not enabled, it's not
fatal, no-qgroup setups are quite common.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-06-19 20:50:59 +02:00
parent ceacaa112e
commit f0aab17fc0
1 changed files with 11 additions and 8 deletions
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19
cmds-subvolume.c
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@ -1129,20 +1129,23 @@ static int cmd_subvol_show(const struct cmd_struct *cmd, int argc, char **argv)
btrfs_util_destroy_subvolume_iterator(iter);
ret = btrfs_qgroup_query(fd, subvol.id, &stats);
if (ret && ret != -ENOTTY && ret != -ENODATA) {
fprintf(stderr,
"\nERROR: BTRFS_IOC_QUOTA_QUERY failed: %s\n",
strerror(-ret));
if (ret == -ENOTTY) {
/* Quotas not enabled */
ret = 0;
goto out;
}
if (ret == -ENOTTY) {
/* Quota information not available, not fatal */
printf("\tQuota group:\t\tn/a\n");
ret = 0;
goto out;
}
if (ret) {
if (ret == -ENOTTY)
printf("quotas not enabled\n");
else
printf("quotas not available\n");
fprintf(stderr, "ERROR: quota query failed: %m");
goto out;
}
printf("\tQuota group:\t\t0/%" PRIu64 "\n", subvol.id);
fflush(stdout);