This patch adds a warning to let the user know when the legacy
qgroup creation / removal API is in use. Eventually, we can
deprecate this API.
Signed-off-by: Sargun Dhillon <sargun@xxxxxxxxx>
---
fs/btrfs/ioctl.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 78c8321..fba409f 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -5027,6 +5027,8 @@ static long btrfs_ioctl_qgroup_create(struct file *file, void __user *arg)
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
+ pr_info_once("btrfs: Usage of deprecated btrfs_qgroup_create ioctl\n");
+
ret = mnt_want_write_file(file);
if (ret)
return ret;
--
2.9.3
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