btrfs: qgroup: consolidate the parameter of fucntion update_qgroup_limit_item().

Cleanup: Change the parameter of update_qgroup_limit_item() to the family of
update_qgroup_xxx_item().

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>

1 files changed, 24 insertions, 27 deletions

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index bf926f766273..bf0702a865f8 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -644,9 +644,8 @@ out:
 }
 
 static int update_qgroup_limit_item(struct btrfs_trans_handle *trans,
-                                    struct btrfs_root *root, u64 qgroupid,
-                                    u64 flags, u64 max_rfer, u64 max_excl,
-                                    u64 rsv_rfer, u64 rsv_excl)
+                                    struct btrfs_root *root,
+                                    struct btrfs_qgroup *qgroup)
 {
         struct btrfs_path *path;
         struct btrfs_key key;
@@ -657,7 +656,7 @@ static int update_qgroup_limit_item(struct btrfs_trans_handle *trans,
 
         key.objectid = 0;
         key.type = BTRFS_QGROUP_LIMIT_KEY;
-        key.offset = qgroupid;
+        key.offset = qgroup->qgroupid;
 
         path = btrfs_alloc_path();
         if (!path)
@@ -673,11 +672,11 @@ static int update_qgroup_limit_item(struct btrfs_trans_handle *trans,
         l = path->nodes[0];
         slot = path->slots[0];
         qgroup_limit = btrfs_item_ptr(l, slot, struct btrfs_qgroup_limit_item);
-        btrfs_set_qgroup_limit_flags(l, qgroup_limit, flags);
-        btrfs_set_qgroup_limit_max_rfer(l, qgroup_limit, max_rfer);
-        btrfs_set_qgroup_limit_max_excl(l, qgroup_limit, max_excl);
-        btrfs_set_qgroup_limit_rsv_rfer(l, qgroup_limit, rsv_rfer);
-        btrfs_set_qgroup_limit_rsv_excl(l, qgroup_limit, rsv_excl);
+        btrfs_set_qgroup_limit_flags(l, qgroup_limit, qgroup->lim_flags);
+        btrfs_set_qgroup_limit_max_rfer(l, qgroup_limit, qgroup->max_rfer);
+        btrfs_set_qgroup_limit_max_excl(l, qgroup_limit, qgroup->max_excl);
+        btrfs_set_qgroup_limit_rsv_rfer(l, qgroup_limit, qgroup->rsv_rfer);
+        btrfs_set_qgroup_limit_rsv_excl(l, qgroup_limit, qgroup->rsv_excl);
 
         btrfs_mark_buffer_dirty(l);
 
@@ -1184,15 +1183,6 @@ int btrfs_limit_qgroup(struct btrfs_trans_handle *trans,
                 ret = -ENOENT;
                 goto out;
         }
-        ret = update_qgroup_limit_item(trans, quota_root, qgroupid,
-                                       limit->flags, limit->max_rfer,
-                                       limit->max_excl, limit->rsv_rfer,
-                                       limit->rsv_excl);
-        if (ret) {
-                fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
-                btrfs_info(fs_info, "unable to update quota limit for %llu",
-                       qgroupid);
-        }
 
         spin_lock(&fs_info->qgroup_lock);
         qgroup->lim_flags = limit->flags;
@@ -1201,6 +1191,14 @@ int btrfs_limit_qgroup(struct btrfs_trans_handle *trans,
         qgroup->rsv_rfer = limit->rsv_rfer;
         qgroup->rsv_excl = limit->rsv_excl;
         spin_unlock(&fs_info->qgroup_lock);
+
+        ret = update_qgroup_limit_item(trans, quota_root, qgroup);
+        if (ret) {
+                fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
+                btrfs_info(fs_info, "unable to update quota limit for %llu",
+                       qgroupid);
+        }
+
 out:
         mutex_unlock(&fs_info->qgroup_ioctl_lock);
         return ret;
@@ -2276,20 +2274,19 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans,
         }
 
         if (inherit && inherit->flags & BTRFS_QGROUP_INHERIT_SET_LIMITS) {
-                ret = update_qgroup_limit_item(trans, quota_root, objectid,
-                                               inherit->lim.flags,
-                                               inherit->lim.max_rfer,
-                                               inherit->lim.max_excl,
-                                               inherit->lim.rsv_rfer,
-                                               inherit->lim.rsv_excl);
-                if (ret)
-                        goto unlock;
-
                 dstgroup->lim_flags = inherit->lim.flags;
                 dstgroup->max_rfer = inherit->lim.max_rfer;
                 dstgroup->max_excl = inherit->lim.max_excl;
                 dstgroup->rsv_rfer = inherit->lim.rsv_rfer;
                 dstgroup->rsv_excl = inherit->lim.rsv_excl;
+
+                ret = update_qgroup_limit_item(trans, quota_root, dstgroup);
+                if (ret) {
+                        fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
+                        btrfs_info(fs_info, "unable to update quota limit for %llu",
+                               dstgroup->qgroupid);
+                        goto unlock;
+                }
         }
 
         if (srcid) {