13 void ceph_adjust_quota_realms_count(struct inode *inode, bool inc)  in ceph_adjust_quota_realms_count()  argument
15 	struct ceph_mds_client *mdsc = ceph_sb_to_mdsc(inode->i_sb);  in ceph_adjust_quota_realms_count()
22 static inline bool ceph_has_realms_with_quotas(struct inode *inode)  in ceph_has_realms_with_quotas()  argument
24 	struct super_block *sb = inode->i_sb;  in ceph_has_realms_with_quotas()
26 	struct inode *root = d_inode(sb->s_root);  in ceph_has_realms_with_quotas()
34 	if (ceph_vino_is_reserved(ceph_inode(inode)->i_vino))  in ceph_has_realms_with_quotas()
47 	struct inode *inode;  in ceph_handle_quota()  local
63 	inode = ceph_find_inode(sb, vino);  in ceph_handle_quota()
64 	if (!inode) {  in ceph_handle_quota()
68 	ci = ceph_inode(inode);  in ceph_handle_quota()
78 	iput(inode);  in ceph_handle_quota()
107 			qri->inode = NULL;  in find_quotarealm_inode()
128 static struct inode *lookup_quotarealm_inode(struct ceph_mds_client *mdsc,  in lookup_quotarealm_inode()
133 	struct inode *in;  in lookup_quotarealm_inode()
140 	if (qri->inode && ceph_is_any_caps(qri->inode)) {  in lookup_quotarealm_inode()
143 		return qri->inode;  in lookup_quotarealm_inode()
151 	if (qri->inode) {  in lookup_quotarealm_inode()
153 		int ret = __ceph_do_getattr(qri->inode, NULL,  in lookup_quotarealm_inode()
156 			in = qri->inode;  in lookup_quotarealm_inode()
169 		qri->inode = in;  in lookup_quotarealm_inode()
190 		iput(qri->inode);  in ceph_cleanup_quotarealms_inodes()
211 static int get_quota_realm(struct ceph_mds_client *mdsc, struct inode *inode,  in get_quota_realm()  argument
217 	struct inode *in;  in get_quota_realm()
222 	if (ceph_snap(inode) != CEPH_NOSNAP)  in get_quota_realm()
226 	realm = ceph_inode(inode)->i_snap_realm;  in get_quota_realm()
231 				   "null i_snap_realm\n", ceph_vinop(inode));  in get_quota_realm()
236 		has_inode = realm->inode;  in get_quota_realm()
237 		in = has_inode ? igrab(realm->inode) : NULL;  in get_quota_realm()
243 			in = lookup_quotarealm_inode(mdsc, inode->i_sb, realm);  in get_quota_realm()
274 bool ceph_quota_is_same_realm(struct inode *old, struct inode *new)  in ceph_quota_is_same_realm()
321 static bool check_quota_exceeded(struct inode *inode, enum quota_check_op op,  in check_quota_exceeded()  argument
324 	struct ceph_mds_client *mdsc = ceph_sb_to_mdsc(inode->i_sb);  in check_quota_exceeded()
327 	struct inode *in;  in check_quota_exceeded()
331 	if (ceph_snap(inode) != CEPH_NOSNAP)  in check_quota_exceeded()
336 	realm = ceph_inode(inode)->i_snap_realm;  in check_quota_exceeded()
341 				   "null i_snap_realm\n", ceph_vinop(inode));  in check_quota_exceeded()
346 		has_inode = realm->inode;  in check_quota_exceeded()
347 		in = has_inode ? igrab(realm->inode) : NULL;  in check_quota_exceeded()
353 			in = lookup_quotarealm_inode(mdsc, inode->i_sb, realm);  in check_quota_exceeded()
418 bool ceph_quota_is_max_files_exceeded(struct inode *inode)  in ceph_quota_is_max_files_exceeded()  argument
420 	if (!ceph_has_realms_with_quotas(inode))  in ceph_quota_is_max_files_exceeded()
423 	WARN_ON(!S_ISDIR(inode->i_mode));  in ceph_quota_is_max_files_exceeded()
425 	return check_quota_exceeded(inode, QUOTA_CHECK_MAX_FILES_OP, 1);  in ceph_quota_is_max_files_exceeded()
436 bool ceph_quota_is_max_bytes_exceeded(struct inode *inode, loff_t newsize)  in ceph_quota_is_max_bytes_exceeded()  argument
438 	loff_t size = i_size_read(inode);  in ceph_quota_is_max_bytes_exceeded()
440 	if (!ceph_has_realms_with_quotas(inode))  in ceph_quota_is_max_bytes_exceeded()
447 	return check_quota_exceeded(inode, QUOTA_CHECK_MAX_BYTES_OP, (newsize - size));  in ceph_quota_is_max_bytes_exceeded()
458 bool ceph_quota_is_max_bytes_approaching(struct inode *inode, loff_t newsize)  in ceph_quota_is_max_bytes_approaching()  argument
460 	loff_t size = ceph_inode(inode)->i_reported_size;  in ceph_quota_is_max_bytes_approaching()
462 	if (!ceph_has_realms_with_quotas(inode))  in ceph_quota_is_max_bytes_approaching()
469 	return check_quota_exceeded(inode, QUOTA_CHECK_MAX_BYTES_APPROACHING_OP,  in ceph_quota_is_max_bytes_approaching()
488 	struct inode *in;  in ceph_quota_update_statfs()
500 	in = realm->inode ? igrab(realm->inode) : NULL;  in ceph_quota_update_statfs()