unsigned long last_used;
};
+/*
+ * node for list of quotarealm inodes that are not visible from the filesystem
+ * mountpoint, but required to handle, e.g. quotas.
+ */
+struct ceph_quotarealm_inode {
+ struct rb_node node;
+ u64 ino;
+ unsigned long timeout; /* last time a lookup failed for this inode */
+ struct mutex mutex;
+ struct inode *inode;
+};
+
/*
* mds client state
*/
int stopping; /* true if shutting down */
atomic64_t quotarealms_count; /* # realms with quota */
+ /*
+ * We keep a list of inodes we don't see in the mountpoint but that we
+ * need to track quota realms.
+ */
+ struct rb_root quotarealms_inodes;
+ struct mutex quotarealms_inodes_mutex;
/*
* snap_rwsem will cover cap linkage into snaprealms, and
struct inode *dir);
extern struct ceph_mds_request *
ceph_mdsc_create_request(struct ceph_mds_client *mdsc, int op, int mode);
-extern void ceph_mdsc_submit_request(struct ceph_mds_client *mdsc,
- struct ceph_mds_request *req);
+extern int ceph_mdsc_submit_request(struct ceph_mds_client *mdsc,
+ struct inode *dir,
+ struct ceph_mds_request *req);
extern int ceph_mdsc_do_request(struct ceph_mds_client *mdsc,
struct inode *dir,
struct ceph_mds_request *req);
struct ceph_mds_session *session);
extern void ceph_queue_cap_reclaim_work(struct ceph_mds_client *mdsc);
extern void ceph_reclaim_caps_nr(struct ceph_mds_client *mdsc, int nr);
+extern int ceph_iterate_session_caps(struct ceph_mds_session *session,
+ int (*cb)(struct inode *,
+ struct ceph_cap *, void *),
+ void *arg);
extern void ceph_mdsc_pre_umount(struct ceph_mds_client *mdsc);
+static inline void ceph_mdsc_free_path(char *path, int len)
+{
+ if (path)
+ __putname(path - (PATH_MAX - 1 - len));
+}
+
extern char *ceph_mdsc_build_path(struct dentry *dentry, int *plen, u64 *base,
int stop_on_nosnap);