* Ceph dentry state
*/
struct ceph_dentry_info {
+ unsigned long flags;
struct ceph_mds_session *lease_session;
u32 lease_gen, lease_shared_gen;
u32 lease_seq;
u64 offset;
};
+/*
+ * dentry flags
+ *
+ * The locking for D_COMPLETE is a bit odd:
+ * - we can clear it at almost any time (see ceph_d_prune)
+ * - it is only meaningful if:
+ * - we hold dir inode i_lock
+ * - we hold dir FILE_SHARED caps
+ * - the dentry D_COMPLETE is set
+ */
+#define CEPH_D_COMPLETE 1 /* if set, d_u.d_subdirs is complete directory */
+
struct ceph_inode_xattrs_info {
/*
* (still encoded) xattr blob. we avoid the overhead of parsing
struct timespec i_rctime;
u64 i_rbytes, i_rfiles, i_rsubdirs;
u64 i_files, i_subdirs;
- u64 i_max_offset; /* largest readdir offset, set with I_COMPLETE */
+ u64 i_max_offset; /* largest readdir offset, set with D_COMPLETE */
struct rb_root i_fragtree;
struct mutex i_fragtree_mutex;
/*
* Ceph inode.
*/
-#define CEPH_I_COMPLETE 1 /* we have complete directory cached */
#define CEPH_I_NODELAY 4 /* do not delay cap release */
#define CEPH_I_FLUSH 8 /* do not delay flush of dirty metadata */
#define CEPH_I_NOFLUSH 16 /* do not flush dirty caps */
return ((loff_t)frag << 32) | (loff_t)off;
}
+/*
+ * set/clear directory D_COMPLETE flag
+ */
+void ceph_dir_set_complete(struct inode *inode);
+void ceph_dir_clear_complete(struct inode *inode);
+bool ceph_dir_test_complete(struct inode *inode);
+
/*
* caps helpers
*/