ceph: remove CEPH_I_NOFLUSH

Nothing sets this flag.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

fs/ceph/caps.c

@@ -2003,11 +2003,6 @@ void ceph_check_caps(struct ceph_inode_info *ci, int flags,
 		}
 
 ack:
-		if (ci->i_ceph_flags & CEPH_I_NOFLUSH) {
-			dout(" skipping %p I_NOFLUSH set\n", inode);
-			continue;
-		}
-
 		if (session && session != cap->session) {
 			dout("oops, wrong session %p mutex\n", session);
 			mutex_unlock(&session->s_mutex);
@@ -2105,11 +2100,6 @@ static int try_flush_caps(struct inode *inode, u64 *ptid)
 retry:
 	spin_lock(&ci->i_ceph_lock);
 retry_locked:
-	if (ci->i_ceph_flags & CEPH_I_NOFLUSH) {
-		spin_unlock(&ci->i_ceph_lock);
-		dout("try_flush_caps skipping %p I_NOFLUSH set\n", inode);
-		goto out;
-	}
 	if (ci->i_dirty_caps && ci->i_auth_cap) {
 		struct ceph_cap *cap = ci->i_auth_cap;
 		int delayed;

fs/ceph/super.h

@@ -507,16 +507,15 @@ static inline struct inode *ceph_find_inode(struct super_block *sb,
 #define CEPH_I_DIR_ORDERED	(1 << 0)  /* dentries in dir are ordered */
 #define CEPH_I_NODELAY		(1 << 1)  /* do not delay cap release */
 #define CEPH_I_FLUSH		(1 << 2)  /* do not delay flush of dirty metadata */
-#define CEPH_I_NOFLUSH		(1 << 3)  /* do not flush dirty caps */
-#define CEPH_I_POOL_PERM	(1 << 4)  /* pool rd/wr bits are valid */
-#define CEPH_I_POOL_RD		(1 << 5)  /* can read from pool */
-#define CEPH_I_POOL_WR		(1 << 6)  /* can write to pool */
-#define CEPH_I_SEC_INITED	(1 << 7)  /* security initialized */
-#define CEPH_I_CAP_DROPPED	(1 << 8)  /* caps were forcibly dropped */
-#define CEPH_I_KICK_FLUSH	(1 << 9)  /* kick flushing caps */
-#define CEPH_I_FLUSH_SNAPS	(1 << 10) /* need flush snapss */
-#define CEPH_I_ERROR_WRITE	(1 << 11) /* have seen write errors */
-#define CEPH_I_ERROR_FILELOCK	(1 << 12) /* have seen file lock errors */
+#define CEPH_I_POOL_PERM	(1 << 3)  /* pool rd/wr bits are valid */
+#define CEPH_I_POOL_RD		(1 << 4)  /* can read from pool */
+#define CEPH_I_POOL_WR		(1 << 5)  /* can write to pool */
+#define CEPH_I_SEC_INITED	(1 << 6)  /* security initialized */
+#define CEPH_I_CAP_DROPPED	(1 << 7)  /* caps were forcibly dropped */
+#define CEPH_I_KICK_FLUSH	(1 << 8)  /* kick flushing caps */
+#define CEPH_I_FLUSH_SNAPS	(1 << 9) /* need flush snapss */
+#define CEPH_I_ERROR_WRITE	(1 << 10) /* have seen write errors */
+#define CEPH_I_ERROR_FILELOCK	(1 << 11) /* have seen file lock errors */
 
 
 /*