4 files changed, 2 insertions, 28 deletions

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 775e6f6fc970..d8132b6e770d 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -610,7 +610,6 @@ retry:
 	cap->issue_seq = seq;
 	cap->mseq = mseq;
 	cap->cap_gen = session->s_cap_gen;
-	cap->recon_gen = session->s_recon_gen;
 
 	if (fmode >= 0)
 		__ceph_get_fmode(ci, fmode);
@@ -627,21 +626,13 @@ retry:
 static int __cap_is_valid(struct ceph_cap *cap)
 {
 	unsigned long ttl;
-	u32 gen, recon_gen;
+	u32 gen;
 
 	spin_lock(&cap->session->s_cap_lock);
 	gen = cap->session->s_cap_gen;
-	recon_gen = cap->session->s_recon_gen;
 	ttl = cap->session->s_cap_ttl;
 	spin_unlock(&cap->session->s_cap_lock);
 
-	if (cap->recon_gen != recon_gen) {
-		dout("__cap_is_valid %p cap %p issued %s "
-		     "but DEAD (recon_gen %u vs %u)\n", &cap->ci->vfs_inode,
-		     cap, ceph_cap_string(cap->issued), cap->recon_gen,
-		     recon_gen);
-		return 0;
-	}
 	if (cap->cap_gen < gen || time_after_eq(jiffies, ttl)) {
 		dout("__cap_is_valid %p cap %p issued %s "
 		     "but STALE (gen %u vs %u)\n", &cap->ci->vfs_inode,
@@ -2213,7 +2204,6 @@ restart:
 	issued |= implemented | __ceph_caps_dirty(ci);
 
 	cap->cap_gen = session->s_cap_gen;
-	cap->recon_gen = session->s_recon_gen;
 
 	__check_cap_issue(ci, cap, newcaps);
 
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 828417ae16f9..aad10d90feee 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -329,7 +329,6 @@ static struct ceph_mds_session *register_session(struct ceph_mds_client *mdsc,
 	ceph_con_open(&s->s_con, ceph_mdsmap_get_addr(mdsc->mdsmap, mds));
 
 	spin_lock_init(&s->s_cap_lock);
-	s->s_recon_gen = 0;
 	s->s_cap_gen = 0;
 	s->s_cap_ttl = 0;
 	s->s_renew_requested = 0;
@@ -736,25 +735,14 @@ static void remove_session_caps(struct ceph_mds_session *session)
 static int wake_up_session_cb(struct inode *inode, struct ceph_cap *cap,
 			      void *arg)
 {
-	struct ceph_mds_session *session = arg;
-
-	spin_lock(&inode->i_lock);
-	if (cap->recon_gen != session->s_recon_gen) {
-		pr_err("failed reconnect %p %llx.%llx cap %p "
-		       "(recon_gen %d < session %d)\n", inode,
-		       ceph_vinop(inode), cap,
-		       cap->recon_gen, session->s_recon_gen);
-		__ceph_remove_cap(cap, NULL);
-	}
 	wake_up(&ceph_inode(inode)->i_cap_wq);
-	spin_unlock(&inode->i_lock);
 	return 0;
 }
 
 static void wake_up_session_caps(struct ceph_mds_session *session)
 {
 	dout("wake_up_session_caps %p mds%d\n", session, session->s_mds);
-	iterate_session_caps(session, wake_up_session_cb, session);
+	iterate_session_caps(session, wake_up_session_cb, NULL);
 }
 
 /*
@@ -2052,7 +2040,6 @@ static void send_mds_reconnect(struct ceph_mds_client *mdsc, int mds)
 
 		session->s_state = CEPH_MDS_SESSION_RECONNECTING;
 		session->s_seq = 0;
-		session->s_recon_gen++;
 
 		ceph_con_open(&session->s_con,
 			      ceph_mdsmap_get_addr(mdsc->mdsmap, mds));
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index c0846b1c482b..f566e9c84295 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -98,8 +98,6 @@ struct ceph_mds_session {
 	u64               s_seq;      /* incoming msg seq # */
 	struct mutex      s_mutex;    /* serialize session messages */
 
-	int               s_recon_gen; /* inc on reconnect to recovered mds */
-
 	struct ceph_connection s_con;
 
 	/* protected by s_cap_lock */
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 25793559a2e5..06b62c02f513 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -171,7 +171,6 @@ struct ceph_cap {
 	int mds_wanted;
 	u32 seq, issue_seq, mseq;
 	u32 cap_gen;      /* active/stale cycle */
-	u32 recon_gen;    /* mds restart reconnect cycle */
 	unsigned long last_used;
 	struct list_head caps_item;
 };