From: "Dr. David Alan Gilbert" <linux@treblig.org>

ceph_caps_revoking() has been unused since 2017's commit
3fb99d483e61 ("ceph: nuke startsync op")

ceph_mdsc_open_export_target_sessions() has been unused since 2013's
commit 11df2dfb610d ("ceph: add imported caps when handling cap export message")

Remove them.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
---
 fs/ceph/caps.c       | 14 --------------
 fs/ceph/mds_client.c |  8 --------
 fs/ceph/mds_client.h |  2 --
 fs/ceph/super.h      |  1 -
 4 files changed, 25 deletions(-)

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index bed34fc11c91..0d6b2c0269bf 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -978,20 +978,6 @@ int __ceph_caps_revoking_other(struct ceph_inode_info *ci,
 	return 0;
 }
 
-int ceph_caps_revoking(struct ceph_inode_info *ci, int mask)
-{
-	struct inode *inode = &ci->netfs.inode;
-	struct ceph_client *cl = ceph_inode_to_client(inode);
-	int ret;
-
-	spin_lock(&ci->i_ceph_lock);
-	ret = __ceph_caps_revoking_other(ci, NULL, mask);
-	spin_unlock(&ci->i_ceph_lock);
-	doutc(cl, "%p %llx.%llx %s = %d\n", inode, ceph_vinop(inode),
-	      ceph_cap_string(mask), ret);
-	return ret;
-}
-
 int __ceph_caps_used(struct ceph_inode_info *ci)
 {
 	int used = 0;
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index c4a5fd94bbbb..923635532f03 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1747,14 +1747,6 @@ static void __open_export_target_sessions(struct ceph_mds_client *mdsc,
 	}
 }
 
-void ceph_mdsc_open_export_target_sessions(struct ceph_mds_client *mdsc,
-					   struct ceph_mds_session *session)
-{
-	mutex_lock(&mdsc->mutex);
-	__open_export_target_sessions(mdsc, session);
-	mutex_unlock(&mdsc->mutex);
-}
-
 /*
  * session caps
  */
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 3dd54587944a..38bb7e0d2d79 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -634,8 +634,6 @@ extern void ceph_mdsc_handle_fsmap(struct ceph_mds_client *mdsc,
 
 extern struct ceph_mds_session *
 ceph_mdsc_open_export_target_session(struct ceph_mds_client *mdsc, int target);
-extern void ceph_mdsc_open_export_target_sessions(struct ceph_mds_client *mdsc,
-					  struct ceph_mds_session *session);
 
 extern int ceph_trim_caps(struct ceph_mds_client *mdsc,
 			  struct ceph_mds_session *session,
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 037eac35a9e0..b0b15e87251d 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -796,7 +796,6 @@ extern int __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask,
 
 extern int __ceph_caps_revoking_other(struct ceph_inode_info *ci,
 				      struct ceph_cap *ocap, int mask);
-extern int ceph_caps_revoking(struct ceph_inode_info *ci, int mask);
 extern int __ceph_caps_used(struct ceph_inode_info *ci);
 
 static inline bool __ceph_is_file_opened(struct ceph_inode_info *ci)
-- 
2.46.2