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Commit 8aa152c7 authored by Jeff Layton's avatar Jeff Layton Committed by Ilya Dryomov
Browse files

ceph: remove ceph_mdsc_lease_release 



Nothing calls it.

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
Reviewed-by: default avatarYan, Zheng <zyan@redhat.com>
parent 9b16f03c

fs/ceph/mds_client.c

+0 −41
Original line number Diff line number Diff line
@@ -3291,47 +3291,6 @@ void ceph_mdsc_lease_send_msg(struct ceph_mds_session *session, 
	ceph_con_send(&session->s_con, msg);

}



/*

 * Preemptively release a lease we expect to invalidate anyway.

 * Pass @inode always, @dentry is optional.

 */

void ceph_mdsc_lease_release(struct ceph_mds_client *mdsc, struct inode *inode,

			     struct dentry *dentry)

{

	struct ceph_dentry_info *di;

	struct ceph_mds_session *session;

	u32 seq;



	BUG_ON(inode == NULL);

	BUG_ON(dentry == NULL);



	/* is dentry lease valid? */

	spin_lock(&dentry->d_lock);

	di = ceph_dentry(dentry);

	if (!di || !di->lease_session ||

	    di->lease_session->s_mds < 0 ||

	    di->lease_gen != di->lease_session->s_cap_gen ||

	    !time_before(jiffies, di->time)) {

		dout("lease_release inode %p dentry %p -- "

		     "no lease\n",

		     inode, dentry);

		spin_unlock(&dentry->d_lock);

		return;

	}



	/* we do have a lease on this dentry; note mds and seq */

	session = ceph_get_mds_session(di->lease_session);

	seq = di->lease_seq;

	__ceph_mdsc_drop_dentry_lease(dentry);

	spin_unlock(&dentry->d_lock);



	dout("lease_release inode %p dentry %p to mds%d\n",

	     inode, dentry, session->s_mds);

	ceph_mdsc_lease_send_msg(session, inode, dentry,

				 CEPH_MDS_LEASE_RELEASE, seq);

	ceph_put_mds_session(session);

}



/*

 * drop all leases (and dentry refs) in preparation for umount

 */

fs/ceph/mds_client.h

+0 −4
Original line number Diff line number Diff line
@@ -385,10 +385,6 @@ extern void ceph_mdsc_destroy(struct ceph_fs_client *fsc); 


extern void ceph_mdsc_sync(struct ceph_mds_client *mdsc);



extern void ceph_mdsc_lease_release(struct ceph_mds_client *mdsc,

				    struct inode *inode,

				    struct dentry *dn);



extern void ceph_invalidate_dir_request(struct ceph_mds_request *req);

extern int ceph_alloc_readdir_reply_buffer(struct ceph_mds_request *req,

					   struct inode *dir);