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ceph: remove ceph_mdsc_lease_release

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Nothing calls it.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Reviewed-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Jeff Layton 2016-07-01 09:39:20 -04:00 committed by Ilya Dryomov
parent 9b16f03c47
commit 8aa152c778
2 changed files with 0 additions and 45 deletions
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41
fs/ceph/mds_client.c
View File

@ -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
*/

4
fs/ceph/mds_client.h
View File

@ -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);