From ad81edcfcce726ca2077c6e7710d0952a836b974 Mon Sep 17 00:00:00 2001
From: "Yan, Zheng" <zyan@redhat.com>
Date: Mon, 30 Sep 2019 14:20:18 +0800
Subject: [PATCH] mds: define lease mask bits

later patch will introduce new mask bits

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
---
 src/client/Client.cc  | 4 ++--
 src/include/ceph_fs.h | 2 ++
 src/mds/Locker.cc     | 2 +-
 src/mds/Server.cc     | 2 +-
 4 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/client/Client.cc b/src/client/Client.cc
index e042539c3b5..feaf2696f7a 100644
--- a/src/client/Client.cc
+++ b/src/client/Client.cc
@@ -1004,7 +1004,7 @@ void Client::update_dentry_lease(Dentry *dn, LeaseStat *dlease, utime_t from, Me
   
   ceph_assert(dn);
 
-  if (dlease->mask & CEPH_LOCK_DN) {
+  if (dlease->mask & CEPH_LEASE_VALID) {
     if (dttl > dn->lease_ttl) {
       ldout(cct, 10) << "got dentry lease on " << dn->name
 	       << " dur " << dlease->duration_ms << "ms ttl " << dttl << dendl;
@@ -2991,7 +2991,7 @@ void Client::handle_lease(const MConstRef<MClientLease>& m)
   }
   in = inode_map[vino];
 
-  if (m->get_mask() & CEPH_LOCK_DN) {
+  if (m->get_mask() & CEPH_LEASE_VALID) {
     if (!in->dir || in->dir->dentries.count(m->dname) == 0) {
       ldout(cct, 10) << " don't have dir|dentry " << m->get_ino() << "/" << m->dname <<dendl;
       goto revoke;
diff --git a/src/include/ceph_fs.h b/src/include/ceph_fs.h
index 4dd8b97413c..a05ea4756d8 100644
--- a/src/include/ceph_fs.h
+++ b/src/include/ceph_fs.h
@@ -693,6 +693,8 @@ struct ceph_mds_reply_lease {
 	__le32 seq;
 } __attribute__ ((packed));
 
+#define CEPH_LEASE_VALID	(1 | 2) /* old and new bit values */
+
 struct ceph_mds_reply_dirfrag {
 	__le32 frag;            /* fragment */
 	__le32 auth;            /* auth mds, if this is a delegation point */
diff --git a/src/mds/Locker.cc b/src/mds/Locker.cc
index 6d810fffc02..a8d59552836 100644
--- a/src/mds/Locker.cc
+++ b/src/mds/Locker.cc
@@ -4130,7 +4130,7 @@ void Locker::issue_client_lease(CDentry *dn, client_t client,
     mdcache->touch_client_lease(l, pool, now);
 
     LeaseStat lstat;
-    lstat.mask = 1 | CEPH_LOCK_DN;  // old and new bit values
+    lstat.mask = CEPH_LEASE_VALID;
     lstat.duration_ms = (uint32_t)(1000 * mdcache->client_lease_durations[pool]);
     lstat.seq = ++l->seq;
     encode_lease(bl, session->info, lstat);
diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 623e7ee6269..71b1672f301 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -9577,7 +9577,7 @@ void Server::handle_client_lssnap(MDRequestRef& mdr)
 
     encode(snap_name, dnbl);
     //infinite lease
-    LeaseStat e(-1, -1, 0);
+    LeaseStat e(CEPH_LEASE_VALID, -1, 0);
     mds->locker->encode_lease(dnbl, mdr->session->info, e);
     dout(20) << "encode_infinite_lease" << dendl;
 
-- 
2.39.5