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authorTrond Myklebust <trond.myklebust@primarydata.com>2016-08-05 19:13:08 -0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2016-08-05 19:13:08 -0400
commitfb10fb67ad2ce43d5e5b8ad22d2ba826844acc56 (patch)
tree064464ced54bf3ba95a85fe2849fa15b94fe2cfc /fs
parent3851f1cdb2b8d507b10395fc110d4c37d6121285 (diff)
NFSv4: Cleanup the setting of the nfs4 lease period
Make a helper function nfs4_set_lease_period() and have nfs41_setup_state_renewal() and nfs4_do_fsinfo() use it. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/nfs4_fs.h4
-rw-r--r--fs/nfs/nfs4proc.c9
-rw-r--r--fs/nfs/nfs4renewd.c17
-rw-r--r--fs/nfs/nfs4state.c9
4 files changed, 27 insertions, 12 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 4be567a54958..74a0e34e5ded 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -395,6 +395,10 @@ extern void nfs4_schedule_state_renewal(struct nfs_client *);
extern void nfs4_renewd_prepare_shutdown(struct nfs_server *);
extern void nfs4_kill_renewd(struct nfs_client *);
extern void nfs4_renew_state(struct work_struct *);
+extern void nfs4_set_lease_period(struct nfs_client *clp,
+ unsigned long lease,
+ unsigned long lastrenewed);
+
/* nfs4state.c */
struct rpc_cred *nfs4_get_clid_cred(struct nfs_client *clp);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index da5c9e58e907..b9e18679af50 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4237,12 +4237,9 @@ static int nfs4_do_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle, str
err = _nfs4_do_fsinfo(server, fhandle, fsinfo);
trace_nfs4_fsinfo(server, fhandle, fsinfo->fattr, err);
if (err == 0) {
- struct nfs_client *clp = server->nfs_client;
-
- spin_lock(&clp->cl_lock);
- clp->cl_lease_time = fsinfo->lease_time * HZ;
- clp->cl_last_renewal = now;
- spin_unlock(&clp->cl_lock);
+ nfs4_set_lease_period(server->nfs_client,
+ fsinfo->lease_time * HZ,
+ now);
break;
}
err = nfs4_handle_exception(server, err, &exception);
diff --git a/fs/nfs/nfs4renewd.c b/fs/nfs/nfs4renewd.c
index e1ba58c3d1ad..062029ab344a 100644
--- a/fs/nfs/nfs4renewd.c
+++ b/fs/nfs/nfs4renewd.c
@@ -136,6 +136,23 @@ nfs4_kill_renewd(struct nfs_client *clp)
cancel_delayed_work_sync(&clp->cl_renewd);
}
+/**
+ * nfs4_set_lease_period - Sets the lease period on a nfs_client
+ *
+ * @clp: pointer to nfs_client
+ * @lease: new value for lease period
+ * @lastrenewed: time at which lease was last renewed
+ */
+void nfs4_set_lease_period(struct nfs_client *clp,
+ unsigned long lease,
+ unsigned long lastrenewed)
+{
+ spin_lock(&clp->cl_lock);
+ clp->cl_lease_time = lease;
+ clp->cl_last_renewal = lastrenewed;
+ spin_unlock(&clp->cl_lock);
+}
+
/*
* Local variables:
* c-basic-offset: 8
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 834b875900d6..cada00aa5096 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -277,20 +277,17 @@ static int nfs41_setup_state_renewal(struct nfs_client *clp)
{
int status;
struct nfs_fsinfo fsinfo;
+ unsigned long now;
if (!test_bit(NFS_CS_CHECK_LEASE_TIME, &clp->cl_res_state)) {
nfs4_schedule_state_renewal(clp);
return 0;
}
+ now = jiffies;
status = nfs4_proc_get_lease_time(clp, &fsinfo);
if (status == 0) {
- /* Update lease time and schedule renewal */
- spin_lock(&clp->cl_lock);
- clp->cl_lease_time = fsinfo.lease_time * HZ;
- clp->cl_last_renewal = jiffies;
- spin_unlock(&clp->cl_lock);
-
+ nfs4_set_lease_period(clp, fsinfo.lease_time * HZ, now);
nfs4_schedule_state_renewal(clp);
}