diff options
Diffstat (limited to 'fs/nfs/nfs4renewd.c')
| -rw-r--r-- | fs/nfs/nfs4renewd.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/fs/nfs/nfs4renewd.c b/fs/nfs/nfs4renewd.c index 3305acbbe2ae..f524e932ff7b 100644 --- a/fs/nfs/nfs4renewd.c +++ b/fs/nfs/nfs4renewd.c @@ -65,7 +65,6 @@ nfs4_renew_state(struct work_struct *work) long lease, timeout; unsigned long last, now; - down_read(&clp->cl_sem); dprintk("%s: start\n", __func__); /* Are there any active superblocks? */ if (list_empty(&clp->cl_superblocks)) @@ -77,17 +76,19 @@ nfs4_renew_state(struct work_struct *work) timeout = (2 * lease) / 3 + (long)last - (long)now; /* Are we close to a lease timeout? */ if (time_after(now, last + lease/3)) { - cred = nfs4_get_renew_cred(clp); + cred = nfs4_get_renew_cred_locked(clp); + spin_unlock(&clp->cl_lock); if (cred == NULL) { - set_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state); - spin_unlock(&clp->cl_lock); + if (list_empty(&clp->cl_delegations)) { + set_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state); + goto out; + } nfs_expire_all_delegations(clp); - goto out; + } else { + /* Queue an asynchronous RENEW. */ + nfs4_proc_async_renew(clp, cred); + put_rpccred(cred); } - spin_unlock(&clp->cl_lock); - /* Queue an asynchronous RENEW. */ - nfs4_proc_async_renew(clp, cred); - put_rpccred(cred); timeout = (2 * lease) / 3; spin_lock(&clp->cl_lock); } else @@ -100,12 +101,11 @@ nfs4_renew_state(struct work_struct *work) cancel_delayed_work(&clp->cl_renewd); schedule_delayed_work(&clp->cl_renewd, timeout); spin_unlock(&clp->cl_lock); + nfs_expire_unreferenced_delegations(clp); out: - up_read(&clp->cl_sem); dprintk("%s: done\n", __func__); } -/* Must be called with clp->cl_sem locked for writes */ void nfs4_schedule_state_renewal(struct nfs_client *clp) { |