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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2008-12-23 23:21:42 +0300 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2008-12-23 23:21:42 +0300 |
commit | 0f605b56008c4b6b075217480c36ba395ca4eaa4 (patch) | |
tree | 1f7c5cb0b0446dba2c78b3430f6c85e1c01b5383 /fs/nfs | |
parent | e598d843c08a7ab6bdfa8098de49afb017fc6c6a (diff) | |
download | linux-0f605b56008c4b6b075217480c36ba395ca4eaa4.tar.xz |
NFSv4: Don't tell server we rebooted when not necessary
Instead of doing a full setclientid, try doing a RENEW call first.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r-- | fs/nfs/nfs4state.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 3cc88a5d9881..a780518c5c3f 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1059,19 +1059,19 @@ static int nfs4_check_lease(struct nfs_client *clp) struct rpc_cred *cred; int status = -NFS4ERR_EXPIRED; - /* Are there any open files on this volume? */ + /* Is the client already known to have an expired lease? */ + if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state)) + return 0; cred = nfs4_get_renew_cred(clp); - if (cred != NULL) { - /* Yes there are: try to renew the old lease */ - status = nfs4_proc_renew(clp, cred); - put_rpccred(cred); - nfs4_recovery_handle_error(clp, status); - return status; + if (cred == NULL) { + cred = nfs4_get_setclientid_cred(clp); + if (cred == NULL) + goto out; } - - /* "reboot" to ensure we clear all state on the server */ - clp->cl_boot_time = CURRENT_TIME; - set_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state); + status = nfs4_proc_renew(clp, cred); + put_rpccred(cred); +out: + nfs4_recovery_handle_error(clp, status); return status; } |