diff options
Diffstat (limited to 'fs/nfs/nfs4state.c')
| -rw-r--r-- | fs/nfs/nfs4state.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 39914be40b0..6a7107ae6b7 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1156,11 +1156,13 @@ restart: if (status >= 0) { status = nfs4_reclaim_locks(state, ops); if (status >= 0) { + spin_lock(&state->state_lock); list_for_each_entry(lock, &state->lock_states, ls_locks) { if (!(lock->ls_flags & NFS_LOCK_INITIALIZED)) printk("%s: Lock reclaim failed!\n", __func__); } + spin_unlock(&state->state_lock); nfs4_put_open_state(state); goto restart; } @@ -1224,10 +1226,12 @@ static void nfs4_clear_open_state(struct nfs4_state *state) clear_bit(NFS_O_RDONLY_STATE, &state->flags); clear_bit(NFS_O_WRONLY_STATE, &state->flags); clear_bit(NFS_O_RDWR_STATE, &state->flags); + spin_lock(&state->state_lock); list_for_each_entry(lock, &state->lock_states, ls_locks) { lock->ls_seqid.flags = 0; lock->ls_flags &= ~NFS_LOCK_INITIALIZED; } + spin_unlock(&state->state_lock); } static void nfs4_reset_seqids(struct nfs_server *server, @@ -1350,12 +1354,14 @@ static void nfs4_warn_keyexpired(const char *s) static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) { switch (error) { + case 0: + break; case -NFS4ERR_CB_PATH_DOWN: nfs_handle_cb_pathdown(clp); - return 0; + break; case -NFS4ERR_NO_GRACE: nfs4_state_end_reclaim_reboot(clp); - return 0; + break; case -NFS4ERR_STALE_CLIENTID: case -NFS4ERR_LEASE_MOVED: set_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state); @@ -1375,13 +1381,15 @@ static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) case -NFS4ERR_SEQ_MISORDERED: set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state); /* Zero session reset errors */ - return 0; + break; case -EKEYEXPIRED: /* Nothing we can do */ nfs4_warn_keyexpired(clp->cl_hostname); - return 0; + break; + default: + return error; } - return error; + return 0; } static int nfs4_do_reclaim(struct nfs_client *clp, const struct nfs4_state_recovery_ops *ops) @@ -1428,7 +1436,7 @@ static int nfs4_check_lease(struct nfs_client *clp) struct rpc_cred *cred; const struct nfs4_state_maintenance_ops *ops = clp->cl_mvops->state_renewal_ops; - int status = -NFS4ERR_EXPIRED; + int status; /* Is the client already known to have an expired lease? */ if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state)) @@ -1438,6 +1446,7 @@ static int nfs4_check_lease(struct nfs_client *clp) spin_unlock(&clp->cl_lock); if (cred == NULL) { cred = nfs4_get_setclientid_cred(clp); + status = -ENOKEY; if (cred == NULL) goto out; } @@ -1525,16 +1534,16 @@ void nfs41_handle_sequence_flag_errors(struct nfs_client *clp, u32 flags) { if (!flags) return; - else if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) + if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) nfs41_handle_server_reboot(clp); - else if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | + if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED | SEQ4_STATUS_ADMIN_STATE_REVOKED | SEQ4_STATUS_LEASE_MOVED)) nfs41_handle_state_revoked(clp); - else if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) + if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) nfs41_handle_recallable_state_revoked(clp); - else if (flags & (SEQ4_STATUS_CB_PATH_DOWN | + if (flags & (SEQ4_STATUS_CB_PATH_DOWN | SEQ4_STATUS_BACKCHANNEL_FAULT | SEQ4_STATUS_CB_PATH_DOWN_SESSION)) nfs41_handle_cb_path_down(clp); @@ -1662,10 +1671,10 @@ static void nfs4_state_manager(struct nfs_client *clp) if (test_and_clear_bit(NFS4CLNT_CHECK_LEASE, &clp->cl_state)) { status = nfs4_check_lease(clp); + if (status < 0) + goto out_error; if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state)) continue; - if (status < 0 && status != -NFS4ERR_CB_PATH_DOWN) - goto out_error; } /* Initialize or reset the session */ |