提交 0b9e2d41 编写于 作者: A Andy Adamson 提交者: Trond Myklebust

nfs41: only state manager sets NFS4CLNT_SESSION_SETUP

Replace sync and async handlers setting of the NFS4CLNT_SESSION_SETUP bit with
setting NFS4CLNT_CHECK_LEASE, and let the state manager decide to reset the session.
Signed-off-by: NAndy Adamson <andros@netapp.com>
Signed-off-by: NTrond Myklebust <Trond.Myklebust@netapp.com>
上级 691daf3b
......@@ -270,7 +270,7 @@ static int nfs4_handle_exception(const struct nfs_server *server, int errorcode,
case -NFS4ERR_SEQ_MISORDERED:
dprintk("%s ERROR: %d Reset session\n", __func__,
errorcode);
set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
nfs4_schedule_state_recovery(clp);
exception->retry = 1;
break;
#endif /* !defined(CONFIG_NFS_V4_1) */
......@@ -466,7 +466,7 @@ static int nfs41_setup_sequence(struct nfs4_session *session,
tbl = &session->fc_slot_table;
spin_lock(&tbl->slot_tbl_lock);
if (test_bit(NFS4CLNT_SESSION_RESET, &session->clp->cl_state)) {
if (test_bit(NFS4CLNT_SESSION_DRAINING, &session->clp->cl_state)) {
/*
* The state manager will wait until the slot table is empty.
* Schedule the reset thread
......@@ -3368,7 +3368,7 @@ _nfs4_async_handle_error(struct rpc_task *task, const struct nfs_server *server,
case -NFS4ERR_SEQ_MISORDERED:
dprintk("%s ERROR %d, Reset session\n", __func__,
task->tk_status);
set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
nfs4_schedule_state_recovery(clp);
task->tk_status = 0;
return -EAGAIN;
#endif /* CONFIG_NFS_V4_1 */
......
......@@ -1094,6 +1094,8 @@ static int nfs4_recovery_handle_error(struct nfs_client *clp, int error)
case -NFS4ERR_SEQ_FALSE_RETRY:
case -NFS4ERR_SEQ_MISORDERED:
set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
/* Zero session reset errors */
return 0;
}
return error;
}
......@@ -1191,7 +1193,6 @@ static int nfs4_reset_session(struct nfs_client *clp)
set_bit(NFS4CLNT_SESSION_DRAINING, &clp->cl_state);
spin_unlock(&tbl->slot_tbl_lock);
status = wait_for_completion_interruptible(&ses->complete);
clear_bit(NFS4CLNT_SESSION_DRAINING, &clp->cl_state);
if (status) /* -ERESTARTSYS */
goto out;
} else {
......@@ -1212,6 +1213,7 @@ static int nfs4_reset_session(struct nfs_client *clp)
/* fall through*/
out:
/* Wake up the next rpc task even on error */
clear_bit(NFS4CLNT_SESSION_DRAINING, &clp->cl_state);
rpc_wake_up_next(&clp->cl_session->fc_slot_table.slot_tbl_waitq);
return status;
}
......
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