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NFSv4.1: Handle other occurrences of NFS4ERR_CONN_NOT_BOUND_TO_SESSION 

Let nfs4_schedule_session_recovery() handle the details of choosing
between resetting the session, and other session related recovery.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2012-05-27 13:02:53 -04:00
parent 7c5d725684
commit 9f594791dd
4 changed files with 15 additions and 9 deletions
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4
fs/nfs/nfs4_fs.h
View File

@ -313,9 +313,9 @@ struct rpc_cred *nfs4_get_renew_cred_locked(struct nfs_client *clp);
#if defined(CONFIG_NFS_V4_1)
struct rpc_cred *nfs4_get_machine_cred_locked(struct nfs_client *clp);
struct rpc_cred *nfs4_get_exchange_id_cred(struct nfs_client *clp);
extern void nfs4_schedule_session_recovery(struct nfs4_session *);
extern void nfs4_schedule_session_recovery(struct nfs4_session *, int);
#else
static inline void nfs4_schedule_session_recovery(struct nfs4_session *session)
static inline void nfs4_schedule_session_recovery(struct nfs4_session *session, int err)
{
}
#endif /* CONFIG_NFS_V4_1 */

2
fs/nfs/nfs4filelayout.c
View File

@ -165,7 +165,7 @@ static int filelayout_async_handle_error(struct rpc_task *task,
dprintk("%s ERROR %d, Reset session. Exchangeid "
"flags 0x%x\n", __func__, task->tk_status,
clp->cl_exchange_flags);
nfs4_schedule_session_recovery(clp->cl_session);
nfs4_schedule_session_recovery(clp->cl_session, task->tk_status);
break;
case -NFS4ERR_DELAY:
case -NFS4ERR_GRACE:

8
fs/nfs/nfs4proc.c
View File

@ -306,7 +306,7 @@ static int nfs4_handle_exception(struct nfs_server *server, int errorcode, struc
case -NFS4ERR_SEQ_MISORDERED:
dprintk("%s ERROR: %d Reset session\n", __func__,
errorcode);
nfs4_schedule_session_recovery(clp->cl_session);
nfs4_schedule_session_recovery(clp->cl_session, errorcode);
exception->retry = 1;
break;
#endif /* defined(CONFIG_NFS_V4_1) */
@ -1330,7 +1330,7 @@ int nfs4_open_delegation_recall(struct nfs_open_context *ctx, struct nfs4_state
case -NFS4ERR_BAD_HIGH_SLOT:
case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
case -NFS4ERR_DEADSESSION:
nfs4_schedule_session_recovery(server->nfs_client->cl_session);
nfs4_schedule_session_recovery(server->nfs_client->cl_session, err);
goto out;
case -NFS4ERR_STALE_CLIENTID:
case -NFS4ERR_STALE_STATEID:
@ -3906,7 +3906,7 @@ 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);
nfs4_schedule_session_recovery(clp->cl_session);
nfs4_schedule_session_recovery(clp->cl_session, task->tk_status);
task->tk_status = 0;
return -EAGAIN;
#endif /* CONFIG_NFS_V4_1 */
@ -4847,7 +4847,7 @@ int nfs4_lock_delegation_recall(struct nfs4_state *state, struct file_lock *fl)
case -NFS4ERR_BAD_HIGH_SLOT:
case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
case -NFS4ERR_DEADSESSION:
nfs4_schedule_session_recovery(server->nfs_client->cl_session);
nfs4_schedule_session_recovery(server->nfs_client->cl_session, err);
goto out;
case -ERESTARTSYS:
/*

10
fs/nfs/nfs4state.c
View File

@ -1635,11 +1635,17 @@ static int nfs4_reclaim_lease(struct nfs_client *clp)
}
#ifdef CONFIG_NFS_V4_1
void nfs4_schedule_session_recovery(struct nfs4_session *session)
void nfs4_schedule_session_recovery(struct nfs4_session *session, int err)
{
struct nfs_client *clp = session->clp;
set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
switch (err) {
default:
set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
break;
case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
set_bit(NFS4CLNT_BIND_CONN_TO_SESSION, &clp->cl_state);
}
nfs4_schedule_lease_recovery(clp);
}
EXPORT_SYMBOL_GPL(nfs4_schedule_session_recovery);