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authorTrond Myklebust <trond.myklebust@primarydata.com>2017-05-04 13:44:04 -0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2017-05-05 12:01:50 -0400
commit0048fdd06614a4ea088f9fcad11511956b795698 (patch)
tree2237937ba40fce070fc6d3a80f8ddcf47d41e044
parentc296cfe26bdd86de6eeefde57d333174ed9574d0 (diff)
downloadop-kernel-dev-0048fdd06614a4ea088f9fcad11511956b795698.zip
op-kernel-dev-0048fdd06614a4ea088f9fcad11511956b795698.tar.gz
NFSv4.1: RECLAIM_COMPLETE must handle NFS4ERR_CONN_NOT_BOUND_TO_SESSION
If the server returns NFS4ERR_CONN_NOT_BOUND_TO_SESSION because we are trunking, then RECLAIM_COMPLETE must handle that by calling nfs4_schedule_session_recovery() and then retrying. Reported-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Tested-by: Chuck Lever <chuck.lever@oracle.com>
-rw-r--r--fs/nfs/nfs4proc.c7
-rw-r--r--fs/nfs/nfs4state.c10
2 files changed, 13 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 158c3d5..62fc8ee 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -8153,6 +8153,12 @@ static int nfs41_reclaim_complete_handle_errors(struct rpc_task *task, struct nf
/* fall through */
case -NFS4ERR_RETRY_UNCACHED_REP:
return -EAGAIN;
+ case -NFS4ERR_BADSESSION:
+ case -NFS4ERR_DEADSESSION:
+ case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
+ nfs4_schedule_session_recovery(clp->cl_session,
+ task->tk_status);
+ break;
default:
nfs4_schedule_lease_recovery(clp);
}
@@ -8231,7 +8237,6 @@ static int nfs41_proc_reclaim_complete(struct nfs_client *clp,
if (status == 0)
status = task->tk_status;
rpc_put_task(task);
- return 0;
out:
dprintk("<-- %s status=%d\n", __func__, status);
return status;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 8156bad..b34de03 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1649,13 +1649,14 @@ static void nfs4_state_start_reclaim_reboot(struct nfs_client *clp)
nfs4_state_mark_reclaim_helper(clp, nfs4_state_mark_reclaim_reboot);
}
-static void nfs4_reclaim_complete(struct nfs_client *clp,
+static int nfs4_reclaim_complete(struct nfs_client *clp,
const struct nfs4_state_recovery_ops *ops,
struct rpc_cred *cred)
{
/* Notify the server we're done reclaiming our state */
if (ops->reclaim_complete)
- (void)ops->reclaim_complete(clp, cred);
+ return ops->reclaim_complete(clp, cred);
+ return 0;
}
static void nfs4_clear_reclaim_server(struct nfs_server *server)
@@ -1702,13 +1703,16 @@ static void nfs4_state_end_reclaim_reboot(struct nfs_client *clp)
{
const struct nfs4_state_recovery_ops *ops;
struct rpc_cred *cred;
+ int err;
if (!nfs4_state_clear_reclaim_reboot(clp))
return;
ops = clp->cl_mvops->reboot_recovery_ops;
cred = nfs4_get_clid_cred(clp);
- nfs4_reclaim_complete(clp, ops, cred);
+ err = nfs4_reclaim_complete(clp, ops, cred);
put_rpccred(cred);
+ if (err == -NFS4ERR_CONN_NOT_BOUND_TO_SESSION)
+ set_bit(NFS4CLNT_RECLAIM_REBOOT, &clp->cl_state);
}
static void nfs4_state_start_reclaim_nograce(struct nfs_client *clp)
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