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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-05-27 13:47:21 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-05-27 14:00:08 -0400
commit43ac544cb36adf38338c01968f8e3a5f81b7d629 (patch)
tree8abf285176d59f6d251798112ea28ab724d27cea /fs/nfs/nfs4state.c
parent32b0131069c5bebf52368a9fe170f8d58b78fa8d (diff)
downloadop-kernel-dev-43ac544cb36adf38338c01968f8e3a5f81b7d629.zip
op-kernel-dev-43ac544cb36adf38338c01968f8e3a5f81b7d629.tar.gz
NFSv4.1: nfs4_bind_conn_to_session should drain the session
In order to avoid races with other RPC calls that end up setting the NFS4CLNT_BIND_CONN_TO_SESSION flag. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4state.c')
-rw-r--r--fs/nfs/nfs4state.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 7dbca66..d21ed03 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1782,10 +1782,12 @@ static int nfs4_bind_conn_to_session(struct nfs_client *clp)
struct rpc_cred *cred;
int ret;
+ nfs4_begin_drain_session(clp);
cred = nfs4_get_exchange_id_cred(clp);
ret = nfs4_proc_bind_conn_to_session(clp, cred);
if (cred)
put_rpccred(cred);
+ clear_bit(NFS4CLNT_BIND_CONN_TO_SESSION, &clp->cl_state);
return ret;
}
#else /* CONFIG_NFS_V4_1 */
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