From fbd4bfd1d9d21664a1c2a6730e8bc1a577f1e171 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Fri, 9 Aug 2013 12:49:38 -0400 Subject: [PATCH] NFS: Add nfs4_sequence calls for RELEASE_LOCKOWNER Ensure RELEASE_LOCKOWNER is not emitted while the transport is plugged. Signed-off-by: Chuck Lever Signed-off-by: Trond Myklebust --- fs/nfs/nfs4proc.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 6807e9b8b593..5ad48f0ce841 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5725,8 +5725,23 @@ struct nfs_release_lockowner_data { struct nfs4_lock_state *lsp; struct nfs_server *server; struct nfs_release_lockowner_args args; + struct nfs4_sequence_args seq_args; + struct nfs4_sequence_res seq_res; }; +static void nfs4_release_lockowner_prepare(struct rpc_task *task, void *calldata) +{ + struct nfs_release_lockowner_data *data = calldata; + nfs40_setup_sequence(data->server, + &data->seq_args, &data->seq_res, task); +} + +static void nfs4_release_lockowner_done(struct rpc_task *task, void *calldata) +{ + struct nfs_release_lockowner_data *data = calldata; + nfs40_sequence_done(task, &data->seq_res); +} + static void nfs4_release_lockowner_release(void *calldata) { struct nfs_release_lockowner_data *data = calldata; @@ -5735,6 +5750,8 @@ static void nfs4_release_lockowner_release(void *calldata) } static const struct rpc_call_ops nfs4_release_lockowner_ops = { + .rpc_call_prepare = nfs4_release_lockowner_prepare, + .rpc_call_done = nfs4_release_lockowner_done, .rpc_release = nfs4_release_lockowner_release, }; @@ -5747,14 +5764,17 @@ static int nfs4_release_lockowner(struct nfs_server *server, struct nfs4_lock_st if (server->nfs_client->cl_mvops->minor_version != 0) return -EINVAL; + data = kmalloc(sizeof(*data), GFP_NOFS); if (!data) return -ENOMEM; + nfs4_init_sequence(&data->seq_args, &data->seq_res, 0); data->lsp = lsp; data->server = server; data->args.lock_owner.clientid = server->nfs_client->cl_clientid; data->args.lock_owner.id = lsp->ls_seqid.owner_id; data->args.lock_owner.s_dev = server->s_dev; + msg.rpc_argp = &data->args; rpc_call_async(server->client, &msg, 0, &nfs4_release_lockowner_ops, data); return 0; -- 2.20.1