From: Andy Adamson <andros@xxxxxxxxxx>
Separate delegreturn calls from nfs41: sequence setup/done support
Implement the delegreturn rpc_call_prepare method for
asynchronuos nfs rpcs, call nfs41_setup_sequence from
respective rpc_call_validate_args methods.
Call nfs4_sequence_done from respective rpc_call_done methods.
Note that we need to pass a pointer to the nfs_server in calls data
for passing on to nfs4_sequence_done.
Signed-off-by: Andy Adamson<andros@xxxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
[pnfs: client data server write validate and release]
Signed-off-by: Andy Adamson<andros@xxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---
fs/nfs/nfs4proc.c | 24 +++++++++++++++++++++++-
1 files changed, 23 insertions(+), 1 deletions(-)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 6f92037..d85f15d 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3383,6 +3383,10 @@ struct nfs4_delegreturndata {
static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
{
struct nfs4_delegreturndata *data = calldata;
+
+ nfs4_sequence_done_free_slot(data->res.server, &data->res.seq_res,
+ task->tk_status);
+
data->rpc_status = task->tk_status;
if (data->rpc_status == 0)
renew_lease(data->res.server, data->timestamp);
@@ -3393,7 +3397,25 @@ static void nfs4_delegreturn_release(void *calldata)
kfree(calldata);
}
+#if defined(CONFIG_NFS_V4_1)
+static void nfs4_delegreturn_prepare(struct rpc_task *task, void *data)
+{
+ struct nfs4_delegreturndata *d_data;
+
+ d_data = (struct nfs4_delegreturndata *)data;
+
+ if (nfs4_setup_sequence(d_data->res.server->nfs_client,
+ &d_data->args.seq_args,
+ &d_data->res.seq_res, 1, task))
+ return;
+ rpc_call_start(task);
+}
+#endif /* CONFIG_NFS_V4_1 */
+
static const struct rpc_call_ops nfs4_delegreturn_ops = {
+#if defined(CONFIG_NFS_V4_1)
+ .rpc_call_prepare = nfs4_delegreturn_prepare,
+#endif /* CONFIG_NFS_V4_1 */
.rpc_call_done = nfs4_delegreturn_done,
.rpc_release = nfs4_delegreturn_release,
};
@@ -3415,7 +3437,7 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
};
int status = 0;
- data = kmalloc(sizeof(*data), GFP_KERNEL);
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
if (data == NULL)
return -ENOMEM;
data->args.fhandle = &data->fh;
--
1.6.1.3
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