nfs41 commit sequence setup done support

Separate commit calls from nfs41: sequence setup/done support

Implement the commit 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@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[pnfs: client data server write validate and release]
Signed-off-by: Andy Adamson<andros@umich.edu>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfs41: Support sessions with O_DIRECT.]
Signed-off-by: Dean Hildebrand <dhildeb@us.ibm.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfs41: separate free slot from sequence done]
[nfs41: nfs4_sequence_free_slot use nfs_client for data server]
Signed-off-by: Andy Adamson<andros@umich.edu>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 1955bfe..489fc01 100644 (file)
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -538,6 +538,9 @@ static void nfs_direct_commit_release(void *calldata)
 }
 
 static const struct rpc_call_ops nfs_commit_direct_ops = {
+#if defined(CONFIG_NFS_V4_1)
+       .rpc_call_prepare = nfs_write_prepare,
+#endif /* CONFIG_NFS_V4_1 */
        .rpc_call_done = nfs_direct_commit_result,
        .rpc_release = nfs_direct_commit_release,
 };

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 5f71832..fbd6274 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2920,10 +2920,14 @@ static int nfs4_commit_done(struct rpc_task *task, struct nfs_write_data *data)
 {
        struct inode *inode = data->inode;
        
+       nfs4_sequence_done(NFS_SERVER(inode), &data->res.seq_res,
+                          task->tk_status);
        if (nfs4_async_handle_error(task, NFS_SERVER(inode), NULL) == -EAGAIN) {
                rpc_restart_call(task);
                return -EAGAIN;
        }
+       nfs4_sequence_free_slot(NFS_SERVER(inode)->nfs_client,
+                               &data->res.seq_res);
        nfs_refresh_inode(inode, data->res.fattr);
        return 0;
 }

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 195fe76..85a7640 100644 (file)
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1373,6 +1373,9 @@ static void nfs_commit_release(void *calldata)
 }
 
 static const struct rpc_call_ops nfs_commit_ops = {
+#if defined(CONFIG_NFS_V4_1)
+       .rpc_call_prepare = nfs_write_prepare,
+#endif /* CONFIG_NFS_V4_1 */
        .rpc_call_done = nfs_commit_done,
        .rpc_release = nfs_commit_release,
 };