nfs41: destroy_session operation

[safe/jmp/linux-2.6] / fs / nfs / unlink.c

diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index 6660d9a..089a21b 100644 (file)
--- a/fs/nfs/unlink.c
+++ b/fs/nfs/unlink.c
@@ -15,6 +15,7 @@
 #include <linux/wait.h>
 
 #include "internal.h"
+#include "nfs4_fs.h"
 
 struct nfs_unlinkdata {
        struct hlist_node list;
@@ -71,24 +72,6 @@ static void nfs_dec_sillycount(struct inode *dir)
 }
 
 /**
- * nfs_async_unlink_init - Initialize the RPC info
- * task: rpc_task of the sillydelete
- */
-static void nfs_async_unlink_init(struct rpc_task *task, void *calldata)
-{
-       struct nfs_unlinkdata *data = calldata;
-       struct inode *dir = data->dir;
-       struct rpc_message msg = {
-               .rpc_argp = &data->args,
-               .rpc_resp = &data->res,
-               .rpc_cred = data->cred,
-       };
-
-       NFS_PROTO(dir)->unlink_setup(&msg, dir);
-       rpc_call_setup(task, &msg, 0);
-}
-
-/**
  * nfs_async_unlink_done - Sillydelete post-processing
  * @task: rpc_task of the sillydelete
  *
@@ -113,23 +96,46 @@ static void nfs_async_unlink_done(struct rpc_task *task, void *calldata)
 static void nfs_async_unlink_release(void *calldata)
 {
        struct nfs_unlinkdata   *data = calldata;
+       struct super_block *sb = data->dir->i_sb;
 
        nfs_dec_sillycount(data->dir);
-       nfs_sb_deactive(NFS_SERVER(data->dir));
        nfs_free_unlinkdata(data);
+       nfs_sb_deactive(sb);
 }
 
+#if defined(CONFIG_NFS_V4_1)
+void nfs_unlink_prepare(struct rpc_task *task, void *calldata)
+{
+       struct nfs_unlinkdata *data = calldata;
+       struct nfs_server *server = NFS_SERVER(data->dir);
+
+       if (nfs4_setup_sequence(server->nfs_client, &data->args.seq_args,
+                               &data->res.seq_res, 1, task))
+               return;
+       rpc_call_start(task);
+}
+#endif /* CONFIG_NFS_V4_1 */
+
 static const struct rpc_call_ops nfs_unlink_ops = {
-       .rpc_call_prepare = nfs_async_unlink_init,
        .rpc_call_done = nfs_async_unlink_done,
        .rpc_release = nfs_async_unlink_release,
+#if defined(CONFIG_NFS_V4_1)
+       .rpc_call_prepare = nfs_unlink_prepare,
+#endif /* CONFIG_NFS_V4_1 */
 };
 
 static int nfs_do_call_unlink(struct dentry *parent, struct inode *dir, struct nfs_unlinkdata *data)
 {
+       struct rpc_message msg = {
+               .rpc_argp = &data->args,
+               .rpc_resp = &data->res,
+               .rpc_cred = data->cred,
+       };
        struct rpc_task_setup task_setup_data = {
+               .rpc_message = &msg,
                .callback_ops = &nfs_unlink_ops,
                .callback_data = data,
+               .workqueue = nfsiod_workqueue,
                .flags = RPC_TASK_ASYNC,
        };
        struct rpc_task *task;
@@ -161,12 +167,13 @@ static int nfs_do_call_unlink(struct dentry *parent, struct inode *dir, struct n
                nfs_dec_sillycount(dir);
                return 0;
        }
-       nfs_sb_active(NFS_SERVER(dir));
+       nfs_sb_active(dir->i_sb);
        data->args.fh = NFS_FH(dir);
        nfs_fattr_init(&data->res.dir_attr);
 
-       task_setup_data.rpc_client = NFS_CLIENT(dir);
+       NFS_PROTO(dir)->unlink_setup(&msg, dir);
 
+       task_setup_data.rpc_client = NFS_CLIENT(dir);
        task = rpc_run_task(&task_setup_data);
        if (!IS_ERR(task))
                rpc_put_task(task);
@@ -246,11 +253,12 @@ nfs_async_unlink(struct inode *dir, struct dentry *dentry)
        if (data == NULL)
                goto out;
 
-       data->cred = rpcauth_lookupcred(NFS_CLIENT(dir)->cl_auth, 0);
+       data->cred = rpc_lookup_cred();
        if (IS_ERR(data->cred)) {
                status = PTR_ERR(data->cred);
                goto out_free;
        }
+       data->res.seq_res.sr_slotid = NFS4_MAX_SLOT_TABLE;
 
        status = -EBUSY;
        spin_lock(&dentry->d_lock);