#include <linux/sched.h>
#include <linux/wait.h>
+#include "internal.h"
+#include "nfs4_fs.h"
+
struct nfs_unlinkdata {
struct hlist_node list;
struct nfs_removeargs args;
}
/**
- * 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
*
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_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;
struct dentry *alias;
alias = d_lookup(parent, &data->args.name);
if (alias != NULL) {
int ret = 0;
+
/*
* Hey, we raced with lookup... See if we need to transfer
* the sillyrename information to the aliased dentry.
*/
nfs_free_dname(data);
spin_lock(&alias->d_lock);
- if (!(alias->d_flags & DCACHE_NFSFS_RENAMED)) {
+ if (alias->d_inode != NULL &&
+ !(alias->d_flags & DCACHE_NFSFS_RENAMED)) {
alias->d_fsdata = data;
alias->d_flags |= DCACHE_NFSFS_RENAMED;
ret = 1;
nfs_dec_sillycount(dir);
return 0;
}
+ nfs_sb_active(dir->i_sb);
data->args.fh = NFS_FH(dir);
nfs_fattr_init(&data->res.dir_attr);
- task = rpc_run_task(NFS_CLIENT(dir), RPC_TASK_ASYNC, &nfs_unlink_ops, data);
+ 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);
return 1;
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);