if (dreq->iocb)
goto out;
- result = wait_for_completion_interruptible(&dreq->completion);
+ result = wait_for_completion_killable(&dreq->completion);
if (!result)
result = dreq->error;
static void nfs_direct_read_result(struct rpc_task *task, void *calldata)
{
struct nfs_read_data *data = calldata;
- struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
- if (nfs_readpage_result(task, data) != 0)
- return;
+ nfs_readpage_result(task, data);
+}
+
+static void nfs_direct_read_release(void *calldata)
+{
+
+ struct nfs_read_data *data = calldata;
+ struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
+ int status = data->task.tk_status;
spin_lock(&dreq->lock);
- if (unlikely(task->tk_status < 0)) {
- dreq->error = task->tk_status;
+ if (unlikely(status < 0)) {
+ dreq->error = status;
spin_unlock(&dreq->lock);
} else {
dreq->count += data->res.count;
if (put_dreq(dreq))
nfs_direct_complete(dreq);
+ nfs_readdata_free(data);
}
static const struct rpc_call_ops nfs_read_direct_ops = {
+#if defined(CONFIG_NFS_V4_1)
+ .rpc_call_prepare = nfs_read_prepare,
+#endif /* CONFIG_NFS_V4_1 */
.rpc_call_done = nfs_direct_read_result,
- .rpc_release = nfs_readdata_release,
+ .rpc_release = nfs_direct_read_release,
};
/*
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
size_t rsize = NFS_SERVER(inode)->rsize;
+ struct rpc_task *task;
+ struct rpc_message msg = {
+ .rpc_cred = ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_read_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
unsigned int pgbase;
data->npages, 1, 0, data->pagevec, NULL);
up_read(¤t->mm->mmap_sem);
if (result < 0) {
- nfs_readdata_release(data);
+ nfs_readdata_free(data);
break;
}
if ((unsigned)result < data->npages) {
bytes = result * PAGE_SIZE;
if (bytes <= pgbase) {
nfs_direct_release_pages(data->pagevec, result);
- nfs_readdata_release(data);
+ nfs_readdata_free(data);
break;
}
bytes -= pgbase;
data->req = (struct nfs_page *) dreq;
data->inode = inode;
- data->cred = ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(inode);
data->args.context = ctx;
data->args.offset = pos;
data->res.fattr = &data->fattr;
data->res.eof = 0;
data->res.count = bytes;
+ nfs_fattr_init(&data->fattr);
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+ task_setup_data.task = &data->task;
task_setup_data.callback_data = data;
- rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->read_setup(data);
+ NFS_PROTO(inode)->read_setup(data, &msg);
- rpc_execute(&data->task);
+ task = rpc_run_task(&task_setup_data);
+ if (IS_ERR(task))
+ break;
+ rpc_put_task(task);
dprintk("NFS: %5u initiated direct read call "
"(req %s/%Ld, %zu bytes @ offset %Lu)\n",
unsigned long nr_segs, loff_t pos)
{
ssize_t result = 0;
- sigset_t oldset;
struct inode *inode = iocb->ki_filp->f_mapping->host;
- struct rpc_clnt *clnt = NFS_CLIENT(inode);
struct nfs_direct_req *dreq;
dreq = nfs_direct_req_alloc();
if (!is_sync_kiocb(iocb))
dreq->iocb = iocb;
- rpc_clnt_sigmask(clnt, &oldset);
result = nfs_direct_read_schedule_iovec(dreq, iov, nr_segs, pos);
if (!result)
result = nfs_direct_wait(dreq);
- rpc_clnt_sigunmask(clnt, &oldset);
nfs_direct_req_release(dreq);
return result;
struct nfs_write_data *data = list_entry(dreq->rewrite_list.next, struct nfs_write_data, pages);
list_del(&data->pages);
nfs_direct_release_pages(data->pagevec, data->npages);
- nfs_writedata_release(data);
+ nfs_writedata_free(data);
}
}
struct inode *inode = dreq->inode;
struct list_head *p;
struct nfs_write_data *data;
+ struct rpc_task *task;
+ struct rpc_message msg = {
+ .rpc_cred = dreq->ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_write_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
get_dreq(dreq);
+ /* Use stable writes */
+ data->args.stable = NFS_FILE_SYNC;
+
/*
* Reset data->res.
*/
* Reuse data->task; data->args should not have changed
* since the original request was sent.
*/
+ task_setup_data.task = &data->task;
task_setup_data.callback_data = data;
- rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->write_setup(data, FLUSH_STABLE);
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+ NFS_PROTO(inode)->write_setup(data, &msg);
/*
* We're called via an RPC callback, so BKL is already held.
*/
- rpc_execute(&data->task);
+ task = rpc_run_task(&task_setup_data);
+ if (!IS_ERR(task))
+ rpc_put_task(task);
dprintk("NFS: %5u rescheduled direct write call (req %s/%Ld, %u bytes @ offset %Lu)\n",
data->task.tk_pid,
static void nfs_direct_commit_result(struct rpc_task *task, void *calldata)
{
struct nfs_write_data *data = calldata;
- struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
/* Call the NFS version-specific code */
- if (NFS_PROTO(data->inode)->commit_done(task, data) != 0)
- return;
- if (unlikely(task->tk_status < 0)) {
+ NFS_PROTO(data->inode)->commit_done(task, data);
+}
+
+static void nfs_direct_commit_release(void *calldata)
+{
+ struct nfs_write_data *data = calldata;
+ struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
+ int status = data->task.tk_status;
+
+ if (status < 0) {
dprintk("NFS: %5u commit failed with error %d.\n",
- task->tk_pid, task->tk_status);
+ data->task.tk_pid, status);
dreq->flags = NFS_ODIRECT_RESCHED_WRITES;
} else if (memcmp(&dreq->verf, &data->verf, sizeof(data->verf))) {
- dprintk("NFS: %5u commit verify failed\n", task->tk_pid);
+ dprintk("NFS: %5u commit verify failed\n", data->task.tk_pid);
dreq->flags = NFS_ODIRECT_RESCHED_WRITES;
}
- dprintk("NFS: %5u commit returned %d\n", task->tk_pid, task->tk_status);
+ dprintk("NFS: %5u commit returned %d\n", data->task.tk_pid, status);
nfs_direct_write_complete(dreq, data->inode);
+ nfs_commit_free(data);
}
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_commit_release,
+ .rpc_release = nfs_direct_commit_release,
};
static void nfs_direct_commit_schedule(struct nfs_direct_req *dreq)
{
struct nfs_write_data *data = dreq->commit_data;
+ struct rpc_task *task;
+ struct rpc_message msg = {
+ .rpc_argp = &data->args,
+ .rpc_resp = &data->res,
+ .rpc_cred = dreq->ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
+ .task = &data->task,
.rpc_client = NFS_CLIENT(dreq->inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_commit_direct_ops,
.callback_data = data,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
data->inode = dreq->inode;
- data->cred = dreq->ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(data->inode);
data->args.offset = 0;
data->args.count = 0;
+ data->args.context = dreq->ctx;
data->res.count = 0;
data->res.fattr = &data->fattr;
data->res.verf = &data->verf;
+ nfs_fattr_init(&data->fattr);
- rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(data->inode)->commit_setup(data, 0);
+ NFS_PROTO(data->inode)->commit_setup(data, &msg);
/* Note: task.tk_ops->rpc_release will free dreq->commit_data */
dreq->commit_data = NULL;
dprintk("NFS: %5u initiated commit call\n", data->task.tk_pid);
- rpc_execute(&data->task);
+ task = rpc_run_task(&task_setup_data);
+ if (!IS_ERR(task))
+ rpc_put_task(task);
}
static void nfs_direct_write_complete(struct nfs_direct_req *dreq, struct inode *inode)
static void nfs_alloc_commit_data(struct nfs_direct_req *dreq)
{
- dreq->commit_data = nfs_commit_alloc();
+ dreq->commit_data = nfs_commitdata_alloc();
if (dreq->commit_data != NULL)
dreq->commit_data->req = (struct nfs_page *) dreq;
}
static void nfs_direct_write_result(struct rpc_task *task, void *calldata)
{
struct nfs_write_data *data = calldata;
- struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
- int status = task->tk_status;
if (nfs_writeback_done(task, data) != 0)
return;
+}
+
+/*
+ * NB: Return the value of the first error return code. Subsequent
+ * errors after the first one are ignored.
+ */
+static void nfs_direct_write_release(void *calldata)
+{
+ struct nfs_write_data *data = calldata;
+ struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
+ int status = data->task.tk_status;
spin_lock(&dreq->lock);
break;
case NFS_ODIRECT_DO_COMMIT:
if (memcmp(&dreq->verf, &data->verf, sizeof(dreq->verf))) {
- dprintk("NFS: %5u write verify failed\n", task->tk_pid);
+ dprintk("NFS: %5u write verify failed\n", data->task.tk_pid);
dreq->flags = NFS_ODIRECT_RESCHED_WRITES;
}
}
}
out_unlock:
spin_unlock(&dreq->lock);
-}
-
-/*
- * NB: Return the value of the first error return code. Subsequent
- * errors after the first one are ignored.
- */
-static void nfs_direct_write_release(void *calldata)
-{
- struct nfs_write_data *data = calldata;
- struct nfs_direct_req *dreq = (struct nfs_direct_req *) data->req;
if (put_dreq(dreq))
nfs_direct_write_complete(dreq, data->inode);
}
static const struct rpc_call_ops nfs_write_direct_ops = {
+#if defined(CONFIG_NFS_V4_1)
+ .rpc_call_prepare = nfs_write_prepare,
+#endif /* CONFIG_NFS_V4_1 */
.rpc_call_done = nfs_direct_write_result,
.rpc_release = nfs_direct_write_release,
};
struct inode *inode = ctx->path.dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
+ struct rpc_task *task;
+ struct rpc_message msg = {
+ .rpc_cred = ctx->cred,
+ };
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
+ .rpc_message = &msg,
.callback_ops = &nfs_write_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
size_t wsize = NFS_SERVER(inode)->wsize;
data->npages, 0, 0, data->pagevec, NULL);
up_read(¤t->mm->mmap_sem);
if (result < 0) {
- nfs_writedata_release(data);
+ nfs_writedata_free(data);
break;
}
if ((unsigned)result < data->npages) {
bytes = result * PAGE_SIZE;
if (bytes <= pgbase) {
nfs_direct_release_pages(data->pagevec, result);
- nfs_writedata_release(data);
+ nfs_writedata_free(data);
break;
}
bytes -= pgbase;
data->req = (struct nfs_page *) dreq;
data->inode = inode;
- data->cred = ctx->cred;
+ data->cred = msg.rpc_cred;
data->args.fh = NFS_FH(inode);
data->args.context = ctx;
data->args.offset = pos;
data->args.pgbase = pgbase;
data->args.pages = data->pagevec;
data->args.count = bytes;
+ data->args.stable = sync;
data->res.fattr = &data->fattr;
data->res.count = bytes;
data->res.verf = &data->verf;
+ nfs_fattr_init(&data->fattr);
+ task_setup_data.task = &data->task;
task_setup_data.callback_data = data;
- rpc_init_task(&data->task, &task_setup_data);
- NFS_PROTO(inode)->write_setup(data, sync);
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+ NFS_PROTO(inode)->write_setup(data, &msg);
- rpc_execute(&data->task);
+ task = rpc_run_task(&task_setup_data);
+ if (IS_ERR(task))
+ break;
+ rpc_put_task(task);
dprintk("NFS: %5u initiated direct write call "
"(req %s/%Ld, %zu bytes @ offset %Lu)\n",
size_t count)
{
ssize_t result = 0;
- sigset_t oldset;
struct inode *inode = iocb->ki_filp->f_mapping->host;
- struct rpc_clnt *clnt = NFS_CLIENT(inode);
struct nfs_direct_req *dreq;
size_t wsize = NFS_SERVER(inode)->wsize;
- int sync = 0;
+ int sync = NFS_UNSTABLE;
dreq = nfs_direct_req_alloc();
if (!dreq)
nfs_alloc_commit_data(dreq);
if (dreq->commit_data == NULL || count < wsize)
- sync = FLUSH_STABLE;
+ sync = NFS_FILE_SYNC;
dreq->inode = inode;
dreq->ctx = get_nfs_open_context(nfs_file_open_context(iocb->ki_filp));
if (!is_sync_kiocb(iocb))
dreq->iocb = iocb;
- rpc_clnt_sigmask(clnt, &oldset);
result = nfs_direct_write_schedule_iovec(dreq, iov, nr_segs, pos, sync);
if (!result)
result = nfs_direct_wait(dreq);
- rpc_clnt_sigunmask(clnt, &oldset);
nfs_direct_req_release(dreq);
return result;
count = iov_length(iov, nr_segs);
nfs_add_stats(mapping->host, NFSIOS_DIRECTREADBYTES, count);
- dprintk("nfs: direct read(%s/%s, %zd@%Ld)\n",
+ dfprintk(FILE, "NFS: direct read(%s/%s, %zd@%Ld)\n",
file->f_path.dentry->d_parent->d_name.name,
file->f_path.dentry->d_name.name,
count, (long long) pos);
* back into its cache. We let the server do generic write
* parameter checking and report problems.
*
- * We also avoid an unnecessary invocation of generic_osync_inode(),
- * as it is fairly meaningless to sync the metadata of an NFS file.
- *
* We eliminate local atime updates, see direct read above.
*
* We avoid unnecessary page cache invalidations for normal cached
count = iov_length(iov, nr_segs);
nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, count);
- dfprintk(VFS, "nfs: direct write(%s/%s, %zd@%Ld)\n",
+ dfprintk(FILE, "NFS: direct write(%s/%s, %zd@%Ld)\n",
file->f_path.dentry->d_parent->d_name.name,
file->f_path.dentry->d_name.name,
count, (long long) pos);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff