From 9ace33cdc6562699a780b4716d9d52c55dd2151a Mon Sep 17 00:00:00 2001 From: Fred Isaman Date: Wed, 23 Mar 2011 13:27:45 +0000 Subject: [PATCH] NFSv4.1: rearrange nfs_commit_rpcsetup Reorder nfs_commit_rpcsetup, preparing for a pnfs entry point. Signed-off-by: Fred Isaman Signed-off-by: Trond Myklebust --- fs/nfs/write.c | 60 +++++++++++++++++++++++++++----------------------- 1 file changed, 33 insertions(+), 27 deletions(-) diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 92b4a6614fd3..bf672faa4885 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1293,32 +1293,49 @@ static void nfs_commitdata_release(void *data) nfs_commit_free(wdata); } -/* - * Set up the argument/result storage required for the RPC call. - */ -static int nfs_commit_rpcsetup(struct list_head *head, - struct nfs_write_data *data, - int how) +static int nfs_initiate_commit(struct nfs_write_data *data, struct rpc_clnt *clnt, + const struct rpc_call_ops *call_ops, + int how) { - struct nfs_page *first = nfs_list_entry(head->next); - struct inode *inode = first->wb_context->path.dentry->d_inode; - int priority = flush_task_priority(how); struct rpc_task *task; + int priority = flush_task_priority(how); struct rpc_message msg = { .rpc_argp = &data->args, .rpc_resp = &data->res, - .rpc_cred = first->wb_context->cred, + .rpc_cred = data->cred, }; struct rpc_task_setup task_setup_data = { .task = &data->task, - .rpc_client = NFS_CLIENT(inode), + .rpc_client = clnt, .rpc_message = &msg, - .callback_ops = &nfs_commit_ops, + .callback_ops = call_ops, .callback_data = data, .workqueue = nfsiod_workqueue, .flags = RPC_TASK_ASYNC, .priority = priority, }; + /* Set up the initial task struct. */ + NFS_PROTO(data->inode)->commit_setup(data, &msg); + + dprintk("NFS: %5u initiated commit call\n", data->task.tk_pid); + + task = rpc_run_task(&task_setup_data); + if (IS_ERR(task)) + return PTR_ERR(task); + if (how & FLUSH_SYNC) + rpc_wait_for_completion_task(task); + rpc_put_task(task); + return 0; +} + +/* + * Set up the argument/result storage required for the RPC call. + */ +static void nfs_init_commit(struct nfs_write_data *data, + struct list_head *head) +{ + struct nfs_page *first = nfs_list_entry(head->next); + struct inode *inode = first->wb_context->path.dentry->d_inode; /* Set up the RPC argument and reply structs * NB: take care not to mess about with data->commit et al. */ @@ -1326,7 +1343,8 @@ static int nfs_commit_rpcsetup(struct list_head *head, list_splice_init(head, &data->pages); data->inode = inode; - data->cred = msg.rpc_cred; + data->cred = first->wb_context->cred; + data->mds_ops = &nfs_commit_ops; data->args.fh = NFS_FH(data->inode); /* Note: we always request a commit of the entire inode */ @@ -1337,19 +1355,6 @@ static int nfs_commit_rpcsetup(struct list_head *head, data->res.fattr = &data->fattr; data->res.verf = &data->verf; nfs_fattr_init(&data->fattr); - - /* Set up the initial task struct. */ - NFS_PROTO(inode)->commit_setup(data, &msg); - - dprintk("NFS: %5u initiated commit call\n", data->task.tk_pid); - - task = rpc_run_task(&task_setup_data); - if (IS_ERR(task)) - return PTR_ERR(task); - if (how & FLUSH_SYNC) - rpc_wait_for_completion_task(task); - rpc_put_task(task); - return 0; } /* @@ -1367,7 +1372,8 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how) goto out_bad; /* Set up the argument struct */ - return nfs_commit_rpcsetup(head, data, how); + nfs_init_commit(data, head); + return nfs_initiate_commit(data, NFS_CLIENT(inode), data->mds_ops, how); out_bad: while (!list_empty(head)) { req = nfs_list_entry(head->next); -- 2.34.1