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author | Anna Schumaker <Anna.Schumaker@netapp.com> | 2014-05-06 17:12:37 +0400 |
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committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2014-05-29 19:11:40 +0400 |
commit | 1ed26f33008e954a8e91d26f97d4380dea8145db (patch) | |
tree | a187a1fb9658ee39d5c00e71fd6105b7cb6d3f56 /fs/nfs/write.c | |
parent | ef2c488c073f4f0b3a200745dd8d608c01d69c39 (diff) | |
download | linux-1ed26f33008e954a8e91d26f97d4380dea8145db.tar.xz |
NFS: Create a common initiate_pgio() function
Most of this code is the same for both the read and write paths, so
combine everything and use the rw_ops when necessary.
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r-- | fs/nfs/write.c | 55 |
1 files changed, 7 insertions, 48 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 0e34c7024195..e46a1fc6c1fe 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -932,60 +932,18 @@ static int flush_task_priority(int how) return RPC_PRIORITY_NORMAL; } -int nfs_initiate_write(struct rpc_clnt *clnt, - struct nfs_pgio_data *data, - const struct rpc_call_ops *call_ops, - int how, int flags) +static void nfs_initiate_write(struct nfs_pgio_data *data, struct rpc_message *msg, + struct rpc_task_setup *task_setup_data, int how) { struct inode *inode = data->header->inode; int priority = flush_task_priority(how); - struct rpc_task *task; - struct rpc_message msg = { - .rpc_argp = &data->args, - .rpc_resp = &data->res, - .rpc_cred = data->header->cred, - }; - struct rpc_task_setup task_setup_data = { - .rpc_client = clnt, - .task = &data->task, - .rpc_message = &msg, - .callback_ops = call_ops, - .callback_data = data, - .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC | flags, - .priority = priority, - }; - int ret = 0; - /* Set up the initial task struct. */ - NFS_PROTO(inode)->write_setup(data, &msg); - - dprintk("NFS: %5u initiated write call " - "(req %s/%llu, %u bytes @ offset %llu)\n", - data->task.tk_pid, - inode->i_sb->s_id, - (unsigned long long)NFS_FILEID(inode), - data->args.count, - (unsigned long long)data->args.offset); + task_setup_data->priority = priority; + NFS_PROTO(inode)->write_setup(data, msg); nfs4_state_protect_write(NFS_SERVER(inode)->nfs_client, - &task_setup_data.rpc_client, &msg, data); - - task = rpc_run_task(&task_setup_data); - if (IS_ERR(task)) { - ret = PTR_ERR(task); - goto out; - } - if (how & FLUSH_SYNC) { - ret = rpc_wait_for_completion_task(task); - if (ret == 0) - ret = task->tk_status; - } - rpc_put_task(task); -out: - return ret; + &task_setup_data->rpc_client, msg, data); } -EXPORT_SYMBOL_GPL(nfs_initiate_write); static int nfs_do_write(struct nfs_pgio_data *data, const struct rpc_call_ops *call_ops, @@ -993,7 +951,7 @@ static int nfs_do_write(struct nfs_pgio_data *data, { struct inode *inode = data->header->inode; - return nfs_initiate_write(NFS_CLIENT(inode), data, call_ops, how, 0); + return nfs_initiate_pgio(NFS_CLIENT(inode), data, call_ops, how, 0); } static int nfs_do_multiple_writes(struct list_head *head, @@ -1743,4 +1701,5 @@ static const struct nfs_rw_ops nfs_rw_write_ops = { .rw_release = nfs_writeback_release_common, .rw_done = nfs_writeback_done, .rw_result = nfs_writeback_result, + .rw_initiate = nfs_initiate_write, }; |