NFS: Split out NFS v4 server creating code

[linux-block.git] / fs / nfs / write.c

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 4d6861c0dc142a5ec41e5da405012b661aeb3bc4..f312860c15d0e7ce5e9b9e8b2254ce41387edbf3 100644 (file)
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -336,8 +336,10 @@ static int nfs_writepage_locked(struct page *page, struct writeback_control *wbc
        struct nfs_pageio_descriptor pgio;
        int err;
 
-       nfs_pageio_init_write(&pgio, page->mapping->host, wb_priority(wbc),
-                             &nfs_async_write_completion_ops);
+       NFS_PROTO(page->mapping->host)->write_pageio_init(&pgio,
+                                                         page->mapping->host,
+                                                         wb_priority(wbc),
+                                                         &nfs_async_write_completion_ops);
        err = nfs_do_writepage(page, wbc, &pgio);
        nfs_pageio_complete(&pgio);
        if (err < 0)
@@ -380,8 +382,7 @@ int nfs_writepages(struct address_space *mapping, struct writeback_control *wbc)
 
        nfs_inc_stats(inode, NFSIOS_VFSWRITEPAGES);
 
-       nfs_pageio_init_write(&pgio, inode, wb_priority(wbc),
-                             &nfs_async_write_completion_ops);
+       NFS_PROTO(inode)->write_pageio_init(&pgio, inode, wb_priority(wbc), &nfs_async_write_completion_ops);
        err = write_cache_pages(mapping, wbc, nfs_writepages_callback, &pgio);
        nfs_pageio_complete(&pgio);
 
@@ -410,7 +411,7 @@ static void nfs_inode_add_request(struct inode *inode, struct nfs_page *req)
        nfs_lock_request(req);
 
        spin_lock(&inode->i_lock);
-       if (!nfsi->npages && nfs_have_delegation(inode, FMODE_WRITE))
+       if (!nfsi->npages && NFS_PROTO(inode)->have_delegation(inode, FMODE_WRITE))
                inode->i_version++;
        set_bit(PG_MAPPED, &req->wb_flags);
        SetPagePrivate(req->wb_page);
@@ -620,7 +621,7 @@ static void nfs_write_completion(struct nfs_pgio_header *hdr)
                        goto next;
                }
                if (test_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags)) {
-                       memcpy(&req->wb_verf, hdr->verf, sizeof(req->wb_verf));
+                       memcpy(&req->wb_verf, &hdr->verf->verifier, sizeof(req->wb_verf));
                        nfs_mark_request_commit(req, hdr->lseg, &cinfo);
                        goto next;
                }
@@ -1202,7 +1203,7 @@ static const struct nfs_pageio_ops nfs_pageio_write_ops = {
        .pg_doio = nfs_generic_pg_writepages,
 };
 
-void nfs_pageio_init_write_mds(struct nfs_pageio_descriptor *pgio,
+void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
                               struct inode *inode, int ioflags,
                               const struct nfs_pgio_completion_ops *compl_ops)
 {
@@ -1217,13 +1218,6 @@ void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio)
 }
 EXPORT_SYMBOL_GPL(nfs_pageio_reset_write_mds);
 
-void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
-                          struct inode *inode, int ioflags,
-                          const struct nfs_pgio_completion_ops *compl_ops)
-{
-       if (!pnfs_pageio_init_write(pgio, inode, ioflags, compl_ops))
-               nfs_pageio_init_write_mds(pgio, inode, ioflags, compl_ops);
-}
 
 void nfs_write_prepare(struct rpc_task *task, void *calldata)
 {
@@ -1547,7 +1541,7 @@ static void nfs_commit_release_pages(struct nfs_commit_data *data)
 
                /* Okay, COMMIT succeeded, apparently. Check the verifier
                 * returned by the server against all stored verfs. */
-               if (!memcmp(req->wb_verf.verifier, data->verf.verifier, sizeof(data->verf.verifier))) {
+               if (!memcmp(&req->wb_verf, &data->verf.verifier, sizeof(req->wb_verf))) {
                        /* We have a match */
                        nfs_inode_remove_request(req);
                        dprintk(" OK\n");
@@ -1677,9 +1671,14 @@ static int nfs_commit_unstable_pages(struct inode *inode, struct writeback_contr
 
 int nfs_write_inode(struct inode *inode, struct writeback_control *wbc)
 {
-       int ret;
+       return nfs_commit_unstable_pages(inode, wbc);
+}
+
+#ifdef CONFIG_NFS_V4
+int nfs4_write_inode(struct inode *inode, struct writeback_control *wbc)
+{
+       int ret = nfs_write_inode(inode, wbc);
 
-       ret = nfs_commit_unstable_pages(inode, wbc);
        if (ret >= 0 && test_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(inode)->flags)) {
                int status;
                bool sync = true;
@@ -1693,6 +1692,7 @@ int nfs_write_inode(struct inode *inode, struct writeback_control *wbc)
        }
        return ret;
 }
+#endif
 
 /*
  * flush the inode to disk.