NFS: Cleanup of the nfs_pageio code in preparation for a pnfs bugfix

[deliverable/linux.git] / fs / nfs / pnfs.c

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index ff82007723772e40139416d2dd5e0b013a06292e..7ec46d5f05abc539bd83ede89e81197dfa239de7 100644 (file)
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1055,6 +1055,30 @@ out_forget_reply:
        goto out;
 }
 
+bool
+pnfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, struct inode *inode)
+{
+       struct nfs_server *server = NFS_SERVER(inode);
+       struct pnfs_layoutdriver_type *ld = server->pnfs_curr_ld;
+
+       if (ld == NULL)
+               return false;
+       nfs_pageio_init(pgio, inode, ld->pg_read_ops, server->rsize, 0);
+       return true;
+}
+
+bool
+pnfs_pageio_init_write(struct nfs_pageio_descriptor *pgio, struct inode *inode, int ioflags)
+{
+       struct nfs_server *server = NFS_SERVER(inode);
+       struct pnfs_layoutdriver_type *ld = server->pnfs_curr_ld;
+
+       if (ld == NULL)
+               return false;
+       nfs_pageio_init(pgio, inode, ld->pg_write_ops, server->wsize, ioflags);
+       return true;
+}
+
 bool
 pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
                     struct nfs_page *req)