From f6166384095b7ecf77752b5e9096e6d03d75f7ae Mon Sep 17 00:00:00 2001
From: Peng Tao <bergwolf@gmail.com>
Date: Thu, 2 Aug 2012 15:36:09 +0300
Subject: NFS41: add pg_layout_private to nfs_pageio_descriptor

To allow layout driver to pass private information around
pg_init/pg_doio.

Signed-off-by: Peng Tao <tao.peng@emc.com>
Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
 include/linux/nfs_page.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/linux/nfs_page.h')

diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 880805774f9f..92ce5783b707 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -69,6 +69,7 @@ struct nfs_pageio_descriptor {
 	const struct nfs_pgio_completion_ops *pg_completion_ops;
 	struct pnfs_layout_segment *pg_lseg;
 	struct nfs_direct_req	*pg_dreq;
+	void			*pg_layout_private;
 };
 
 #define NFS_WBACK_BUSY(req)	(test_bit(PG_BUSY,&(req)->wb_flags))
-- 
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