From 2a92ee92d4545448066fb664674c0ae5a9d5ea99 Mon Sep 17 00:00:00 2001
From: Peng Tao <tao.peng@primarydata.com>
Date: Sat, 26 Sep 2015 02:24:37 +0800
Subject: nfs: get clone_blksize when probing fsinfo

NFSv42 CLONE operation is supposed to respect it.

Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
---
 include/linux/nfs_xdr.h | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index ac678b7a65ed..92ff445e60a0 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -141,6 +141,7 @@ struct nfs_fsinfo {
 	__u32			lease_time; /* in seconds */
 	__u32			layouttype; /* supported pnfs layout driver */
 	__u32			blksize; /* preferred pnfs io block size */
+	__u32			clone_blksize; /* granularity of a CLONE operation */
 };
 
 struct nfs_fsstat {
-- 
cgit