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>
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index a50de10..2469ab0 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -147,6 +147,7 @@
unsigned int acdirmax;
unsigned int namelen;
unsigned int options; /* extra options enabled by mount */
+ unsigned int clone_blksize; /* granularity of a CLONE operation */
#define NFS_OPTION_FSCACHE 0x00000001 /* - local caching enabled */
#define NFS_OPTION_MIGRATION 0x00000002 /* - NFSv4 migration enabled */