NFS: Create a common rpcsetup function for reads and writes

Write adds a little bit of code dealing with flush flags, but since
"how" will always be 0 when reading we can share the code.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index e34220f10165..519864b3296a 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -242,6 +242,8 @@ struct nfs_rw_header *nfs_rw_header_alloc(const struct nfs_rw_ops *);
 void nfs_rw_header_free(struct nfs_pgio_header *);
 struct nfs_pgio_data *nfs_pgio_data_alloc(struct nfs_pgio_header *, unsigned int);
 void nfs_pgio_data_release(struct nfs_pgio_data *);
+void nfs_pgio_rpcsetup(struct nfs_pgio_data *, unsigned int, unsigned int, int,
+                       struct nfs_commit_info *);
 
 static inline void nfs_iocounter_init(struct nfs_io_counter *c)
 {
@@ -446,6 +448,7 @@ extern void nfs_init_commit(struct nfs_commit_data *data,
                             struct nfs_commit_info *cinfo);
 int nfs_scan_commit_list(struct list_head *src, struct list_head *dst,
                          struct nfs_commit_info *cinfo, int max);
+unsigned long nfs_reqs_to_commit(struct nfs_commit_info *);
 int nfs_scan_commit(struct inode *inode, struct list_head *dst,
                     struct nfs_commit_info *cinfo);
 void nfs_mark_request_commit(struct nfs_page *req,