NFS: Create a generic_pgio function

These functions are almost identical on both the read and write side.
FLUSH_COND_STABLE will never be set for the read path, so leaving it in
the generic code won't hurt anything.

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

1 files changed, 1 insertions, 9 deletions

diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index a4b9e754756b..365cdb11d0de 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -237,14 +237,10 @@ extern void nfs_pgheader_init(struct nfs_pageio_descriptor *desc,
 void nfs_set_pgio_error(struct nfs_pgio_header *hdr, int error, loff_t pos);
 int nfs_iocounter_wait(struct nfs_io_counter *c);
 
-extern const struct rpc_call_ops nfs_pgio_common_ops;
 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 *);
-int nfs_pgio_error(struct nfs_pageio_descriptor *, struct nfs_pgio_header *);
-void nfs_pgio_rpcsetup(struct nfs_pgio_data *, unsigned int, unsigned int, int,
-                       struct nfs_commit_info *);
+int nfs_generic_pgio(struct nfs_pageio_descriptor *, struct nfs_pgio_header *);
 
 static inline void nfs_iocounter_init(struct nfs_io_counter *c)
 {
@@ -410,8 +406,6 @@ extern int nfs_initiate_read(struct rpc_clnt *clnt,
                              struct nfs_pgio_data *data,
                              const struct rpc_call_ops *call_ops, int flags);
 extern void nfs_read_prepare(struct rpc_task *task, void *calldata);
-extern int nfs_generic_pagein(struct nfs_pageio_descriptor *desc,
-                              struct nfs_pgio_header *hdr);
 extern void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio);
 
 /* super.c */
@@ -429,8 +423,6 @@ int nfs_remount(struct super_block *sb, int *flags, char *raw_data);
 extern void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
                         struct inode *inode, int ioflags, bool force_mds,
                         const struct nfs_pgio_completion_ops *compl_ops);
-extern int nfs_generic_flush(struct nfs_pageio_descriptor *desc,
-                             struct nfs_pgio_header *hdr);
 extern void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio);
 extern void nfs_commit_free(struct nfs_commit_data *p);
 extern int nfs_initiate_write(struct rpc_clnt *clnt,