nfs: allow to specify cred in nfs_initiate_pgio

so that flexfile layout client can pass in DS credential instead of
using user cred, which will be done in the next patch.

Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Tom Haynes <Thomas.Haynes@primarydata.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 35a2626a6922..c4d175829880 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -597,14 +597,14 @@ static void nfs_pgio_prepare(struct rpc_task *task, void *calldata)
 }
 
 int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr,
-                      const struct nfs_rpc_ops *rpc_ops,
+                      struct rpc_cred *cred, const struct nfs_rpc_ops *rpc_ops,
                       const struct rpc_call_ops *call_ops, int how, int flags)
 {
         struct rpc_task *task;
         struct rpc_message msg = {
                 .rpc_argp = &hdr->args,
                 .rpc_resp = &hdr->res,
-                .rpc_cred = hdr->cred,
+                .rpc_cred = cred,
         };
         struct rpc_task_setup task_setup_data = {
                 .rpc_client = clnt,
@@ -793,7 +793,9 @@ static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc)
         ret = nfs_generic_pgio(desc, hdr);
         if (ret == 0)
                 ret = nfs_initiate_pgio(NFS_CLIENT(hdr->inode),
-                                        hdr, NFS_PROTO(hdr->inode),
+                                        hdr,
+                                        hdr->cred,
+                                        NFS_PROTO(hdr->inode),
                                         desc->pg_rpc_callops,
                                         desc->pg_ioflags, 0);
         return ret;