NFSv4.1: Ensure that layoutget is called using the layout credential

Ensure that we use the same credential for layoutget, layoutcommit and
layoutreturn.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index d7ba561..a6b8db4 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -6348,6 +6348,7 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags)
                .rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_LAYOUTGET],
                .rpc_argp = &lgp->args,
                .rpc_resp = &lgp->res,
+               .rpc_cred = lgp->cred,
        };
        struct rpc_task_setup task_setup_data = {
                .rpc_client = server->client,

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index c5bd758..2f86115 100644 (file)
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -766,6 +766,7 @@ send_layoutget(struct pnfs_layout_hdr *lo,
        lgp->args.inode = ino;
        lgp->args.ctx = get_nfs_open_context(ctx);
        lgp->gfp_flags = gfp_flags;
+       lgp->cred = lo->plh_lc_cred;
 
        /* Synchronously retrieve layout information from server and
         * store in lseg.

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 104b62f..32c95d6 100644 (file)
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -246,6 +246,7 @@ struct nfs4_layoutget_res {
 struct nfs4_layoutget {
        struct nfs4_layoutget_args args;
        struct nfs4_layoutget_res res;
+       struct rpc_cred *cred;
        gfp_t gfp_flags;
 };