1 files changed, 44 insertions, 49 deletions

diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index afd23910f3bf..dbef837e871a 100644
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -351,53 +351,6 @@ void pnfs_generic_recover_commit_reqs(struct list_head *dst,
 }
 EXPORT_SYMBOL_GPL(pnfs_generic_recover_commit_reqs);
 
-static struct nfs_page *
-pnfs_bucket_search_commit_reqs(struct pnfs_commit_bucket *buckets,
-			       unsigned int nbuckets, struct folio *folio)
-{
-	struct nfs_page *req;
-	struct pnfs_commit_bucket *b;
-	unsigned int i;
-
-	/* Linearly search the commit lists for each bucket until a matching
-	 * request is found */
-	for (i = 0, b = buckets; i < nbuckets; i++, b++) {
-		list_for_each_entry(req, &b->written, wb_list) {
-			if (nfs_page_to_folio(req) == folio)
-				return req->wb_head;
-		}
-		list_for_each_entry(req, &b->committing, wb_list) {
-			if (nfs_page_to_folio(req) == folio)
-				return req->wb_head;
-		}
-	}
-	return NULL;
-}
-
-/* pnfs_generic_search_commit_reqs - Search lists in @cinfo for the head request
- *				   for @folio
- * @cinfo - commit info for current inode
- * @folio - page to search for matching head request
- *
- * Return: the head request if one is found, otherwise %NULL.
- */
-struct nfs_page *pnfs_generic_search_commit_reqs(struct nfs_commit_info *cinfo,
-						 struct folio *folio)
-{
-	struct pnfs_ds_commit_info *fl_cinfo = cinfo->ds;
-	struct pnfs_commit_array *array;
-	struct nfs_page *req;
-
-	list_for_each_entry(array, &fl_cinfo->commits, cinfo_list) {
-		req = pnfs_bucket_search_commit_reqs(array->buckets,
-						     array->nbuckets, folio);
-		if (req)
-			return req;
-	}
-	return NULL;
-}
-EXPORT_SYMBOL_GPL(pnfs_generic_search_commit_reqs);
-
 static struct pnfs_layout_segment *
 pnfs_bucket_get_committing(struct list_head *head,
 			   struct pnfs_commit_bucket *bucket,
@@ -537,7 +490,7 @@ pnfs_generic_commit_pagelist(struct inode *inode, struct list_head *mds_pages,
 			nfs_initiate_commit(NFS_CLIENT(inode), data,
 					    NFS_PROTO(data->inode),
 					    data->mds_ops, how,
-					    RPC_TASK_CRED_NOREF);
+					    RPC_TASK_CRED_NOREF, NULL);
 		} else {
 			nfs_init_commit(data, NULL, data->lseg, cinfo);
 			initiate_commit(data, how);
@@ -919,6 +872,8 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
 	dprintk("--> %s DS %s\n", __func__, ds->ds_remotestr);
 
 	list_for_each_entry(da, &ds->ds_addrs, da_node) {
+		char servername[48];
+
 		dprintk("%s: DS %s: trying address %s\n",
 			__func__, ds->ds_remotestr, da->da_remotestr);
 
@@ -929,6 +884,7 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
 				.dstaddr = (struct sockaddr *)&da->da_addr,
 				.addrlen = da->da_addrlen,
 				.servername = clp->cl_hostname,
+				.xprtsec = clp->cl_xprtsec,
 			};
 			struct nfs4_add_xprt_data xprtdata = {
 				.clp = clp,
@@ -938,10 +894,45 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
 				.data = &xprtdata,
 			};
 
-			if (da->da_transport != clp->cl_proto)
+			if (da->da_transport != clp->cl_proto &&
+					clp->cl_proto != XPRT_TRANSPORT_TCP_TLS)
 				continue;
+			if (da->da_transport == XPRT_TRANSPORT_TCP &&
+				mds_srv->nfs_client->cl_proto ==
+					XPRT_TRANSPORT_TCP_TLS) {
+				struct sockaddr *addr =
+					(struct sockaddr *)&da->da_addr;
+				struct sockaddr_in *sin =
+					(struct sockaddr_in *)&da->da_addr;
+				struct sockaddr_in6 *sin6 =
+					(struct sockaddr_in6 *)&da->da_addr;
+
+				/* for NFS with TLS we need to supply a correct
+				 * servername of the trunked transport, not the
+				 * servername of the main transport stored in
+				 * clp->cl_hostname. And set the protocol to
+				 * indicate to use TLS
+				 */
+				servername[0] = '\0';
+				switch(addr->sa_family) {
+				case AF_INET:
+					snprintf(servername, sizeof(servername),
+						"%pI4", &sin->sin_addr.s_addr);
+					break;
+				case AF_INET6:
+					snprintf(servername, sizeof(servername),
+						"%pI6", &sin6->sin6_addr);
+					break;
+				default:
+					/* do not consider this address */
+					continue;
+				}
+				xprt_args.ident = XPRT_TRANSPORT_TCP_TLS;
+				xprt_args.servername = servername;
+			}
 			if (da->da_addr.ss_family != clp->cl_addr.ss_family)
 				continue;
+
 			/**
 			* Test this address for session trunking and
 			* add as an alias
@@ -953,6 +944,10 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
 			if (xprtdata.cred)
 				put_cred(xprtdata.cred);
 		} else {
+			if (da->da_transport == XPRT_TRANSPORT_TCP &&
+				mds_srv->nfs_client->cl_proto ==
+					XPRT_TRANSPORT_TCP_TLS)
+				da->da_transport = XPRT_TRANSPORT_TCP_TLS;
 			clp = nfs4_set_ds_client(mds_srv,
 						&da->da_addr,
 						da->da_addrlen,