Merge tag 'nfsd-5.9' of git://git.linux-nfs.org/projects/cel/cel-2.6

Pull NFS server updates from Chuck Lever:
 "Highlights:
   - Support for user extended attributes on NFS (RFC 8276)
   - Further reduce unnecessary NFSv4 delegation recalls

  Notable fixes:
   - Fix recent krb5p regression
   - Address a few resource leaks and a rare NULL dereference

  Other:
   - De-duplicate RPC/RDMA error handling and other utility functions
   - Replace storage and display of kernel memory addresses by tracepoints"

* tag 'nfsd-5.9' of git://git.linux-nfs.org/projects/cel/cel-2.6: (38 commits)
  svcrdma: CM event handler clean up
  svcrdma: Remove transport reference counting
  svcrdma: Fix another Receive buffer leak
  SUNRPC: Refresh the show_rqstp_flags() macro
  nfsd: netns.h: delete a duplicated word
  SUNRPC: Fix ("SUNRPC: Add "@len" parameter to gss_unwrap()")
  nfsd: avoid a NULL dereference in __cld_pipe_upcall()
  nfsd4: a client's own opens needn't prevent delegations
  nfsd: Use seq_putc() in two functions
  svcrdma: Display chunk completion ID when posting a rw_ctxt
  svcrdma: Record send_ctxt completion ID in trace_svcrdma_post_send()
  svcrdma: Introduce Send completion IDs
  svcrdma: Record Receive completion ID in svc_rdma_decode_rqst
  svcrdma: Introduce Receive completion IDs
  svcrdma: Introduce infrastructure to support completion IDs
  svcrdma: Add common XDR encoders for RDMA and Read segments
  svcrdma: Add common XDR decoders for RDMA and Read segments
  SUNRPC: Add helpers for decoding list discriminators symbolically
  svcrdma: Remove declarations for functions long removed
  svcrdma: Clean up trace_svcrdma_send_failed() tracepoint
  ...

1 files changed, 11 insertions, 13 deletions

diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index 9e40dfecf1b1..186fa2c2c6ba 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -747,13 +747,11 @@ struct cld_upcall {
 };
 
 static int
-__cld_pipe_upcall(struct rpc_pipe *pipe, void *cmsg)
+__cld_pipe_upcall(struct rpc_pipe *pipe, void *cmsg, struct nfsd_net *nn)
 {
 	int ret;
 	struct rpc_pipe_msg msg;
 	struct cld_upcall *cup = container_of(cmsg, struct cld_upcall, cu_u);
-	struct nfsd_net *nn = net_generic(pipe->dentry->d_sb->s_fs_info,
-					  nfsd_net_id);
 
 	memset(&msg, 0, sizeof(msg));
 	msg.data = cmsg;
@@ -773,7 +771,7 @@ out:
 }
 
 static int
-cld_pipe_upcall(struct rpc_pipe *pipe, void *cmsg)
+cld_pipe_upcall(struct rpc_pipe *pipe, void *cmsg, struct nfsd_net *nn)
 {
 	int ret;
 
@@ -782,7 +780,7 @@ cld_pipe_upcall(struct rpc_pipe *pipe, void *cmsg)
 	 *  upcalls queued.
 	 */
 	do {
-		ret = __cld_pipe_upcall(pipe, cmsg);
+		ret = __cld_pipe_upcall(pipe, cmsg, nn);
 	} while (ret == -EAGAIN);
 
 	return ret;
@@ -1115,7 +1113,7 @@ nfsd4_cld_create(struct nfs4_client *clp)
 	memcpy(cup->cu_u.cu_msg.cm_u.cm_name.cn_id, clp->cl_name.data,
 			clp->cl_name.len);
 
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret) {
 		ret = cup->cu_u.cu_msg.cm_status;
 		set_bit(NFSD4_CLIENT_STABLE, &clp->cl_flags);
@@ -1180,7 +1178,7 @@ nfsd4_cld_create_v2(struct nfs4_client *clp)
 	} else
 		cmsg->cm_u.cm_clntinfo.cc_princhash.cp_len = 0;
 
-	ret = cld_pipe_upcall(cn->cn_pipe, cmsg);
+	ret = cld_pipe_upcall(cn->cn_pipe, cmsg, nn);
 	if (!ret) {
 		ret = cmsg->cm_status;
 		set_bit(NFSD4_CLIENT_STABLE, &clp->cl_flags);
@@ -1218,7 +1216,7 @@ nfsd4_cld_remove(struct nfs4_client *clp)
 	memcpy(cup->cu_u.cu_msg.cm_u.cm_name.cn_id, clp->cl_name.data,
 			clp->cl_name.len);
 
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret) {
 		ret = cup->cu_u.cu_msg.cm_status;
 		clear_bit(NFSD4_CLIENT_STABLE, &clp->cl_flags);
@@ -1261,7 +1259,7 @@ nfsd4_cld_check_v0(struct nfs4_client *clp)
 	memcpy(cup->cu_u.cu_msg.cm_u.cm_name.cn_id, clp->cl_name.data,
 			clp->cl_name.len);
 
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret) {
 		ret = cup->cu_u.cu_msg.cm_status;
 		set_bit(NFSD4_CLIENT_STABLE, &clp->cl_flags);
@@ -1404,7 +1402,7 @@ nfsd4_cld_grace_start(struct nfsd_net *nn)
 	}
 
 	cup->cu_u.cu_msg.cm_cmd = Cld_GraceStart;
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret)
 		ret = cup->cu_u.cu_msg.cm_status;
 
@@ -1432,7 +1430,7 @@ nfsd4_cld_grace_done_v0(struct nfsd_net *nn)
 
 	cup->cu_u.cu_msg.cm_cmd = Cld_GraceDone;
 	cup->cu_u.cu_msg.cm_u.cm_gracetime = nn->boot_time;
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret)
 		ret = cup->cu_u.cu_msg.cm_status;
 
@@ -1460,7 +1458,7 @@ nfsd4_cld_grace_done(struct nfsd_net *nn)
 	}
 
 	cup->cu_u.cu_msg.cm_cmd = Cld_GraceDone;
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret)
 		ret = cup->cu_u.cu_msg.cm_status;
 
@@ -1524,7 +1522,7 @@ nfsd4_cld_get_version(struct nfsd_net *nn)
 		goto out_err;
 	}
 	cup->cu_u.cu_msg.cm_cmd = Cld_GetVersion;
-	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg);
+	ret = cld_pipe_upcall(cn->cn_pipe, &cup->cu_u.cu_msg, nn);
 	if (!ret) {
 		ret = cup->cu_u.cu_msg.cm_status;
 		if (ret)