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From: Olga Kornievskaia <olga.kornievskaia@gmail.com>
To: trond.myklebust@hammerspace.com, anna.schumaker@netapp.com
Cc: linux-nfs@vger.kernel.org
Subject: [PATCH v8 01/13] sunrpc: Create a sunrpc directory under /sys/kernel/
Date: Tue,  1 Jun 2021 18:09:03 -0400	[thread overview]
Message-ID: <20210601220915.18975-2-olga.kornievskaia@gmail.com> (raw)
In-Reply-To: <20210601220915.18975-1-olga.kornievskaia@gmail.com>

From: Olga Kornievskaia <kolga@netapp.com>

This is where we'll put per-rpc_client related files

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
---
 net/sunrpc/Makefile      |  2 +-
 net/sunrpc/sunrpc_syms.c |  8 ++++++++
 net/sunrpc/sysfs.c       | 20 ++++++++++++++++++++
 net/sunrpc/sysfs.h       | 11 +++++++++++
 4 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 net/sunrpc/sysfs.c
 create mode 100644 net/sunrpc/sysfs.h

diff --git a/net/sunrpc/Makefile b/net/sunrpc/Makefile
index 9488600451e8..1c8de397d6ad 100644
--- a/net/sunrpc/Makefile
+++ b/net/sunrpc/Makefile
@@ -12,7 +12,7 @@ sunrpc-y := clnt.o xprt.o socklib.o xprtsock.o sched.o \
 	    auth.o auth_null.o auth_unix.o \
 	    svc.o svcsock.o svcauth.o svcauth_unix.o \
 	    addr.o rpcb_clnt.o timer.o xdr.o \
-	    sunrpc_syms.o cache.o rpc_pipe.o \
+	    sunrpc_syms.o cache.o rpc_pipe.o sysfs.o \
 	    svc_xprt.o \
 	    xprtmultipath.o
 sunrpc-$(CONFIG_SUNRPC_DEBUG) += debugfs.o
diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c
index 236fadc4a439..3b57efc692ec 100644
--- a/net/sunrpc/sunrpc_syms.c
+++ b/net/sunrpc/sunrpc_syms.c
@@ -24,6 +24,7 @@
 #include <linux/sunrpc/xprtsock.h>
 
 #include "sunrpc.h"
+#include "sysfs.h"
 #include "netns.h"
 
 unsigned int sunrpc_net_id;
@@ -103,6 +104,10 @@ init_sunrpc(void)
 	if (err)
 		goto out4;
 
+	err = rpc_sysfs_init();
+	if (err)
+		goto out5;
+
 	sunrpc_debugfs_init();
 #if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
 	rpc_register_sysctl();
@@ -111,6 +116,8 @@ init_sunrpc(void)
 	init_socket_xprt();	/* clnt sock transport */
 	return 0;
 
+out5:
+	unregister_rpc_pipefs();
 out4:
 	unregister_pernet_subsys(&sunrpc_net_ops);
 out3:
@@ -124,6 +131,7 @@ init_sunrpc(void)
 static void __exit
 cleanup_sunrpc(void)
 {
+	rpc_sysfs_exit();
 	rpc_cleanup_clids();
 	rpcauth_remove_module();
 	cleanup_socket_xprt();
diff --git a/net/sunrpc/sysfs.c b/net/sunrpc/sysfs.c
new file mode 100644
index 000000000000..27eda180ac5e
--- /dev/null
+++ b/net/sunrpc/sysfs.c
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 Anna Schumaker <Anna.Schumaker@Netapp.com>
+ */
+#include <linux/kobject.h>
+
+static struct kset *rpc_sunrpc_kset;
+
+int rpc_sysfs_init(void)
+{
+	rpc_sunrpc_kset = kset_create_and_add("sunrpc", NULL, kernel_kobj);
+	if (!rpc_sunrpc_kset)
+		return -ENOMEM;
+	return 0;
+}
+
+void rpc_sysfs_exit(void)
+{
+	kset_unregister(rpc_sunrpc_kset);
+}
diff --git a/net/sunrpc/sysfs.h b/net/sunrpc/sysfs.h
new file mode 100644
index 000000000000..f181c650aab8
--- /dev/null
+++ b/net/sunrpc/sysfs.h
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 Anna Schumaker <Anna.Schumaker@Netapp.com>
+ */
+#ifndef __SUNRPC_SYSFS_H
+#define __SUNRPC_SYSFS_H
+
+int rpc_sysfs_init(void);
+void rpc_sysfs_exit(void);
+
+#endif
-- 
2.27.0


  reply	other threads:[~2021-06-01 22:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-01 22:09 [PATCH v8 00/13] create sysfs files for changing IP address Olga Kornievskaia
2021-06-01 22:09 ` Olga Kornievskaia [this message]
2021-06-01 22:09 ` [PATCH v8 02/13] sunrpc: Create a client/ subdirectory in the sunrpc sysfs Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 03/13] sunrpc: Create per-rpc_clnt sysfs kobjects Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 04/13] sunrpc: add xprt id Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 05/13] sunrpc: add IDs to multipath Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 06/13] sunrpc: keep track of the xprt_class in rpc_xprt structure Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 07/13] sunrpc: add xprt_switch direcotry to sunrpc's sysfs Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 08/13] sunrpc: add a symlink from rpc-client directory to the xprt_switch Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 09/13] sunrpc: add add sysfs directory per xprt under each xprt_switch Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 10/13] sunrpc: add dst_attr attributes to the sysfs xprt directory Olga Kornievskaia
2021-06-02  9:28   ` kernel test robot
2021-06-02  9:28     ` kernel test robot
2021-06-03  1:10   ` kernel test robot
2021-06-03  1:10     ` kernel test robot
2021-06-01 22:09 ` [PATCH v8 11/13] sunrpc: provide transport info in the sysfs directory Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 12/13] sunrpc: provide multipath " Olga Kornievskaia
2021-06-01 22:09 ` [PATCH v8 13/13] sunrpc: provide showing transport's state " Olga Kornievskaia

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