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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /fs/nfs/nfs4sysctl.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/nfs/nfs4sysctl.c')
-rw-r--r--fs/nfs/nfs4sysctl.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/fs/nfs/nfs4sysctl.c b/fs/nfs/nfs4sysctl.c
new file mode 100644
index 0000000000..e776200e9a
--- /dev/null
+++ b/fs/nfs/nfs4sysctl.c
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * linux/fs/nfs/nfs4sysctl.c
+ *
+ * Sysctl interface to NFS v4 parameters
+ *
+ * Copyright (c) 2006 Trond Myklebust <Trond.Myklebust@netapp.com>
+ */
+#include <linux/sysctl.h>
+#include <linux/nfs_fs.h>
+
+#include "nfs4_fs.h"
+#include "nfs4idmap.h"
+#include "callback.h"
+
+static const int nfs_set_port_min;
+static const int nfs_set_port_max = 65535;
+static struct ctl_table_header *nfs4_callback_sysctl_table;
+
+static struct ctl_table nfs4_cb_sysctls[] = {
+ {
+ .procname = "nfs_callback_tcpport",
+ .data = &nfs_callback_set_tcpport,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = (int *)&nfs_set_port_min,
+ .extra2 = (int *)&nfs_set_port_max,
+ },
+ {
+ .procname = "idmap_cache_timeout",
+ .data = &nfs_idmap_cache_timeout,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ },
+ { }
+};
+
+int nfs4_register_sysctl(void)
+{
+ nfs4_callback_sysctl_table = register_sysctl("fs/nfs",
+ nfs4_cb_sysctls);
+ if (nfs4_callback_sysctl_table == NULL)
+ return -ENOMEM;
+ return 0;
+}
+
+void nfs4_unregister_sysctl(void)
+{
+ unregister_sysctl_table(nfs4_callback_sysctl_table);
+ nfs4_callback_sysctl_table = NULL;
+}