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70 lines
1.4 KiB
70 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* linux/fs/nfs/nfs4sysctl.c |
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* |
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* Sysctl interface to NFS v4 parameters |
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* |
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* Copyright (c) 2006 Trond Myklebust <[email protected]> |
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*/ |
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#include <linux/sysctl.h> |
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#include <linux/nfs_fs.h> |
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#include "nfs4_fs.h" |
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#include "nfs4idmap.h" |
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#include "callback.h" |
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static const int nfs_set_port_min; |
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static const int nfs_set_port_max = 65535; |
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static struct ctl_table_header *nfs4_callback_sysctl_table; |
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static struct ctl_table nfs4_cb_sysctls[] = { |
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{ |
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.procname = "nfs_callback_tcpport", |
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.data = &nfs_callback_set_tcpport, |
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.maxlen = sizeof(int), |
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.mode = 0644, |
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.proc_handler = proc_dointvec_minmax, |
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.extra1 = (int *)&nfs_set_port_min, |
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.extra2 = (int *)&nfs_set_port_max, |
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}, |
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{ |
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.procname = "idmap_cache_timeout", |
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.data = &nfs_idmap_cache_timeout, |
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.maxlen = sizeof(int), |
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.mode = 0644, |
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.proc_handler = proc_dointvec, |
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}, |
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{ } |
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}; |
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static struct ctl_table nfs4_cb_sysctl_dir[] = { |
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{ |
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.procname = "nfs", |
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.mode = 0555, |
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.child = nfs4_cb_sysctls, |
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}, |
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{ } |
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}; |
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static struct ctl_table nfs4_cb_sysctl_root[] = { |
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{ |
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.procname = "fs", |
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.mode = 0555, |
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.child = nfs4_cb_sysctl_dir, |
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}, |
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{ } |
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}; |
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int nfs4_register_sysctl(void) |
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{ |
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nfs4_callback_sysctl_table = register_sysctl_table(nfs4_cb_sysctl_root); |
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if (nfs4_callback_sysctl_table == NULL) |
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return -ENOMEM; |
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return 0; |
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} |
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void nfs4_unregister_sysctl(void) |
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{ |
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unregister_sysctl_table(nfs4_callback_sysctl_table); |
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nfs4_callback_sysctl_table = NULL; |
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}
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