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65 lines
1.3 KiB
65 lines
1.3 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* linux/fs/nfs/sysctl.c |
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* |
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* Sysctl interface to NFS parameters |
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*/ |
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#include <linux/types.h> |
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#include <linux/linkage.h> |
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#include <linux/ctype.h> |
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#include <linux/fs.h> |
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#include <linux/sysctl.h> |
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#include <linux/module.h> |
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#include <linux/nfs_fs.h> |
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static struct ctl_table_header *nfs_callback_sysctl_table; |
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static struct ctl_table nfs_cb_sysctls[] = { |
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{ |
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.procname = "nfs_mountpoint_timeout", |
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.data = &nfs_mountpoint_expiry_timeout, |
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.maxlen = sizeof(nfs_mountpoint_expiry_timeout), |
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.mode = 0644, |
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.proc_handler = proc_dointvec_jiffies, |
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}, |
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{ |
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.procname = "nfs_congestion_kb", |
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.data = &nfs_congestion_kb, |
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.maxlen = sizeof(nfs_congestion_kb), |
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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 nfs_cb_sysctl_dir[] = { |
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{ |
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.procname = "nfs", |
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.mode = 0555, |
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.child = nfs_cb_sysctls, |
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}, |
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{ } |
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}; |
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static struct ctl_table nfs_cb_sysctl_root[] = { |
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{ |
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.procname = "fs", |
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.mode = 0555, |
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.child = nfs_cb_sysctl_dir, |
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}, |
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{ } |
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}; |
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int nfs_register_sysctl(void) |
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{ |
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nfs_callback_sysctl_table = register_sysctl_table(nfs_cb_sysctl_root); |
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if (nfs_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 nfs_unregister_sysctl(void) |
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{ |
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unregister_sysctl_table(nfs_callback_sysctl_table); |
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nfs_callback_sysctl_table = NULL; |
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}
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