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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /fs/nfs/sysctl.c | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'fs/nfs/sysctl.c')
-rw-r--r-- | fs/nfs/sysctl.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/fs/nfs/sysctl.c b/fs/nfs/sysctl.c new file mode 100644 index 00000000..ad4d2e78 --- /dev/null +++ b/fs/nfs/sysctl.c @@ -0,0 +1,90 @@ +/* + * linux/fs/nfs/sysctl.c + * + * Sysctl interface to NFS parameters + */ +#include <linux/types.h> +#include <linux/linkage.h> +#include <linux/ctype.h> +#include <linux/fs.h> +#include <linux/sysctl.h> +#include <linux/module.h> +#include <linux/nfs4.h> +#include <linux/nfs_idmap.h> +#include <linux/nfs_fs.h> + +#include "callback.h" + +#ifdef CONFIG_NFS_V4 +static const int nfs_set_port_min = 0; +static const int nfs_set_port_max = 65535; +#endif +static struct ctl_table_header *nfs_callback_sysctl_table; + +static ctl_table nfs_cb_sysctls[] = { +#ifdef CONFIG_NFS_V4 + { + .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_jiffies, + }, +#endif + { + .procname = "nfs_mountpoint_timeout", + .data = &nfs_mountpoint_expiry_timeout, + .maxlen = sizeof(nfs_mountpoint_expiry_timeout), + .mode = 0644, + .proc_handler = proc_dointvec_jiffies, + }, + { + .procname = "nfs_congestion_kb", + .data = &nfs_congestion_kb, + .maxlen = sizeof(nfs_congestion_kb), + .mode = 0644, + .proc_handler = proc_dointvec, + }, + { } +}; + +static ctl_table nfs_cb_sysctl_dir[] = { + { + .procname = "nfs", + .mode = 0555, + .child = nfs_cb_sysctls, + }, + { } +}; + +static ctl_table nfs_cb_sysctl_root[] = { + { + .procname = "fs", + .mode = 0555, + .child = nfs_cb_sysctl_dir, + }, + { } +}; + +int nfs_register_sysctl(void) +{ + nfs_callback_sysctl_table = register_sysctl_table(nfs_cb_sysctl_root); + if (nfs_callback_sysctl_table == NULL) + return -ENOMEM; + return 0; +} + +void nfs_unregister_sysctl(void) +{ + unregister_sysctl_table(nfs_callback_sysctl_table); + nfs_callback_sysctl_table = NULL; +} |