linux/fs/coda/sysctl.c
Fabian Frederick 6975259ae3 coda: remove sysctl object from module when unused
Inspired by NFS sysctl process

Link: http://lkml.kernel.org/r/9afcc2cd09490849b309786bbf47fef75de7f91c.1558117389.git.jaharkes@cs.cmu.edu
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Jan Harkes <jaharkes@cs.cmu.edu>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Colin Ian King <colin.king@canonical.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Mikko Rapeli <mikko.rapeli@iki.fi>
Cc: Sam Protsenko <semen.protsenko@linaro.org>
Cc: Yann Droneaud <ydroneaud@opteya.com>
Cc: Zhouyang Jia <jiazhouyang09@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-07-16 19:23:23 -07:00

64 lines
1.2 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Sysctl operations for Coda filesystem
* Original version: (C) 1996 P. Braam and M. Callahan
* Rewritten for Linux 2.1. (C) 1997 Carnegie Mellon University
*
* Carnegie Mellon encourages users to contribute improvements to
* the Coda project. Contact Peter Braam (coda@cs.cmu.edu).
*/
#include <linux/sysctl.h>
#include "coda_int.h"
static struct ctl_table_header *fs_table_header;
static struct ctl_table coda_table[] = {
{
.procname = "timeout",
.data = &coda_timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "hard",
.data = &coda_hard,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "fake_statfs",
.data = &coda_fake_statfs,
.maxlen = sizeof(int),
.mode = 0600,
.proc_handler = proc_dointvec
},
{}
};
static struct ctl_table fs_table[] = {
{
.procname = "coda",
.mode = 0555,
.child = coda_table
},
{}
};
void coda_sysctl_init(void)
{
if ( !fs_table_header )
fs_table_header = register_sysctl_table(fs_table);
}
void coda_sysctl_clean(void)
{
if ( fs_table_header ) {
unregister_sysctl_table(fs_table_header);
fs_table_header = NULL;
}
}