root.c (96cafb9ccb153f6a82ff2c9bde68916d9d65501e) root.c (d7167b149943e38ad610191ecbb0800c78bbced9)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/proc/root.c
4 *
5 * Copyright (C) 1991, 1992 Linus Torvalds
6 *
7 * proc root directory handling functions
8 */

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36 int gid;
37};
38
39enum proc_param {
40 Opt_gid,
41 Opt_hidepid,
42};
43
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/proc/root.c
4 *
5 * Copyright (C) 1991, 1992 Linus Torvalds
6 *
7 * proc root directory handling functions
8 */

--- 27 unchanged lines hidden (view full) ---

36 int gid;
37};
38
39enum proc_param {
40 Opt_gid,
41 Opt_hidepid,
42};
43
44static const struct fs_parameter_spec proc_param_specs[] = {
44static const struct fs_parameter_spec proc_fs_parameters[] = {
45 fsparam_u32("gid", Opt_gid),
46 fsparam_u32("hidepid", Opt_hidepid),
47 {}
48};
49
45 fsparam_u32("gid", Opt_gid),
46 fsparam_u32("hidepid", Opt_hidepid),
47 {}
48};
49
50static const struct fs_parameter_description proc_fs_parameters = {
51 .specs = proc_param_specs,
52};
53
54static int proc_parse_param(struct fs_context *fc, struct fs_parameter *param)
55{
56 struct proc_fs_context *ctx = fc->fs_private;
57 struct fs_parse_result result;
58 int opt;
59
50static int proc_parse_param(struct fs_context *fc, struct fs_parameter *param)
51{
52 struct proc_fs_context *ctx = fc->fs_private;
53 struct fs_parse_result result;
54 int opt;
55
60 opt = fs_parse(fc, &proc_fs_parameters, param, &result);
56 opt = fs_parse(fc, proc_fs_parameters, param, &result);
61 if (opt < 0)
62 return opt;
63
64 switch (opt) {
65 case Opt_gid:
66 ctx->gid = result.uint_32;
67 break;
68

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201 dput(ns->proc_thread_self);
202 kill_anon_super(sb);
203 put_pid_ns(ns);
204}
205
206static struct file_system_type proc_fs_type = {
207 .name = "proc",
208 .init_fs_context = proc_init_fs_context,
57 if (opt < 0)
58 return opt;
59
60 switch (opt) {
61 case Opt_gid:
62 ctx->gid = result.uint_32;
63 break;
64

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197 dput(ns->proc_thread_self);
198 kill_anon_super(sb);
199 put_pid_ns(ns);
200}
201
202static struct file_system_type proc_fs_type = {
203 .name = "proc",
204 .init_fs_context = proc_init_fs_context,
209 .parameters = &proc_fs_parameters,
205 .parameters = proc_fs_parameters,
210 .kill_sb = proc_kill_sb,
211 .fs_flags = FS_USERNS_MOUNT | FS_DISALLOW_NOTIFY_PERM,
212};
213
214void __init proc_root_init(void)
215{
216 proc_init_kmemcache();
217 set_proc_pid_nlink();

--- 117 unchanged lines hidden --- 		206 .kill_sb = proc_kill_sb,
207 .fs_flags = FS_USERNS_MOUNT | FS_DISALLOW_NOTIFY_PERM,
208};
209
210void __init proc_root_init(void)
211{
212 proc_init_kmemcache();
213 set_proc_pid_nlink();

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