20 	struct seq_file *m = file->private_data;  in mounts_poll()  local
21 	struct proc_mounts *p = m->private;  in mounts_poll()
29 	if (m->poll_event != event) {  in mounts_poll()
30 		m->poll_event = event;  in mounts_poll()
42 static int show_sb_opts(struct seq_file *m, struct super_block *sb)  in show_sb_opts()  argument
55 			seq_puts(m, fs_infop->str);  in show_sb_opts()
58 	return security_sb_show_options(m, sb);  in show_sb_opts()
61 static void show_mnt_opts(struct seq_file *m, struct vfsmount *mnt)  in show_mnt_opts()  argument
76 			seq_puts(m, fs_infop->str);  in show_mnt_opts()
80 static inline void mangle(struct seq_file *m, const char *s)  in mangle()  argument
82 	seq_escape(m, s, " \t\n\\");  in mangle()
85 static void show_type(struct seq_file *m, struct super_block *sb)  in show_type()  argument
87 	mangle(m, sb->s_type->name);  in show_type()
89 		seq_putc(m, '.');  in show_type()
90 		mangle(m, sb->s_subtype);  in show_type()
94 static int show_vfsmnt(struct seq_file *m, struct vfsmount *mnt)  in show_vfsmnt()  argument
96 	struct proc_mounts *p = m->private;  in show_vfsmnt()
103 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsmnt()
107 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_vfsmnt()
109 	seq_putc(m, ' ');  in show_vfsmnt()
111 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsmnt()
114 	seq_putc(m, ' ');  in show_vfsmnt()
115 	show_type(m, sb);  in show_vfsmnt()
116 	seq_puts(m, __mnt_is_readonly(mnt) ? " ro" : " rw");  in show_vfsmnt()
117 	err = show_sb_opts(m, sb);  in show_vfsmnt()
120 	show_mnt_opts(m, mnt);  in show_vfsmnt()
122 		err = sb->s_op->show_options(m, mnt_path.dentry);  in show_vfsmnt()
123 	seq_puts(m, " 0 0\n");  in show_vfsmnt()
128 static int show_mountinfo(struct seq_file *m, struct vfsmount *mnt)  in show_mountinfo()  argument
130 	struct proc_mounts *p = m->private;  in show_mountinfo()
136 	seq_printf(m, "%i %i %u:%u ", r->mnt_id, r->mnt_parent->mnt_id,  in show_mountinfo()
139 		err = sb->s_op->show_path(m, mnt->mnt_root);  in show_mountinfo()
141 		seq_dentry(m, mnt->mnt_root, " \t\n\\");  in show_mountinfo()
144 	seq_putc(m, ' ');  in show_mountinfo()
147 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_mountinfo()
151 	seq_puts(m, mnt->mnt_flags & MNT_READONLY ? " ro" : " rw");  in show_mountinfo()
152 	show_mnt_opts(m, mnt);  in show_mountinfo()
156 		seq_printf(m, " shared:%i", r->mnt_group_id);  in show_mountinfo()
160 		seq_printf(m, " master:%i", master);  in show_mountinfo()
162 			seq_printf(m, " propagate_from:%i", dom);  in show_mountinfo()
165 		seq_puts(m, " unbindable");  in show_mountinfo()
168 	seq_puts(m, " - ");  in show_mountinfo()
169 	show_type(m, sb);  in show_mountinfo()
170 	seq_putc(m, ' ');  in show_mountinfo()
172 		err = sb->s_op->show_devname(m, mnt->mnt_root);  in show_mountinfo()
174 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_mountinfo()
177 	seq_puts(m, sb->s_flags & MS_RDONLY ? " ro" : " rw");  in show_mountinfo()
178 	err = show_sb_opts(m, sb);  in show_mountinfo()
182 		err = sb->s_op->show_options(m, mnt->mnt_root);  in show_mountinfo()
183 	seq_putc(m, '\n');  in show_mountinfo()
188 static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt)  in show_vfsstat()  argument
190 	struct proc_mounts *p = m->private;  in show_vfsstat()
198 		seq_puts(m, "device ");  in show_vfsstat()
199 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsstat()
204 			seq_puts(m, "device ");  in show_vfsstat()
205 			mangle(m, r->mnt_devname);  in show_vfsstat()
207 			seq_puts(m, "no device");  in show_vfsstat()
211 	seq_puts(m, " mounted on ");  in show_vfsstat()
213 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsstat()
216 	seq_putc(m, ' ');  in show_vfsstat()
219 	seq_puts(m, "with fstype ");  in show_vfsstat()
220 	show_type(m, sb);  in show_vfsstat()
224 		seq_putc(m, ' ');  in show_vfsstat()
226 			err = sb->s_op->show_stats(m, mnt_path.dentry);  in show_vfsstat()
229 	seq_putc(m, '\n');  in show_vfsstat()
242 	struct seq_file *m;  in mounts_open_common()  local
271 	m = file->private_data;  in mounts_open_common()
272 	m->poll_event = ns->event;  in mounts_open_common()
274 	p = m->private;  in mounts_open_common()
292 	struct seq_file *m = file->private_data;  in mounts_release()  local
293 	struct proc_mounts *p = m->private;  in mounts_release()