23 	struct seq_file *m = file->private_data;  in mounts_poll()  local
24 	struct proc_mounts *p = m->private;  in mounts_poll()
32 	if (m->poll_event != event) {  in mounts_poll()
33 		m->poll_event = event;  in mounts_poll()
45 static int show_sb_opts(struct seq_file *m, struct super_block *sb)  in show_sb_opts()  argument
58 			seq_puts(m, fs_infop->str);  in show_sb_opts()
61 	return security_sb_show_options(m, sb);  in show_sb_opts()
64 static void show_mnt_opts(struct seq_file *m, struct vfsmount *mnt)  in show_mnt_opts()  argument
80 			seq_puts(m, fs_infop->str);  in show_mnt_opts()
84 static inline void mangle(struct seq_file *m, const char *s)  in mangle()  argument
86 	seq_escape(m, s, " \t\n\\");  in mangle()
89 static void show_type(struct seq_file *m, struct super_block *sb)  in show_type()  argument
91 	mangle(m, sb->s_type->name);  in show_type()
93 		seq_putc(m, '.');  in show_type()
94 		mangle(m, sb->s_subtype);  in show_type()
98 static int show_vfsmnt(struct seq_file *m, struct vfsmount *mnt)  in show_vfsmnt()  argument
100 	struct proc_mounts *p = m->private;  in show_vfsmnt()
107 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsmnt()
111 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_vfsmnt()
113 	seq_putc(m, ' ');  in show_vfsmnt()
115 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsmnt()
118 	seq_putc(m, ' ');  in show_vfsmnt()
119 	show_type(m, sb);  in show_vfsmnt()
120 	seq_puts(m, __mnt_is_readonly(mnt) ? " ro" : " rw");  in show_vfsmnt()
121 	err = show_sb_opts(m, sb);  in show_vfsmnt()
124 	show_mnt_opts(m, mnt);  in show_vfsmnt()
126 		err = sb->s_op->show_options(m, mnt_path.dentry);  in show_vfsmnt()
127 	seq_puts(m, " 0 0\n");  in show_vfsmnt()
132 static int show_mountinfo(struct seq_file *m, struct vfsmount *mnt)  in show_mountinfo()  argument
134 	struct proc_mounts *p = m->private;  in show_mountinfo()
140 	seq_printf(m, "%i %i %u:%u ", r->mnt_id, r->mnt_parent->mnt_id,  in show_mountinfo()
143 		err = sb->s_op->show_path(m, mnt->mnt_root);  in show_mountinfo()
147 		seq_dentry(m, mnt->mnt_root, " \t\n\\");  in show_mountinfo()
149 	seq_putc(m, ' ');  in show_mountinfo()
152 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_mountinfo()
156 	seq_puts(m, mnt->mnt_flags & MNT_READONLY ? " ro" : " rw");  in show_mountinfo()
157 	show_mnt_opts(m, mnt);  in show_mountinfo()
161 		seq_printf(m, " shared:%i", r->mnt_group_id);  in show_mountinfo()
165 		seq_printf(m, " master:%i", master);  in show_mountinfo()
167 			seq_printf(m, " propagate_from:%i", dom);  in show_mountinfo()
170 		seq_puts(m, " unbindable");  in show_mountinfo()
173 	seq_puts(m, " - ");  in show_mountinfo()
174 	show_type(m, sb);  in show_mountinfo()
175 	seq_putc(m, ' ');  in show_mountinfo()
177 		err = sb->s_op->show_devname(m, mnt->mnt_root);  in show_mountinfo()
181 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_mountinfo()
183 	seq_puts(m, sb_rdonly(sb) ? " ro" : " rw");  in show_mountinfo()
184 	err = show_sb_opts(m, sb);  in show_mountinfo()
188 		err = sb->s_op->show_options(m, mnt->mnt_root);  in show_mountinfo()
189 	seq_putc(m, '\n');  in show_mountinfo()
194 static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt)  in show_vfsstat()  argument
196 	struct proc_mounts *p = m->private;  in show_vfsstat()
204 		seq_puts(m, "device ");  in show_vfsstat()
205 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsstat()
210 			seq_puts(m, "device ");  in show_vfsstat()
211 			mangle(m, r->mnt_devname);  in show_vfsstat()
213 			seq_puts(m, "no device");  in show_vfsstat()
217 	seq_puts(m, " mounted on ");  in show_vfsstat()
219 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsstat()
222 	seq_putc(m, ' ');  in show_vfsstat()
225 	seq_puts(m, "with fstype ");  in show_vfsstat()
226 	show_type(m, sb);  in show_vfsstat()
230 		seq_putc(m, ' ');  in show_vfsstat()
231 		err = sb->s_op->show_stats(m, mnt_path.dentry);  in show_vfsstat()
234 	seq_putc(m, '\n');  in show_vfsstat()
247 	struct seq_file *m;  in mounts_open_common()  local
276 	m = file->private_data;  in mounts_open_common()
277 	m->poll_event = ns->event;  in mounts_open_common()
279 	p = m->private;  in mounts_open_common()
298 	struct seq_file *m = file->private_data;  in mounts_release()  local
299 	struct proc_mounts *p = m->private;  in mounts_release()