28 	if (p->m.poll_event != event) {  in mounts_poll()
29 		p->m.poll_event = event;  in mounts_poll()
41 static int show_sb_opts(struct seq_file *m, struct super_block *sb)  in show_sb_opts()  argument
54 			seq_puts(m, fs_infop->str);  in show_sb_opts()
57 	return security_sb_show_options(m, sb);  in show_sb_opts()
60 static void show_mnt_opts(struct seq_file *m, struct vfsmount *mnt)  in show_mnt_opts()  argument
75 			seq_puts(m, fs_infop->str);  in show_mnt_opts()
79 static inline void mangle(struct seq_file *m, const char *s)  in mangle()  argument
81 	seq_escape(m, s, " \t\n\\");  in mangle()
84 static void show_type(struct seq_file *m, struct super_block *sb)  in show_type()  argument
86 	mangle(m, sb->s_type->name);  in show_type()
88 		seq_putc(m, '.');  in show_type()
89 		mangle(m, sb->s_subtype);  in show_type()
93 static int show_vfsmnt(struct seq_file *m, struct vfsmount *mnt)  in show_vfsmnt()  argument
95 	struct proc_mounts *p = proc_mounts(m);  in show_vfsmnt()
102 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsmnt()
106 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_vfsmnt()
108 	seq_putc(m, ' ');  in show_vfsmnt()
110 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsmnt()
113 	seq_putc(m, ' ');  in show_vfsmnt()
114 	show_type(m, sb);  in show_vfsmnt()
115 	seq_puts(m, __mnt_is_readonly(mnt) ? " ro" : " rw");  in show_vfsmnt()
116 	err = show_sb_opts(m, sb);  in show_vfsmnt()
119 	show_mnt_opts(m, mnt);  in show_vfsmnt()
121 		err = sb->s_op->show_options(m, mnt_path.dentry);  in show_vfsmnt()
122 	seq_puts(m, " 0 0\n");  in show_vfsmnt()
127 static int show_mountinfo(struct seq_file *m, struct vfsmount *mnt)  in show_mountinfo()  argument
129 	struct proc_mounts *p = proc_mounts(m);  in show_mountinfo()
135 	seq_printf(m, "%i %i %u:%u ", r->mnt_id, r->mnt_parent->mnt_id,  in show_mountinfo()
138 		err = sb->s_op->show_path(m, mnt->mnt_root);  in show_mountinfo()
140 		seq_dentry(m, mnt->mnt_root, " \t\n\\");  in show_mountinfo()
143 	seq_putc(m, ' ');  in show_mountinfo()
146 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_mountinfo()
150 	seq_puts(m, mnt->mnt_flags & MNT_READONLY ? " ro" : " rw");  in show_mountinfo()
151 	show_mnt_opts(m, mnt);  in show_mountinfo()
155 		seq_printf(m, " shared:%i", r->mnt_group_id);  in show_mountinfo()
159 		seq_printf(m, " master:%i", master);  in show_mountinfo()
161 			seq_printf(m, " propagate_from:%i", dom);  in show_mountinfo()
164 		seq_puts(m, " unbindable");  in show_mountinfo()
167 	seq_puts(m, " - ");  in show_mountinfo()
168 	show_type(m, sb);  in show_mountinfo()
169 	seq_putc(m, ' ');  in show_mountinfo()
171 		err = sb->s_op->show_devname(m, mnt->mnt_root);  in show_mountinfo()
173 		mangle(m, r->mnt_devname ? r->mnt_devname : "none");  in show_mountinfo()
176 	seq_puts(m, sb->s_flags & MS_RDONLY ? " ro" : " rw");  in show_mountinfo()
177 	err = show_sb_opts(m, sb);  in show_mountinfo()
181 		err = sb->s_op->show_options(m, mnt->mnt_root);  in show_mountinfo()
182 	seq_putc(m, '\n');  in show_mountinfo()
187 static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt)  in show_vfsstat()  argument
189 	struct proc_mounts *p = proc_mounts(m);  in show_vfsstat()
197 		seq_puts(m, "device ");  in show_vfsstat()
198 		err = sb->s_op->show_devname(m, mnt_path.dentry);  in show_vfsstat()
203 			seq_puts(m, "device ");  in show_vfsstat()
204 			mangle(m, r->mnt_devname);  in show_vfsstat()
206 			seq_puts(m, "no device");  in show_vfsstat()
210 	seq_puts(m, " mounted on ");  in show_vfsstat()
212 	err = seq_path_root(m, &mnt_path, &p->root, " \t\n\\");  in show_vfsstat()
215 	seq_putc(m, ' ');  in show_vfsstat()
218 	seq_puts(m, "with fstype ");  in show_vfsstat()
219 	show_type(m, sb);  in show_vfsstat()
223 		seq_putc(m, ' ');  in show_vfsstat()
225 			err = sb->s_op->show_stats(m, mnt_path.dentry);  in show_vfsstat()
228 	seq_putc(m, '\n');  in show_vfsstat()
270 	file->private_data = &p->m;  in mounts_open_common()
277 	p->m.poll_event = ns->event;  in mounts_open_common()