95 	} u;  member
123 	union z_erofs_onlinepage_converter u;  in z_erofs_onlinepage_index()  local
126 	u.v = &page_private(page);  in z_erofs_onlinepage_index()
128 	return atomic_read(u.o) >> Z_EROFS_ONLINEPAGE_INDEX_SHIFT;  in z_erofs_onlinepage_index()
137 	} u = { .o = ATOMIC_INIT(1) };  in z_erofs_onlinepage_init()  local
139 	set_page_private(page, u.v);  in z_erofs_onlinepage_init()
147 	union z_erofs_onlinepage_converter u = { .v = &page_private(page) };  in z_erofs_onlinepage_fixup()  local
151 	orig = atomic_read(u.o);  in z_erofs_onlinepage_fixup()
162 	if (atomic_cmpxchg(u.o, orig, val) != orig)  in z_erofs_onlinepage_fixup()
168 	union z_erofs_onlinepage_converter u;  in z_erofs_onlinepage_endio()  local
172 	u.v = &page_private(page);  in z_erofs_onlinepage_endio()
174 	v = atomic_dec_return(u.o);  in z_erofs_onlinepage_endio()
182 	erofs_dbg("%s, page %p value %x", __func__, page, atomic_read(u.o));  in z_erofs_onlinepage_endio()