mm/kwatch: add hardware breakpoint backend

On Wed, 15 Jul 2026 02:32:06 +0800 Jinchao Wang wangjinchao600@gmail.com wrote: > — /dev/null > +++ b/include/trace/events/kwatch.h > @@ -0,0 +1,57 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +