On Fri, 5 Apr 2019 10:12:27 +0200 (CEST) Thomas Gleixner <[email protected]> wrote:
> > BOOM! Warn on. > > > > Can we make that access_ok() call in the copy_stack_frame not trigger > > the warning just if we are in an interrupt? > > You really want to have access_ok_atomic() or such which does not have the > WARN and use that in copy_stack_frame(). That's fine here because the > actual copy is inside a pagefault disabled region. I was thinking the same. Masami, did you post patches to do something like this? "access_ok_inatomic()" or something? -- Steve
