On Thu, 27 Jun 2019, Josh Poimboeuf wrote:

> > How is that supposed to work?
> > 
> >     ftrace                  
> >     prepare()
> >      setrw()
> >                     setro()
> >     patch <- FAIL
> 
> /me dodges frozen shark
> 
> You are right of course.  My brain has apparently already shut off for
> the day.
> 
> Maybe a comment or two would help though.

I'd actually prefer (perhaps in parallel to the comment) using the 
__acquires() and __releases() anotations, so that sparse and friends don't 
get confused by that either.

-- 
Jiri Kosina
SUSE Labs

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