On Tue, Mar 04, 2025 at 10:21:00AM +0100, Marco Elver wrote: > +#ifndef _LINUX_COMPILER_CAPABILITY_ANALYSIS_H > +#define _LINUX_COMPILER_CAPABILITY_ANALYSIS_H > + > +#ifdef __CHECKER__ > + > +/* Sparse context/lock checking support. */ > +# define __must_hold(x) __attribute__((context(x,1,1))) > +# define __acquires(x) __attribute__((context(x,0,1))) > +# define __cond_acquires(x) __attribute__((context(x,0,-1))) > +# define __releases(x) __attribute__((context(x,1,0))) > +# define __acquire(x) __context__(x,1) > +# define __release(x) __context__(x,-1) > +# define __cond_lock(x, c) ((c) ? ({ __acquire(x); 1; }) : 0) > + The other thing you might want to annotate is ww_mutex_destroy(). I'm happy about the new __guarded_by annotation. regards, dan carpenter