Quoting Petri Latvala (2017-08-08 13:54:46)
> On Tue, Aug 08, 2017 at 12:27:11PM +0100, Chris Wilson wrote:
>
> *snip*
>
> > +#define BIT(x) (1ul << (x))
> > +
> > +/* Only a single tracer in the kernel, so we can use a singleton */
> > +struct igt_ftrace {
> > + int dir;
> > +
> > + unsigned long flags;
> > +#define PID_SET BIT(0)
> > +#define INCLUDE_SET BIT(1)
> > +#define EXCLUDE_SET BIT(2)
> > +
> > +} igt_ftrace = { -1 };
> > +
>
>
>
> Why are those #defines inside the struct definition?
They are part of the definition for @flags. It's common enough practice,
since I keep badgering people to do the same.
-Chris
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