Re: [PATCH net-next 3/5] devlink: Allow set specific ops callbacks dynamically

From: Leon Romanovsky
Date: Wed Sep 29 2021 - 06:43:17 EST


On Wed, Sep 29, 2021 at 01:38:23PM +0300, Dan Carpenter wrote:
> On Wed, Sep 29, 2021 at 01:16:37PM +0300, Leon Romanovsky wrote:
> > +void devlink_set_ops(struct devlink *devlink, struct devlink_ops *ops)
> > +{
> > + struct devlink_ops *dev_ops = devlink->ops;
> > +
> > + WARN_ON(!devlink_reload_actions_valid(ops));
> > +
> > +#define SET_DEVICE_OP(ptr, name) \
> > + do { \
> > + if (ops->name) \
>
> Could you make "ops" a parameter of the macro instead of hard coding it?

Sure

>
> regards,
> dan carpenter
>
> > + if (!((ptr)->name)) \
> > + (ptr)->name = ops->name; \
> > + } while (0)
> > +
> > + /* Keep sorted */
> > + SET_DEVICE_OP(dev_ops, reload_actions);
> > + SET_DEVICE_OP(dev_ops, reload_down);
> > + SET_DEVICE_OP(dev_ops, reload_limits);
> > + SET_DEVICE_OP(dev_ops, reload_up);
> > +
> > +#undef SET_DEVICE_OP
> > +}
> > +EXPORT_SYMBOL_GPL(devlink_set_ops);
>