Re: [Qemu-devel] [RfC PATCH] hid: handle full ptr queues in post_load

[Gerd Hoffmann]

  Hi,

> > +        evt = s->ptr.queue[(s->head+s->n) & QUEUE_MASK];
> 
> s->n is QUEUE_LENGTH, can we directly delete it?
>   evt = s->ptr.queue[s->head & QUEUE_MASK]

I prefer to make clear in the code that we want the last ring element
not the first and leave in the "+n", even if we could take it out.

cheers,
  Gerd