> > My plan was to have something like bs->job->job_type-
> >{before,after}_write.
> >
> > int coroutine_fn (*before_write)(BlockDriverState *bs,
> > int64_t sector_num, int nb_sectors, QEMUIOVector *qiov,
> > void **cookie);
> > int coroutine_fn (*after_write)(BlockDriverState *bs,
> > int64_t sector_num, int nb_sectors, QEMUIOVector *qiov,
> > void *cookie);
>
> I don't think that job is the right place. Instead I would put a list of
> filters into
> BDS:
Well, I can also add it to job_type. Just tell me what you prefer, and I will
write the patch.
