Re: [PATCH 2/3] IB/verbs: Add rdma_is_user_pd function

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On Mon, Oct 08, 2018 at 10:43:26AM +0300, Shamir Rabinovitch wrote:
> On Sun, Oct 07, 2018 at 01:19:49PM -0600, Jason Gunthorpe wrote:
> > On Sun, Oct 07, 2018 at 10:23:07AM +0300, Shamir Rabinovitch wrote:
> > > This function can replace the need for tests based on 'pd->uobject'
> > > in the IB core code and will be used in next patches.
> > > 
> > > Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@xxxxxxxxxx>
> > >  include/rdma/ib_verbs.h | 5 +++++
> > >  1 file changed, 5 insertions(+)
> > > 
> > > diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
> > > index 9897d2329f2c..136f2ffc4b0b 100644
> > > +++ b/include/rdma/ib_verbs.h
> > > @@ -1550,6 +1550,11 @@ struct ib_pd {
> > >  	struct rdma_restrack_entry res;
> > >  };
> > >  
> > > +static inline bool rdma_is_user_pd(struct ib_pd *pd)
> > > +{
> > > +	return !rdma_is_kernel_res(&pd->res);
> > > +}
> > 
> > Shouldn't this just be pd->res.user?
> > 
> > Why are are we using two different ways to track user or not?
> > 
> > Jason
> 
> I'd rather not know the internal structure to resource tracker objects
> and use the API as Leon suggested in another email.

Either don't add res.user or change rdma_is_kernel_res() to use
it. Don't have two different tests for user-ness

Jason



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