Re: [rdma-next v2 18/23] IB/mlx4: Remove redundant attribute in mlx4_ib_create_qp_rss struct

[Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

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On Wed, Aug 23, 2017 at 07:43:54AM +0300, Leon Romanovsky wrote:
> On Tue, Aug 22, 2017 at 04:09:50PM -0400, Doug Ledford wrote:
> > On Tue, 2017-08-15 at 11:54 +0300, Leon Romanovsky wrote:
> > > From: Guy Levi <guyle-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> > >
> > > rss_key_len is not in use and need to be removed.
> > >
> > > Fixes: 3078f5f1bd8b ("IB/mlx4: Add support for RSS QP")
> > > Signed-off-by: Guy Levi <guyle-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> > > Signed-off-by: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> > > ---
> > >  include/uapi/rdma/mlx4-abi.h | 3 +--
> > >  1 file changed, 1 insertion(+), 2 deletions(-)
> > >
> > > diff --git a/include/uapi/rdma/mlx4-abi.h b/include/uapi/rdma/mlx4-
> > > abi.h
> > > index 0e10102861b5..c55f60e05f86 100644
> > > --- a/include/uapi/rdma/mlx4-abi.h
> > > +++ b/include/uapi/rdma/mlx4-abi.h
> > > @@ -98,8 +98,7 @@ struct mlx4_ib_create_srq_resp {
> > >  struct mlx4_ib_create_qp_rss {
> > >  	__u64   rx_hash_fields_mask;
> > >  	__u8    rx_hash_function;
> > > -	__u8    rx_key_len;
> > > -	__u8    reserved[6];
> > > +	__u8    reserved[7];
> >
> > I believe Yuval's point, which has not been fixed, was not that you
> > could remove the variable without increasing the reserved size.  That
> > makes sense.  He was referring to the fact that you reference
> > rss_key_len in the commit message, but what you removed was rx_key_len
> > instead.
>
> Ahh, I didn't understand it from his comment back then.
>
> How do you want me to proceed here? Do you want me to resend all patches?
> Do you want me to resend this patch only? Do you prefer to fix it by yourself?


Doug?

>
> It looks like we can declare working with pull-requests in RDMA as a failed
> experiment.
>
> >
> > >  	__u8    rx_hash_key[40];
> > >  	__u32   comp_mask;
> > >  	__u32   reserved1;
> > --
> > Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> >     GPG KeyID: B826A3330E572FDD
> >     Key fingerprint = AE6B 1BDA 122B 23B4 265B  1274 B826 A333 0E57 2FDD
> >



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