linux-kernel - RE: [PATCH rdma-next v2 4/4] RDMA/mana_ib: Use struct mana_ib

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Date: Mon, 25 Mar 2024 23:33:15 +0000
From: Konstantin Taranov <kotaranov@...rosoft.com>
To: Long Li <longli@...rosoft.com>, Konstantin Taranov
	<kotaranov@...ux.microsoft.com>, "sharmaajay@...rosoft.com"
	<sharmaajay@...rosoft.com>, "jgg@...pe.ca" <jgg@...pe.ca>, "leon@...nel.org"
	<leon@...nel.org>
CC: "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH rdma-next v2 4/4] RDMA/mana_ib: Use struct mana_ib_queue
 for RAW QPs

> > > >  struct mana_ib_qp {
> > > >  	struct ib_qp ibqp;
> > > >
> > > > -	/* Work queue info */
> > > > -	struct ib_umem *sq_umem;
> > > > -	int sqe;
> > > > -	u64 sq_gdma_region;
> > > > -	u64 sq_id;
> > > > -	mana_handle_t tx_object;
> > > > +	struct mana_ib_raw_sq sq;
> > >
> > > Are you planning to add another type of sq for RC here?
> > >
> >
> > There will be no more SQs. There will be rc_qp, ud_qp, uc_qp, which have
> several
> > queues inside.
> 
> Are you going to put rc_qp inside struct mana_ib_qp? Or is it another struct
> containing mana_ib_qp?

It will be like that: 
struct mana_ib_qp {
struct ib_qp ibqp;

union { 
struct mana_ib_raw_sq sq;
struct mana_ib_rc_qp rc_qp;
struct mana_ib_ud_qp ud_qp;
};
};