From: Leon Romanovsky <leon@kernel.org>
To: Gal Pressman <galpress@amazon.com>
Cc: Doug Ledford <dledford@redhat.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Adit Ranadive <aditr@vmware.com>,
Ariel Elior <aelior@marvell.com>,
Bernard Metzler <bmt@zurich.ibm.com>,
Christian Benvenuti <benve@cisco.com>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
Michal Kalderon <mkalderon@marvell.com>,
Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>,
Mustafa Ismail <mustafa.ismail@intel.com>,
Naresh Kumar PBS <nareshkumar.pbs@broadcom.com>,
Nelson Escobar <neescoba@cisco.com>,
Potnuri Bharat Teja <bharat@chelsio.com>,
Selvin Xavier <selvin.xavier@broadcom.com>,
Shiraz Saleem <shiraz.saleem@intel.com>,
Steve Wise <larrystevenwise@gmail.com>,
VMware PV-Drivers <pv-drivers@vmware.com>,
Weihang Li <liweihang@huawei.com>,
Wenpeng Liang <liangwenpeng@huawei.com>,
Yishai Hadas <yishaih@nvidia.com>,
Zhu Yanjun <zyjzyj2000@gmail.com>
Subject: Re: [PATCH rdma-next 8/9] RDMA: Globally allocate and release QP memory
Date: Tue, 20 Jul 2021 11:35:07 +0300 [thread overview]
Message-ID: <YPaKu4ppS0Bz6fW1@unreal> (raw)
In-Reply-To: <abfc0d32-eab8-97d4-5734-508b6c46fe98@amazon.com>
On Mon, Jul 19, 2021 at 04:42:11PM +0300, Gal Pressman wrote:
> On 18/07/2021 15:00, Leon Romanovsky wrote:
> > From: Leon Romanovsky <leonro@nvidia.com>
> >
> > Convert QP object to follow IB/core general allocation scheme.
> > That change allows us to make sure that restrack properly kref
> > the memory.
> >
> > Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
>
> EFA and core parts look good to me.
> Reviewed-by: Gal Pressman <galpress@amazon.com>
> Tested-by: Gal Pressman <galpress@amazon.com>
Thanks a lot.
>
> > +static inline void *rdma_zalloc_obj(struct ib_device *dev, size_t size,
> > + gfp_t gfp, bool is_numa_aware)
> > +{
> > + if (is_numa_aware && dev->ops.get_numa_node)
>
> Honestly I think it's better to return an error if a numa aware allocation is
> requested and get_numa_node is not provided.
We don't want any driver to use and implement ".get_numa_node()" callback.
Initially, I thought about adding WARN_ON(driver_id != HFI && .get_numa_node)
to the device.c, but decided to stay with comment in ib_verbs.h only.
>
> > + return kzalloc_node(size, gfp, dev->ops.get_numa_node(dev));
> > +
> > + return kzalloc(size, gfp);
> > +}
next prev parent reply other threads:[~2021-07-20 8:36 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-18 12:00 [PATCH rdma-next 0/9] QP allocation changes Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 1/9] RDMA/hns: Don't skip IB creation flow for regular RC QP Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 2/9] RDMA/hns: Don't overwrite supplied QP attributes Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 3/9] RDMA/efa: Remove double QP type assignment Leon Romanovsky
2021-07-19 13:40 ` Gal Pressman
2021-07-18 12:00 ` [PATCH rdma-next 4/9] RDMA/mlx5: Cancel pkey work before destroying device resources Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 5/9] RDMA/mlx5: Delete device resource mutex that didn't protect anything Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 6/9] RDMA/mlx5: Rework custom driver QP type creation Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 7/9] RDMA/rdmavt: Decouple QP and SGE lists allocations Leon Romanovsky
2021-07-18 12:00 ` [PATCH rdma-next 8/9] RDMA: Globally allocate and release QP memory Leon Romanovsky
2021-07-19 13:42 ` Gal Pressman
2021-07-20 8:35 ` Leon Romanovsky [this message]
2021-07-21 18:05 ` Dennis Dalessandro
2021-07-22 7:05 ` Leon Romanovsky
2021-07-22 7:59 ` Wenpeng Liang
2021-07-22 8:16 ` Leon Romanovsky
2021-07-22 8:08 ` Wenpeng Liang
2021-07-18 12:00 ` [PATCH rdma-next 9/9] RDMA/mlx5: Drop in-driver verbs object creations Leon Romanovsky
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