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Subject: Re: [PATCH rdma-next 8/9] RDMA: Globally allocate and release QP
 memory
To:     Leon Romanovsky <leon@kernel.org>,
        Doug Ledford <dledford@redhat.com>,
        Jason Gunthorpe <jgg@nvidia.com>
CC:     Leon Romanovsky <leonro@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>
References: <cover.1626609283.git.leonro@nvidia.com>
 <5b3bff16da4b6f925c872594262cd8ed72b301cd.1626609283.git.leonro@nvidia.com>
From:   Gal Pressman <galpress@amazon.com>
Message-ID: <abfc0d32-eab8-97d4-5734-508b6c46fe98@amazon.com>
Date:   Mon, 19 Jul 2021 16:42:11 +0300
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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>

> +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.

> +		return kzalloc_node(size, gfp, dev->ops.get_numa_node(dev));
> +
> +	return kzalloc(size, gfp);
> +}