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From: Jason Gunthorpe <jgg@nvidia.com>
To: Prabhakar Kushwaha <pkushwaha@marvell.com>
Cc: linux-rdma@vger.kernel.org, dledford@redhat.com,
	mkalderon@marvell.com, davem@davemloft.net, kuba@kernel.org,
	smalin@marvell.com, aelior@marvell.com, palok@marvell.com,
	prabhakar.pkin@gmail.com, malin1024@gmail.com
Subject: Re: [PATCH for-rc] rdma/qedr: Fix crash due to redundant release of device's qp memory
Date: Tue, 19 Oct 2021 20:28:12 -0300	[thread overview]
Message-ID: <20211019232812.GA4135767@nvidia.com> (raw)
In-Reply-To: <20211019082212.7052-1-pkushwaha@marvell.com>

On Tue, Oct 19, 2021 at 11:22:12AM +0300, Prabhakar Kushwaha wrote:
> Device's QP memory should only be allocated and released by IB layer.
> This patch removes the redundant release of the device's qp memory
> and uses completion APIs to make sure that .destroy_qp() only return,
> when qp reference becomes 0.
> 
> Fixes: 514aee660df4 ("RDMA: Globally allocate and release QP memory")
> Acked-by: Michal Kalderon <michal.kalderon@marvell.com>
> Signed-off-by: Ariel Elior <aelior@marvell.com>
> Signed-off-by: Shai Malin <smalin@marvell.com>
> Signed-off-by: Alok Prasad <palok@marvell.com>
> Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com>
> ---
>  drivers/infiniband/hw/qedr/qedr.h       | 1 +
>  drivers/infiniband/hw/qedr/qedr_iw_cm.c | 2 +-
>  drivers/infiniband/hw/qedr/verbs.c      | 5 ++++-
>  3 files changed, 6 insertions(+), 2 deletions(-)

Applied to for-rc, thanks

Jason

      reply	other threads:[~2021-10-19 23:28 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-19  8:22 [PATCH for-rc] rdma/qedr: Fix crash due to redundant release of device's qp memory Prabhakar Kushwaha
2021-10-19 23:28 ` Jason Gunthorpe [this message]

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