From: Jason Gunthorpe <jgg@nvidia.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: Doug Ledford <dledford@redhat.com>,
Leon Romanovsky <leonro@mellanox.com>,
Eli Cohen <eli@mellanox.com>,
Jack Morgenstein <jackm@dev.mellanox.co.il>,
<linux-rdma@vger.kernel.org>, Or Gerlitz <ogerlitz@mellanox.com>,
Roland Dreier <roland@purestorage.com>
Subject: Re: [PATCH rdma-next v1 04/10] RDMA/mlx5: Fix potential race between destroy and CQE poll
Date: Thu, 3 Sep 2020 10:42:29 -0300 [thread overview]
Message-ID: <20200903134229.GA1550019@nvidia.com> (raw)
In-Reply-To: <20200830084010.102381-5-leon@kernel.org>
On Sun, Aug 30, 2020 at 11:40:04AM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@mellanox.com>
>
> The SRQ can be destroyed right before mlx5_cmd_get_srq is called.
> In such case the latter will return NULL instead of expected SRQ.
>
> Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters")
> Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
> ---
> drivers/infiniband/hw/mlx5/cq.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
Applied to for-next
Thanks,
Jason
next prev parent reply other threads:[~2020-09-03 15:07 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-30 8:40 [PATCH rdma-next v1 00/10] Restore failure of destroy commands Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 01/10] RDMA: Restore ability to fail on PD deallocate Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 02/10] RDMA: Restore ability to fail on AH destroy Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 03/10] RDMA/mlx5: Issue FW command to destroy SRQ on reentry Leon Romanovsky
2020-09-03 0:31 ` Jason Gunthorpe
2020-09-03 5:08 ` Leon Romanovsky
2020-09-03 11:54 ` Jason Gunthorpe
2020-08-30 8:40 ` [PATCH rdma-next v1 04/10] RDMA/mlx5: Fix potential race between destroy and CQE poll Leon Romanovsky
2020-09-03 13:42 ` Jason Gunthorpe [this message]
2020-08-30 8:40 ` [PATCH rdma-next v1 05/10] RDMA: Restore ability to fail on SRQ destroy Leon Romanovsky
2020-09-03 0:08 ` Jason Gunthorpe
2020-09-03 5:11 ` Leon Romanovsky
2020-09-03 11:55 ` Jason Gunthorpe
2020-09-03 0:18 ` Jason Gunthorpe
2020-09-03 5:28 ` Leon Romanovsky
2020-09-03 12:22 ` Jason Gunthorpe
2020-09-03 13:12 ` Jason Gunthorpe
2020-08-30 8:40 ` [PATCH rdma-next v1 06/10] RDMA/core: Delete function indirection for alloc/free kernel CQ Leon Romanovsky
2020-09-03 0:20 ` Jason Gunthorpe
2020-09-03 5:35 ` Leon Romanovsky
2020-09-03 12:24 ` Jason Gunthorpe
2020-08-30 8:40 ` [PATCH rdma-next v1 07/10] RDMA: Allow fail of destroy CQ Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 08/10] RDMA: Change XRCD destroy return value Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 09/10] RDMA: Restore ability to return error for destroy WQ Leon Romanovsky
2020-08-30 8:40 ` [PATCH rdma-next v1 10/10] RDMA: Make counters destroy symmetrical Leon Romanovsky
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