From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org, netdev@vger.kernel.org,
David Wei <dw@davidwei.uk>
Cc: Pavel Begunkov <asml.silence@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>
Subject: Re: [PATCH v3 0/2] net: io_uring/zcrx: call netdev_queue_get_dma_dev() under instance lock
Date: Thu, 06 Nov 2025 16:33:40 -0700 [thread overview]
Message-ID: <176247202011.294230.15780174146072373826.b4-ty@kernel.dk> (raw)
In-Reply-To: <20251101022449.1112313-1-dw@davidwei.uk>
On Fri, 31 Oct 2025 19:24:47 -0700, David Wei wrote:
> netdev ops must be called under instance lock or rtnl_lock, but
> io_register_zcrx_ifq() isn't doing this for netdev_queue_get_dma_dev().
> Fix this by taking the instance lock using netdev_get_by_index_lock().
>
> netdev_get_by_index_lock() isn't available outside net/ by default, so
> the first patch is a prep patch to export this under linux/netdevice.h.
>
> [...]
Applied, thanks!
[1/2] net: export netdev_get_by_index_lock()
commit: 0da5d94bbc6af079f105264849dc3afd01b78aaa
[2/2] net: io_uring/zcrx: call netdev_queue_get_dma_dev() under instance lock
(no commit info)
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2025-11-06 23:33 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-01 2:24 [PATCH v3 0/2] net: io_uring/zcrx: call netdev_queue_get_dma_dev() under instance lock David Wei
2025-11-01 2:24 ` [PATCH v3 1/2] net: export netdev_get_by_index_lock() David Wei
2025-11-03 23:47 ` Jakub Kicinski
2025-11-01 2:24 ` [PATCH v3 2/2] net: io_uring/zcrx: call netdev_queue_get_dma_dev() under instance lock David Wei
2025-11-03 13:51 ` Pavel Begunkov
2025-11-03 17:47 ` David Wei
2025-11-03 18:21 ` Pavel Begunkov
2025-11-03 18:29 ` David Wei
2025-11-03 23:50 ` Jakub Kicinski
2025-11-06 11:26 ` Pavel Begunkov
2025-11-06 23:33 ` Jens Axboe [this message]
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