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From: Jakub Kicinski <kuba@kernel.org>
To: Mina Almasry <almasrymina@google.com>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-alpha@vger.kernel.org,
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	"Kaiyuan Zhang" <kaiyuanz@google.com>
Subject: Re: [PATCH net-next v16 04/13] netdev: netdevice devmem allocator
Date: Wed, 10 Jul 2024 09:36:24 -0700	[thread overview]
Message-ID: <20240710093624.26d22f02@kernel.org> (raw)
In-Reply-To: <20240710001749.1388631-5-almasrymina@google.com>

On Wed, 10 Jul 2024 00:17:37 +0000 Mina Almasry wrote:
> +	net_devmem_dmabuf_binding_get(binding);

Why does every iov need to hold a ref? pp holds a ref and does its own
accounting, so it won't disappear unless all the pages are returned.

  reply	other threads:[~2024-07-10 16:36 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-10  0:17 [PATCH net-next v16 00/13] Device Memory TCP Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 01/13] netdev: add netdev_rx_queue_restart() Mina Almasry
2024-07-10 15:35   ` Jakub Kicinski
2024-07-10  0:17 ` [PATCH net-next v16 02/13] net: netdev netlink api to bind dma-buf to a net device Mina Almasry
2024-07-10 10:30   ` Donald Hunter
2024-07-10 15:43   ` Jakub Kicinski
2024-07-10  0:17 ` [PATCH net-next v16 03/13] netdev: support binding dma-buf to netdevice Mina Almasry
2024-07-10 15:56   ` Jakub Kicinski
2024-07-10  0:17 ` [PATCH net-next v16 04/13] netdev: netdevice devmem allocator Mina Almasry
2024-07-10 16:36   ` Jakub Kicinski [this message]
2024-07-10 19:29     ` Mina Almasry
2024-07-10 19:55       ` Jakub Kicinski
2024-07-10 22:45         ` Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 05/13] page_pool: devmem support Mina Almasry
2024-07-10 16:49   ` Jakub Kicinski
2024-07-10 20:29     ` Mina Almasry
2024-07-11  1:22       ` Jakub Kicinski
2024-07-10 23:42     ` Mina Almasry
2024-07-11  1:23       ` Jakub Kicinski
2024-07-11 20:57         ` Mina Almasry
2024-07-11 21:41           ` Jakub Kicinski
2024-07-10  0:17 ` [PATCH net-next v16 06/13] memory-provider: dmabuf devmem memory provider Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 07/13] net: support non paged skb frags Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 08/13] net: add support for skbs with unreadable frags Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 09/13] tcp: RX path for devmem TCP Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 10/13] net: add SO_DEVMEM_DONTNEED setsockopt to release RX frags Mina Almasry
2024-07-10  0:17 ` [PATCH net-next v16 11/13] net: add devmem TCP documentation Mina Almasry
2024-07-10 10:28   ` Donald Hunter
2024-07-10  0:17 ` [PATCH net-next v16 12/13] selftests: add ncdevmem, netcat for devmem TCP Mina Almasry
2024-07-11  0:44   ` John Hubbard
2024-07-11 15:28     ` Mina Almasry
2024-07-11 18:34       ` John Hubbard
2024-07-10  0:17 ` [PATCH net-next v16 13/13] netdev: add dmabuf introspection Mina Almasry
2024-07-11  1:35   ` Jakub Kicinski

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