From: Pavel Begunkov <asml.silence@gmail.com>
To: Mina Almasry <almasrymina@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>,
netdev@vger.kernel.org, Eric Dumazet <edumazet@google.com>,
Willem de Bruijn <willemb@google.com>,
Paolo Abeni <pabeni@redhat.com>,
andrew+netdev@lunn.ch, horms@kernel.org, davem@davemloft.net,
sdf@fomichev.me, dw@davidwei.uk, michael.chan@broadcom.com,
dtatulea@nvidia.com, ap420073@gmail.com,
linux-kernel@vger.kernel.org, io-uring@vger.kernel.org
Subject: Re: [PATCH net-next v3 07/23] eth: bnxt: read the page size from the adapter struct
Date: Wed, 20 Aug 2025 14:43:25 +0100 [thread overview]
Message-ID: <55e8116d-7bff-4116-a5cf-d96cf95e02d8@gmail.com> (raw)
In-Reply-To: <CAHS8izNq8wKXwiZs8SeuYhsknR=wAwWPEnBOxUgcMhCoObQ=xA@mail.gmail.com>
On 8/19/25 20:37, Mina Almasry wrote:
> On Mon, Aug 18, 2025 at 6:56 AM Pavel Begunkov <asml.silence@gmail.com> wrote:
>>
>> From: Jakub Kicinski <kuba@kernel.org>
>>
>> Switch from using a constant to storing the BNXT_RX_PAGE_SIZE
>> inside struct bnxt. This will allow configuring the page size
>> at runtime in subsequent patches.
>>
>> The MSS size calculation for older chip continues to use the constant.
>> I'm intending to support the configuration only on more recent HW,
>> looks like on older chips setting this per queue won't work,
>> and that's the ultimate goal.
>>
>> This patch should not change the current behavior as value
>> read from the struct will always be BNXT_RX_PAGE_SIZE at this stage.
>>
>> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
>> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
>
> Reviewed-by: Mina Almasry <almasrymina@google.com>
>
> nit: AFAIU BNXT_RX_PAGE_SIZE should be unused after this? You could
> delete the definition in bnxt.h if so.
Still used in a couple of places, notably as the minimum and/or
default size
--
Pavel Begunkov
next prev parent reply other threads:[~2025-08-20 13:42 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-18 13:57 [PATCH net-next v3 00/23][pull request] Queue configs and large buffer providers Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 01/23] net: page_pool: sanitise allocation order Pavel Begunkov
2025-08-18 23:33 ` Mina Almasry
2025-08-19 15:53 ` Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 02/23] docs: ethtool: document that rx_buf_len must control payload lengths Pavel Begunkov
2025-08-18 23:50 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 03/23] net: ethtool: report max value for rx-buf-len Pavel Begunkov
2025-08-19 0:00 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 04/23] net: use zero value to restore rx_buf_len to default Pavel Begunkov
2025-08-19 0:07 ` Mina Almasry
2025-08-19 15:52 ` Pavel Begunkov
2025-08-19 19:27 ` Mina Almasry
2025-08-20 11:53 ` Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 05/23] net: clarify the meaning of netdev_config members Pavel Begunkov
2025-08-19 1:46 ` Mina Almasry
2025-08-20 12:04 ` Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 06/23] net: add rx_buf_len to netdev config Pavel Begunkov
2025-08-19 19:32 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 07/23] eth: bnxt: read the page size from the adapter struct Pavel Begunkov
2025-08-19 19:37 ` Mina Almasry
2025-08-20 13:43 ` Pavel Begunkov [this message]
2025-08-18 13:57 ` [PATCH net-next v3 08/23] eth: bnxt: set page pool page order based on rx_page_size Pavel Begunkov
2025-08-19 19:43 ` Mina Almasry
2025-08-20 13:51 ` Pavel Begunkov
2025-08-25 6:09 ` Somnath Kotur
2025-08-18 13:57 ` [PATCH net-next v3 09/23] eth: bnxt: support setting size of agg buffers via ethtool Pavel Begunkov
2025-08-19 20:10 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 10/23] net: move netdev_config manipulation to dedicated helpers Pavel Begunkov
2025-08-19 20:15 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 11/23] net: reduce indent of struct netdev_queue_mgmt_ops members Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 12/23] net: allocate per-queue config structs and pass them thru the queue API Pavel Begunkov
2025-08-19 21:29 ` Mina Almasry
2025-08-20 1:32 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 13/23] net: pass extack to netdev_rx_queue_restart() Pavel Begunkov
2025-08-19 21:30 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 14/23] net: add queue config validation callback Pavel Begunkov
2025-08-19 21:54 ` Mina Almasry
2025-08-20 1:31 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 15/23] eth: bnxt: always set the queue mgmt ops Pavel Begunkov
2025-08-19 21:57 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 16/23] eth: bnxt: store the rx buf size per queue Pavel Begunkov
2025-08-25 6:24 ` Somnath Kotur
2025-08-18 13:57 ` [PATCH net-next v3 17/23] eth: bnxt: adjust the fill level of agg queues with larger buffers Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 18/23] netdev: add support for setting rx-buf-len per queue Pavel Begunkov
2025-08-19 22:36 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 19/23] net: wipe the setting of deactived queues Pavel Begunkov
2025-08-19 22:49 ` Mina Almasry
2025-08-18 13:57 ` [PATCH net-next v3 20/23] eth: bnxt: use queue op config validate Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 21/23] eth: bnxt: support per queue configuration of rx-buf-len Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 22/23] net: let pp memory provider to specify rx buf len Pavel Begunkov
2025-08-18 13:57 ` [PATCH net-next v3 23/23] net: validate driver supports passed qcfg params Pavel Begunkov
2025-08-18 13:59 ` [PATCH net-next v3 00/23][pull request] Queue configs and large buffer providers Pavel Begunkov
2025-08-20 2:31 ` Jakub Kicinski
2025-08-20 13:39 ` Pavel Begunkov
2025-08-20 13:59 ` Mina Almasry
2025-08-21 1:26 ` Jakub Kicinski
2025-08-21 1:37 ` Jakub Kicinski
2025-08-21 15:04 ` Pavel Begunkov
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