From: Jakub Kicinski <kuba@kernel.org>
To: Long Li <longli@microsoft.com>
Cc: Konstantin Taranov <kotaranov@microsoft.com>,
"David S . Miller" <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>,
Haiyang Zhang <haiyangz@microsoft.com>,
"K . Y . Srinivasan" <kys@microsoft.com>,
Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
shradhagupta@linux.microsoft.com, Simon Horman <horms@kernel.org>,
ernis@linux.microsoft.com, stephen@networkplumber.org,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v2 01/13] net: mana: add queue-set allocation and teardown helpers
Date: Mon, 17 Aug 2026 16:41:08 -0700 [thread overview]
Message-ID: <20260817164108.4b047ec8@kernel.org> (raw)
In-Reply-To: <20260813050418.2906468-2-longli@microsoft.com>
On Wed, 12 Aug 2026 22:04:06 -0700 Long Li wrote:
> The ethtool reconfiguration paths (channel count, ring size, private
> flags), mana_change_mtu() and mana_xdp_set() rebuild the queues with
> mana_detach() then mana_attach(). That tears the vport down, so RDMA can
> claim it while released, and a failed mana_attach() leaves the port down
> with no way back but manual intervention.
The kernel-doc script run with -Wall reports:
Warning: drivers/net/ethernet/microsoft/mana/mana_en.c:3936 No description found for return value of 'mana_qset_scratch_alloc'
Warning: drivers/net/ethernet/microsoft/mana/mana_en.c:3936 No description found for return value of 'mana_qset_scratch_alloc'
Please note that net-next is *closed* until Aug 31st (merge window).
--
pw-bot: cr
next prev parent reply other threads:[~2026-08-17 23:41 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-13 5:04 [PATCH net-next v2 00/13] net: mana: reconfigure by replacing the queue set Long Li
2026-08-13 5:04 ` [PATCH net-next v2 01/13] net: mana: add queue-set allocation and teardown helpers Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:17 ` [EXTERNAL] " Long Li
2026-08-17 23:41 ` Jakub Kicinski [this message]
2026-08-13 5:04 ` [PATCH net-next v2 02/13] net: mana: swap queue sets in mana_set_channels Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:24 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 03/13] net: mana: swap queue sets in mana_set_ringparam Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:29 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 04/13] net: mana: swap queue sets in mana_set_priv_flags Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:30 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 05/13] net: mana: swap queue sets in mana_change_mtu Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:32 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 06/13] net: mana: swap queue sets in mana_xdp_set Long Li
2026-08-13 5:04 ` [PATCH net-next v2 07/13] net: mana: do not bail out of mana_detach on dealloc failure Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 18:38 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 08/13] net: mana: keep per-queue statistics in the port context Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-14 19:13 ` [EXTERNAL] " Long Li
2026-08-13 5:04 ` [PATCH net-next v2 09/13] net: mana: share the EQ pool across a queue-set swap Long Li
2026-08-17 23:41 ` Jakub Kicinski
2026-08-13 5:04 ` [PATCH net-next v2 10/13] net: mana: release EQs left idle by a channel-count reduction Long Li
2026-08-13 5:04 ` [PATCH net-next v2 11/13] net: mana: keep a user-configured RSS table across a queue rebuild Long Li
2026-08-14 5:05 ` sashiko-bot
2026-08-13 5:04 ` [PATCH net-next v2 12/13] net: mana: keep the surviving queues when the channel count is reduced Long Li
2026-08-13 5:04 ` [PATCH net-next v2 13/13] net: mana: keep the existing queues when the channel count is raised Long Li
-- strict thread matches above, loose matches on Subject: below --
2026-08-11 6:35 [PATCH net-next v2 01/13] net: mana: add queue-set allocation and teardown helpers Long Li
2026-08-11 6:34 [PATCH net-next v2 00/13] net: mana: reconfigure by replacing the queue set Long Li
2026-08-11 6:34 ` [PATCH net-next v2 01/13] net: mana: add queue-set allocation and teardown helpers Long Li
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