Message-ID: <sashiko-outbox-207289@kernel.org>
From: sashiko-bot@kernel.org
Subject: Re: [PATCH net-next v10 3/4] net: mana: support concurrent HWC
 requests
Reply-To: sashiko-reviews@lists.linux.dev
To: "Wei Hu" <weh@linux.microsoft.com>
Cc: linux-rdma@vger.kernel.org
In-Reply-To: <2ae0e8b22569dc23178d0ea42178808ad92cb6db.1794208055.git.weh@linux.microsoft.com>
References: <cover.1794208055.git.weh@linux.microsoft.com>
 <2ae0e8b22569dc23178d0ea42178808ad92cb6db.1794208055.git.weh@linux.microsoft.com>
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Date: Tue, 10 Nov 2026 15:45:30 +0000
Precedence: list

> From: Long Li <longli@microsoft.com>
>=20
> Give HWC message slots separate sender and response ownership. Initialize
> each slot under the inflight resource and per-slot locks, publish its
> bitmap bit last, and release the slot only after both references are
> released. The per-slot lock also excludes an older duplicate callback from
> resetting or consuming the next caller's state.
>=20
> Serialize SQ posting so concurrent senders cannot corrupt the producer
> state. A posted request which times out keeps its response reference and
> slot until its late response arrives or teardown cancels it. The bootstrap
> channel remains depth one here; the next patch selects and allocates
> larger queues.
>=20
> Wait for a free slot while the channel is healthy instead of imposing a
> [ ... ]
> Link: https://lore.kernel.org/r/20260914175044.2a26bb46@kernel.org
> Link: https://lore.kernel.org/r/179196575640.434549.9102950927041409151@k=
ernel.org
> Link: https://lore.kernel.org/r/179250339266.3135.15035365058593192217@ke=
rnel.org
> Signed-off-by: Long Li <longli@microsoft.com>
> Signed-off-by: Wei Hu <weh@microsoft.com>

Sashiko has reviewed this patch and found no issues.

--=20
Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/cover.1794208055.gi=
t.weh@linux.microsoft.com?part=3D3