From: Simon Horman <horms@kernel.org>
To: Jijie Shao <shaojijie@huawei.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, andrew+netdev@lunn.ch, shenjian15@huawei.com,
liuyonglong@huawei.com, chenhao418@huawei.com,
yangshuaisong@h-partners.com, ningwei15@huawei.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next 3/3] net: hns3: use txqueue parameter directly in ndo_tx_timeout
Date: Fri, 7 Aug 2026 10:48:14 +0100 [thread overview]
Message-ID: <20260807094814.GI51943@horms.kernel.org> (raw)
In-Reply-To: <cdfb3eb1-2b11-4162-a875-7e39a356b2b0@huawei.com>
On Fri, Aug 07, 2026 at 03:31:13PM +0800, Jijie Shao wrote:
>
> on 2026/8/6 19:39, Jijie Shao wrote:
> >
> > on 2026/8/6 0:52, Simon Horman wrote:
...
> Hi Simon,
>
> I'd like to note that the actual v2 implementation differs slightly
> from what I described in my previous reply:
>
> 1. The netif_xmit_timeout_ms() re-check is kept, not dropped.
> After discussion with colleagues, we decided to preserve the
> existing behaviour: if the stall has cleared by the time the
> callback runs, no reset is requested. This keeps the semantics
> consistent with the code before this patch.
>
> 2. The "no netdev TX timeout queue found" branch is also kept,
> now guarding against txqueue >= num_tqps.
>
> 3. The bounds check is changed from ndev->num_tx_queues to
> h->kinfo.num_tqps in this patch rather than a separate bugfix.
> The OOB has not been encountered in practice, but since the
> validation is already being rewritten here, folding the fix
> in avoids an artificial split.
>
> v2 will be sent shortly.
Thanks for the notes, and your earlier response. They are very helpful.
prev parent reply other threads:[~2026-08-07 9:48 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-04 13:09 [PATCH net-next 0/3] net: hns3: some cleanups for hns3 driver Jijie Shao
2026-08-04 13:09 ` [PATCH net-next 1/3] net: hns3: set msg->desc to NULL after kfree in hclge_query_reg_info() Jijie Shao
2026-08-05 16:52 ` Simon Horman
2026-08-06 7:32 ` Jijie Shao
2026-08-06 11:26 ` Simon Horman
2026-08-04 13:09 ` [PATCH net-next 2/3] net: hns3: add missing const qualifier to hclge_log_error() reg parameter Jijie Shao
2026-08-05 16:52 ` Simon Horman
2026-08-06 7:48 ` Jijie Shao
2026-08-06 11:21 ` Simon Horman
2026-08-04 13:09 ` [PATCH net-next 3/3] net: hns3: use txqueue parameter directly in ndo_tx_timeout Jijie Shao
2026-08-05 16:52 ` Simon Horman
2026-08-06 11:39 ` Jijie Shao
2026-08-07 7:31 ` Jijie Shao
2026-08-07 9:48 ` Simon Horman [this message]
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