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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.

      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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