linux-kernel - Re: [PATCH] r8169: fix packet truncation after S4 resume on RTL8168H/RTL8111H

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Message-ID: <32800363-aed6-4e59-9ad1-435e819bca80@redhat.com>
Date: Thu, 9 Oct 2025 10:15:47 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: lilinmao <lilinmao@...inos.cn>, hkallweit1@...il.com, nic_swsd@...ltek.com
Cc: kuba@...nel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] r8169: fix packet truncation after S4 resume on
 RTL8168H/RTL8111H

On 10/6/25 5:49 AM, lilinmao wrote:
> From: Linmao Li <lilinmao@...inos.cn>

From: tag is not needed when the submitting email address matches the SoB

> 
> After resume from S4 (hibernate), RTL8168H/RTL8111H truncates incoming
> packets. Packet captures show messages like "IP truncated-ip - 146 bytes
> missing!".
> 
> The issue is caused by RxConfig not being properly re-initialized after
> resume. Re-initializing the RxConfig register before the chip
> re-initialization sequence avoids the truncation and restores correct
> packet reception.
> 
> This follows the same pattern as commit ef9da46ddef0 ("r8169: fix data
> corruption issue on RTL8402").
> 
> Signed-off-by: Linmao Li <lilinmao@...inos.cn>

Please send a new version including the fixes tag as asked by Jacob.
While at it please also add the missing 'net' prefix inside the subject.

You can retain Jacob's ack.

Thanks,

Paolo