Linmao Li 932f7cd279 r8169: fix packet truncation after S4 resume on RTL8168H/RTL8111H
[ Upstream commit 70f92ab97042f243e1c8da1c457ff56b9b3e49f1 ]

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 ef9da46dde ("r8169: fix data
corruption issue on RTL8402").

Fixes: 6e1d0b8988 ("r8169:add support for RTL8168H and RTL8107E")
Signed-off-by: Linmao Li <lilinmao@kylinos.cn>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://patch.msgid.link/20251009122549.3955845-1-lilinmao@kylinos.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2025-10-23 16:16:31 +02:00
2022-09-28 09:02:20 +02:00
2025-10-19 16:31:02 +02:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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