ACK: [SRU][L][PATCH 0/4] Ethernet not stable 23.04 (RTL8168/8169) (LP: #2031537)

[Roxana Nicolescu]

On 11-09-2023 11:06, Juerg Haefliger wrote:
> [Impact]
>
> Ethernet is unstable with Realtek RTL8168h/8111h NIC and kernel 6.2 resulting in frequent transmit queue timeouts. Related to ASPM. See 'original description' below.
>
> [Test Case]
>
> Just regular usage for an extended period of time. No transmit queue timeouts with RTL8168h/8111h NICs.
>
> [Where Problems Could Occur]
>
> Modification are isolated to the r8169 driver so only machine where that driver is loaded are affected. Issues could show up as kernel crashes, stack traces, non-fnuctional wired network.
>
>
> Heiner Kallweit (4):
>    r8169: fix ASPM-related problem for chip version 42 and 43
>    r8169: revert 2ab19de62d67 ("r8169: remove ASPM restrictions now that
>      ASPM is disabled during NAPI poll")
>    Revert "r8169: disable ASPM during NAPI poll"
>    r8169: fix ASPM-related issues on a number of systems with NIC version
>      from RTL8168h
>
>   drivers/net/ethernet/realtek/r8169_main.c | 41 +++++++++++++++++------
>   1 file changed, 30 insertions(+), 11 deletions(-)
>
Acked-by: Roxana Nicolescu <roxana.nicolescu at canonical.com>