ACK: [PATCH 0/1][SRU][N] Latitude 5450 is experiencing packet loss on Ethernet

[Edoardo Canepa]

On 28/05/25 02:47, AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
>
> BugLink: https://bugs.launchpad.net/bugs/2106558
>
> [Impact]
> The issue occurs sporadically and can be reproduced using a ping test script.
> After some restarts, there is no packet loss, but the issue may reappear
> after subsequent restarts.
>
> [Fix]
> Intel provides a patch which is included in v6.15-rc1 to fix this issue
> efaaf344bc29 e1000e: change k1 configuration on MTP and later platforms
>
> [Test]
> ping that target machine for 60 seconds and there should be no packet loss.
>
> [Where problems could occur]
> This patch changes the e1000e k1 timeout value on MTP and later platforms,
> and from the patch commit message, if the timeout value is wrong, we may
> encounter sporadic MDI errors when accessing the PHY, and in rare
> ircumstances could lead to packet corruption.
>
> Vitaly Lifshits (1):
>    e1000e: change k1 configuration on MTP and later platforms
>
>   drivers/net/ethernet/intel/e1000e/defines.h |  3 +
>   drivers/net/ethernet/intel/e1000e/ich8lan.c | 80 +++++++++++++++++++--
>   drivers/net/ethernet/intel/e1000e/ich8lan.h |  4 ++
>   3 files changed, 82 insertions(+), 5 deletions(-)
>
Acked-by: Edoardo Canepa <edoardo.canepa at canonical.com>
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