ACK: [PATCH 0/1][SRU][J/OEM-5.17/U] Fix invalid MAC address after hotplug tbt dock

[Tim Gardner]

On 8/3/22 01:55, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1942999
> 
> [Impact]
> igc driver can not connect to network after re-plugin thunderbolt dock
> when
> MAC passthrough enabled in BIOS.
> 
> [Fix]
> Wait for the MAC copy of BIOS when enabled MAC passthrough.
> Intel engineer wants a different solution and promise to discuss with
> firmware engineer.
> Due to the schedule, made this as a short term solution to fix the
> issue, and wait for the other
> fix from Intel.
> 
> [Test]
> Verified on hardware, after hotplug the thunderbolt cable,
> Ethernet works fine.
> 
> [Where problems could occur]
> It may break the igc driver.
> 
> Intel still doesn't provide any solution about their approach.
> In the meantime, this patch is still the only fix.
> Re-submit it to Jammy, oem-5.17 and Unstable kernel.
> 
> Aaron Ma (1):
>    UBUNTU: SAUCE: igc: wait for the MAC copy when enabled MAC passthrough
> 
>   drivers/net/ethernet/intel/igc/igc_main.c | 3 +++
>   1 file changed, 3 insertions(+)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>

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Tim Gardner
Canonical, Inc