APPLIED: [SRU][R/N/J:linux-azure][PATCH 0/1] porting patch: net: mana: Expose hardware diagnostic info via debugfs

John Cabaj john.cabaj at canonical.com
Fri Aug 7 02:15:58 UTC 2026


On 6/15/26 9:56 AM, John Cabaj wrote:
> BugLink: https://bugs.launchpad.net/bugs/2156616
> 
> SRU Justification
> 
> [Impact]
> 
> * Request from Microsoft to add additional hardware config and diagonistic debugfs entries.
> 
> [Fix]
> 
> * Backport from the following linux-next patch:
>    - c227f8aaf22c: "net: mana: Expose hardware diagnostic info via debugfs"
> 
> [Test Plan]
> 
> * Compile tested
> * Boot tested
> * Microsoft to test further
> 
> [Regression potential]
> 
> * Patches isolated to MANA specifically. Possibly regression could result in unexpected behavior of MANA driver.
> 
> [Other info]
> 
> * SF#00439446
> 
> Erni Sri Satya Vennela (1):
>    net: mana: Expose hardware diagnostic info via debugfs
> 
>   .../net/ethernet/microsoft/mana/gdma_main.c   | 75 ++++++++++---------
>   drivers/net/ethernet/microsoft/mana/mana_en.c | 35 +++++++++
>   include/net/mana/gdma.h                       |  1 +
>   include/net/mana/mana.h                       |  8 ++
>   4 files changed, 83 insertions(+), 36 deletions(-)
> 

Applied to Resolute and Noble linux-azure master-next branches. 
Microsoft decided against including for Jammy.


Thanks,
j-c




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