[SRU][R/Q:linux-azure][PATCH 0/3] [Mana][Backport] net: mana: Trigger VF reset/recovery on health check failure due to HWC timeout

John Cabaj john.cabaj at canonical.com
Fri Mar 27 21:42:38 UTC 2026


BugLink: https://bugs.launchpad.net/bugs/2146601

SRU Justification

[Impact]

* Microsoft requested patches to trigger VF reset/recovery on health check, leveraging updates to error counters

[Fix]
Resolute
* clean cherry-pick of linux-next patches:
  * 2b12ffb66955: "net: mana: Trigger VF reset/recovery on health check failure due to HWC timeout"
Questing
* clean cherry-pick of upstream patches:
  * e275d9091c01: "net: mana: Move hardware counter stats from per-port to per-VF context"
* backport of upstream patches:
  * be4f1d67ec56: "net: mana: Add standard counter rx_missed_errors"
* backport of linux-next patches:
  * 2b12ffb66955: "net: mana: Trigger VF reset/recovery on health check failure

[Test Plan]

* Compile tested
* Microsoft to test

[Regression potential]

* Patches limited to MANA. Possible regressions result in unexpected behavior of MANA driver.

[Other info]

* SF#00432208

Dipayaan Roy (1):
  net: mana: Trigger VF reset/recovery on health check failure due to
    HWC timeout

 .../net/ethernet/microsoft/mana/gdma_main.c   | 65 ++++++++++---------
 drivers/net/ethernet/microsoft/mana/mana_en.c |  9 ++-
 include/net/mana/gdma.h                       | 16 ++++-
 3 files changed, 55 insertions(+), 35 deletions(-)

-- 
2.43.0




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