linux-kernel - [PATCH net-next v3 0/2] net: stmmac: Drop frames causing HLBS error

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Message-Id: <20250925-hlbs_2-v3-0-3b39472776c2@altera.com>
Date: Thu, 25 Sep 2025 22:06:12 +0800
From: Rohan G Thomas via B4 Relay <devnull+rohan.g.thomas.altera.com@...nel.org>
To: Andrew Lunn <andrew+netdev@...n.ch>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>
Cc: netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Rohan G Thomas <rohan.g.thomas@...era.com>, 
 Matthew Gerlach <matthew.gerlach@...era.com>
Subject: [PATCH net-next v3 0/2] net: stmmac: Drop frames causing HLBS
 error

This patchset consists of following patchset to avoid netdev watchdog
reset due to Head-of-Line Blocking due to EST scheduling error.
 1. Drop those frames causing HLBS error
 2. Add HLBS frame drops to taprio stats

Signed-off-by: Rohan G Thomas <rohan.g.thomas@...era.com>
---
Changes in v3:
- Split commit into 2 and add this cover letter
- Updated the commit messages with expansion for HLBS and DFBS
- Link to v2: https://lore.kernel.org/r/20250915-hlbs_2-v2-1-27266b2afdd9@altera.com

Changes in v2:
- Removed unnecessary parantheses
- Link to v1: https://lore.kernel.org/r/20250911-hlbs_2-v1-1-cb655e8995b7@altera.com

---
Rohan G Thomas (2):
      net: stmmac: est: Drop frames causing HLBS error
      net: stmmac: tc: Add HLBS drop count to taprio stats

 drivers/net/ethernet/stmicro/stmmac/common.h     | 1 +
 drivers/net/ethernet/stmicro/stmmac/stmmac_est.c | 9 ++++++---
 drivers/net/ethernet/stmicro/stmmac/stmmac_est.h | 1 +
 drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c  | 7 +++++--
 4 files changed, 13 insertions(+), 5 deletions(-)
---
base-commit: 12de5f0f6c2d7aad7e60aada650fcfb374c28a5e
change-id: 20250911-hlbs_2-5fdd5e483f02

Best regards,
-- 
Rohan G Thomas <rohan.g.thomas@...era.com>