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From: Jakub Kicinski <kuba@kernel.org>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	andrew+netdev@lunn.ch, horms@kernel.org, shuah@kernel.org,
	willemb@google.com, petrm@nvidia.com, donald.hunter@gmail.com,
	michael.chan@broadcom.com, pavan.chebbi@broadcom.com,
	linux-kselftest@vger.kernel.org, Jakub Kicinski <kuba@kernel.org>
Subject: [PATCH net-next 0/9] net: stats, tools, driver tests for HW GRO
Date: Thu,  5 Feb 2026 14:05:32 -0800	[thread overview]
Message-ID: <20260205220541.2992807-1-kuba@kernel.org> (raw)

Add miscellaneous pieces related to production use of HW-GRO:
 - report standard stats from drivers (bnxt included here,
   Gal recently posted patches for mlx5 which is great)
 - CLI tool for calculating HW GRO savings / effectiveness
 - tests for the stats, packet ordering and depth

Jakub Kicinski (9):
  eth: bnxt: gather and report HW-GRO stats
  tools: ynltool: factor out qstat dumping
  tools: ynltool: add qstats analysis for HW-GRO efficiency / savings
  selftests: net: move gro to lib for HW vs SW reuse
  selftests: drv-net: give HW stats sync time extra 25% of margin
  selftests: drv-net: gro: use SO_TXTIME to schedule packets together
  selftests: drv-net: gro: test GRO stats
  selftests: drv-net: gro: add test for packet ordering
  selftests: drv-net: gro: add a test for HW-GRO depth

 tools/testing/selftests/drivers/net/Makefile  |   1 -
 .../testing/selftests/drivers/net/hw/Makefile |   1 +
 tools/testing/selftests/net/lib/Makefile      |   1 +
 drivers/net/ethernet/broadcom/bnxt/bnxt.h     |   4 +
 drivers/net/ethernet/broadcom/bnxt/bnxt.c     |  17 +-
 tools/net/ynl/ynltool/qstats.c                | 170 +++++---
 .../selftests/{drivers/net => net/lib}/gro.c  | 242 +++++++++++-
 .../testing/selftests/drivers/net/.gitignore  |   1 -
 tools/testing/selftests/drivers/net/gro.py    |   2 +-
 .../selftests/drivers/net/hw/gro_hw.py        | 374 ++++++++++++++++++
 .../selftests/drivers/net/lib/py/env.py       |   4 +-
 tools/testing/selftests/net/lib/.gitignore    |   1 +
 12 files changed, 748 insertions(+), 70 deletions(-)
 rename tools/testing/selftests/{drivers/net => net/lib}/gro.c (87%)
 create mode 100755 tools/testing/selftests/drivers/net/hw/gro_hw.py

-- 
2.53.0


             reply	other threads:[~2026-02-05 22:07 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-05 22:05 Jakub Kicinski [this message]
2026-02-05 22:05 ` [PATCH net-next 1/9] eth: bnxt: gather and report HW-GRO stats Jakub Kicinski
2026-02-05 22:44   ` Michael Chan
2026-02-05 22:44     ` Michael Chan
2026-02-06  0:24     ` Jakub Kicinski
2026-02-05 22:05 ` [PATCH net-next 2/9] tools: ynltool: factor out qstat dumping Jakub Kicinski
2026-02-06 14:58   ` Petr Machata
2026-02-05 22:05 ` [PATCH net-next 3/9] tools: ynltool: add qstats analysis for HW-GRO efficiency / savings Jakub Kicinski
2026-02-06 13:44   ` Petr Machata
2026-02-05 22:05 ` [PATCH net-next 4/9] selftests: net: move gro to lib for HW vs SW reuse Jakub Kicinski
2026-02-06 15:01   ` Petr Machata
2026-02-05 22:05 ` [PATCH net-next 5/9] selftests: drv-net: give HW stats sync time extra 25% of margin Jakub Kicinski
2026-02-06 14:40   ` Petr Machata
2026-02-05 22:05 ` [PATCH net-next 6/9] selftests: drv-net: gro: use SO_TXTIME to schedule packets together Jakub Kicinski
2026-02-06 15:19   ` Petr Machata
2026-02-05 22:05 ` [PATCH net-next 7/9] selftests: drv-net: gro: test GRO stats Jakub Kicinski
2026-02-05 22:05 ` [PATCH net-next 8/9] selftests: drv-net: gro: add test for packet ordering Jakub Kicinski
2026-02-05 22:05 ` [PATCH net-next 9/9] selftests: drv-net: gro: add a test for HW-GRO depth Jakub Kicinski
2026-02-06 15:36 ` [PATCH net-next 0/9] net: stats, tools, driver tests for HW GRO Petr Machata

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