Re: [PATCH v3 00/17] net/dpaa2: fixes and improvements

Stephen Hemminger
2026-03-06T18:51:20Z

On Fri, 6 Mar 2026 14:30:18 +0100
Maxime Leroy <maxime@leroys.fr> wrote:

> Various fixes and improvements for the dpaa2 net driver and fslmc bus.
>
> Patches 1-6 fix resource leaks on port close, error paths, link status
> and devargs propagation on hotplug.
>
> Patches 7-14 fix additional bugs: spurious VLAN insertion, error packet
> dump crash, packet type classification, checksum offload flags, software
> taildrop buffer access, burst mode info reporting, SG table walk bounds,
> and MAC stats DMA allocation.
>
> Patch 15 is a minor cleanup in the link status area.
>
> Patches 16-17 add devargs alternatives for getenv-based configuration
> of taildrop and data stashing options.
>
> Changes since v2:
> - Fix checkpatch warnings: short SHA in Fixes tag (patch 14),
> long line in commit message (patch 10)
> - Fix check-git-log warnings: shorten headlines (patches 3, 9, 12, 14),
> fix tag order Fixes/Cc (patches 10, 11), fix wrong Fixes reference
> (patch 8), remove colon after function name in commit body (patch 8),
> lowercase macro name in headline (patch 15)
>
> Changes since v1:
> - Add Cc: stable@dpdk.org on patches with Fixes: tags (Stephen)
> - Reorder series: fixes first, then improvements (Stephen)
> - Patch 2: squash with former patch 4 (Hemant)
> - Patch 6: move devargs refresh from plug to scan rescan path (David)
> - Patch 17: keep getenv for backward compatibility, add devargs as
> alternative instead of replacement
> - Drop former patch 11 (bus/fslmc: remove dead blocklist check) to
> avoid disaligning with other buses (David)
> - New patches 8, 11-14 fixing issues reported by Stephen
> - New patches 7, 9-10 fixing VLAN insertion and packet classification
> issues
>
> Maxime Leroy (17):
> net/dpaa2: fix queue block memory leak on port close
> net/dpaa2: fix Rx error queue memory leaks
> net/dpaa2: warn on Rx descriptor limit in high perf mode
> net/dpaa2: fix resource leak on softparser failure
> net/dpaa2: fix link not up after port stop/start
> bus/fslmc: fix devargs not propagated on hotplug
> net/dpaa2: fix spurious VLAN insertion on non-VLAN packets
> net/dpaa2: fix error packet dump crash and memory leak
> net/dpaa2: fix L4 packet type in slow parse path
> net/dpaa2: fix L3/L4 checksum offload flags
> net/dpaa2: fix software taildrop buffer access
> net/dpaa2: fix burst mode info report
> net/dpaa2: add SG table walk upper bound in Rx path
> net/dpaa2: fix MAC stats DMA alloc per xstats call
> net/dpaa2: use check interval macro in link down path
> net/dpaa2: add devargs to disable Rx taildrop
> net/dpaa2: add devargs alternative for data stashing getenv
>
> drivers/bus/fslmc/fslmc_bus.c | 4 +
> drivers/bus/fslmc/portal/dpaa2_hw_pvt.h | 16 +-
> drivers/net/dpaa2/dpaa2_ethdev.c | 211 ++++++++++++------------
> drivers/net/dpaa2/dpaa2_ethdev.h | 3 +
> drivers/net/dpaa2/dpaa2_rxtx.c | 85 +++++-----
> drivers/net/dpaa2/mc/fsl_dpni.h | 6 +
> 6 files changed, 164 insertions(+), 161 deletions(-)
>

Applied to next-net, minor edits to first commit message to fix
the reference commit; problem reported by checkpatches