Thread (14 messages) 14 messages, 4 authors, 2026-02-05

Re: [PATCH net 4/4] selftests: drv-net: rss_ctx: test RSS contexts persist after ifdown/up

From: Pavan Chebbi <pavan.chebbi@broadcom.com>
Date: 2026-02-04 16:15:28

quoted
+
+    for ctx_id in ctx_ids:
+        try:
+            data = get_rss(cfg, context=ctx_id)
+            _rss_key_check(cfg, data=data, context=ctx_id)
+            persisted_contexts.append(ctx_id)
+        except CmdExitFailure:
+            missing_contexts.append(ctx_id)
+            ksft_pr(f"Context {ctx_id} is missing after ifup")
You can use netlink to get them all

ctxs = cfg.ethnl.rss_get({}, dump=True)
Jakub, maybe it's a rookie question but I am having trouble getting
the netlink call to work.
Not sure if my analysis is right but it looks like I don't have the
right schema..
It appears like the decode does not ignore unsupported ethnl options?
I always get the error:

# Error decoding 'input-xfrm' from 'rss'

with the below call stack:

# # Exception| Traceback (most recent call last):
# # Exception|   File "/tmp/ksft-net-drv/net/lib/py/ksft.py", line
319, in ksft_run
# # Exception|     func(*args)
# # Exception|   File "/tmp/ksft-net-drv/drivers/net/hw/./rss_ctx.py",
line 395, in test_rss_context_dump
# # Exception|     ctxs = cfg.ethnl.rss_get({}, dump=True)
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 1159, in _op
# # Exception|     return self._ops(ops)[0]
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 1146, in _ops
# # Exception|     rsp_msg = self._decode(decoded.raw_attrs, op.attr_set.name)
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 814, in _decode
# # Exception|     decoded = self._decode_enum(decoded, attr_spec)
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 672, in
_decode_enum
# # Exception|     value.add(self._get_enum_or_unknown(enum, i))
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 662, in
_get_enum_or_unknown
# # Exception|     raise error
# # Exception|   File
"/tmp/ksft-net-drv/net/lib/ynl/pyynl/lib/ynl.py", line 657, in
_get_enum_or_unknown
# # Exception|     name = enum.entries_by_val[raw].name
# # Exception| KeyError: 2

Do you think I am missing some config?

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