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selftests: net: py: explicitly forbid multiple ksft_run() calls

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People (do people still write code or is it all AI?) seem to not
get that ksft_run() can only be called once. If we call it
multiple times KTAP parsers will likely cut off after the first
batch has finished.

Link: https://patch.msgid.link/20260408221952.819822-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2026-04-08 15:19:52 -07:00
parent 3c6132ccc5
commit 3d2c3d2eea
1 changed files with 4 additions and 1 deletions
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5
tools/testing/selftests/net/lib/py/ksft.py
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@ -341,10 +341,13 @@ def ksft_run(cases=None, globs=None, case_pfx=None, args=()):
totals = {"pass": 0, "fail": 0, "skip": 0, "xfail": 0} totals = {"pass": 0, "fail": 0, "skip": 0, "xfail": 0}
global KSFT_RESULT
if KSFT_RESULT is not None:
raise RuntimeError("ksft_run() can't be called multiple times.")
print("TAP version 13", flush=True) print("TAP version 13", flush=True)
print("1.." + str(len(test_cases)), flush=True) print("1.." + str(len(test_cases)), flush=True)
global KSFT_RESULT
cnt = 0 cnt = 0
stop = False stop = False
for func, args, name in test_cases: for func, args, name in test_cases: