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fix: tools: sof_perf_analyzer: ignore errors when decoding mtrace file #1357

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fix: tools: sof_perf_analyzer: ignore errors when decoding mtrace file #1357

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5 changes: 1 addition & 4 deletions case-lib/hijack.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -169,10 +169,7 @@ function func_exit_handler()

# Only do performance analysis on test passed
[ "x$exit_status" != "x0" ] || {
# On performance analysis return error, set exit code
if ! perf_analyze; then
exit_status=1
fi
perf_analyze
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@marc-hb marc-hb Apr 7, 2026

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Suggested change
perf_analyze
perf_analyze || dlogw 'perf_analyze failed in exit handler'

}

# Only run when changing topology was initiated during the test
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6 changes: 2 additions & 4 deletions case-lib/lib.sh
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Expand Up @@ -1496,12 +1496,10 @@ perf_analyze()
fi
dlogc "$perf_cmd"
eval "$perf_cmd" || {
dloge "SOF component performace analysis tool exit with error"
return 1
dlogw "SOF component performace analysis tool exit with error"
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@marc-hb marc-hb Apr 7, 2026

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It's more flexible and future-proof to leave that decision to the caller.

}
else
dloge "Firmware trace file not found"
return 1
dlogw "Firmware trace file not found"
fi
}

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2 changes: 1 addition & 1 deletion tools/sof_perf_analyzer.py
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Expand Up @@ -173,7 +173,7 @@ def process_trace_file():
#
# pylint: disable=C0103
ts_shift = 0
with open(args.filename, 'r', encoding='utf8') as file:
with open(args.filename, 'r', encoding='utf8', errors='ignore') as file:
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@marc-hb marc-hb Apr 7, 2026

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Suggested change
with open(args.filename, 'r', encoding='utf8', errors='ignore') as file:
with open(args.filename, 'r', encoding='utf8', errors='backslashreplace') as file:

ignore = "ignore bugs".

trace_item_gen = make_trace_item(file)
trace_prev = None
try:
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