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| author | Peter Zijlstra <[email protected]> | 2020-03-12 09:32:10 +0100 |
|---|---|---|
| committer | Peter Zijlstra <[email protected]> | 2020-03-25 18:28:29 +0100 |
| commit | ae358196fac3a0b4d2a7d47a4f401e3421027b03 (patch) | |
| tree | 183b84e1a566c504bffc71cb65afea6270d96135 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | 530389968739883a61192767e1c215653ba4ba2b (diff) | |
objtool: Optimize find_section_by_name()
In order to avoid yet another linear search of (20k) sections, add a
name based hash.
This reduces objtool runtime on vmlinux.o by some 10s to around 35s.
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Reviewed-by: Miroslav Benes <[email protected]>
Acked-by: Josh Poimboeuf <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions