Re: [PATCH v1 0/3] Fix and improve __maps__fixup_overlap_and_insert
From: Namhyung Kim
Date: Fri Jun 07 2024 - 13:51:43 EST
On Tue, 21 May 2024 09:51:06 -0700, Ian Rogers wrote:
> Fix latent unlikely bugs in __maps__fixup_overlap_and_insert.
>
> Improve __maps__fixup_overlap_and_insert's performance 21x in the case
> of overlapping mmaps. sesse@xxxxxxxxxx reported slowness opening
> perf.data files from chromium where the files contained a large number
> of overlapping mappings. Improve this case primarily by avoiding
> unnecessary sorting.
>
> [...]
Applied to perf-tools-next, thanks!
Best regards,
Namhyung