Re: [PATCH 00/10] perf symbols: Improve dso__synthesize_plt_symbols()

[Arnaldo Carvalho de Melo <acme@kernel.org>]

Em Sat, Jan 21, 2023 at 09:53:53AM -0800, Ian Rogers escreveu:
> On Fri, Jan 20, 2023 at 4:35 AM Adrian Hunter <adrian.hunter@intel.com> wrote:
> >
> > Hi
> >
> > This is the first of 2 patchsets to improve dso__synthesize_plt_symbols().
> > This patchset is really preparation for the 2nd patchset, which focuses
> > on getting rid of unknown symbols that show up in Intel PT traces.
> > The 2nd patchset is still under development.
> >
> > These patches are small and staightforward. Only the new Symbols test is
> > slightly interesting because it provides a way to see what symbols
> > perf discovers for any given dso. The test fails initially, but
> > should pass after patch 7 "perf symbols: Add symbol for .plt header".
> >
> >
> > Adrian Hunter (10):
> >       perf test: Add Symbols test
> >       perf symbols: Factor out get_plt_sizes()
> >       perf symbols: Check plt_entry_size is not zero
> >       perf symbols: Add dso__find_symbol_nocache()
> >       perf symbols: Slightly simplify 'err' usage in dso__synthesize_plt_symbols()
> >       perf symbols: Do not check ss->dynsym twice
> >       perf symbols: Add symbol for .plt header
> >       perf symbols: Allow for .plt entries with no symbol
> >       perf symbols: Combine handling for SHT_RELA and SHT_REL
> >       perf symbols: Check SHT_RELA and SHT_REL type earlier
 
> Acked-by: Ian Rogers <irogers@google.com>

Thanks, added to the tested patches, will push to perf/core shortly.

- Arnaldo