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From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	 Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	 Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>,  Ian Rogers <irogers@google.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	 James Clark <james.clark@linaro.org>,
	Shimin Guo <shimin.guo@skydio.com>,
	 Andi Kleen <ak@linux.intel.com>, Leo Yan <leo.yan@arm.com>,
	Yujie Liu <yujie.liu@intel.com>,
	 linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: [PATCH v1 0/3] perf more ELF machine usage
Date: Fri, 23 Jan 2026 16:16:08 -0800	[thread overview]
Message-ID: <20260124001611.1332019-1-irogers@google.com> (raw)

Switch 3 more cases where the perf_env arch was being used to
determine the architecture type and switch to using the ELF
machine. This includes the addition of minimal instruction parsing in
perf script for architectures other than x86, or x86 when
cross-platform.

Note: this series will conflict with the e_flags series:
https://lore.kernel.org/lkml/20260123222209.1181249-1-irogers@google.com/
that adds an additional out argument to thread__e_machine. In all the
cases here that argument should be NULL. So:
  thread__e_machine(thread, machine)
becomes:
  thread__e_machine(thread, machine, /*e_flags=*/NULL)

Ian Rogers (3):
  perf script: Fix script_fetch_insn for more than just x86
  perf callchain: Switch callchain_param_setup from an arch to an
    e_machine
  perf thread-stack: Switch thread_stack__init to use e_machine

 tools/perf/arch/x86/util/Build                |  1 -
 tools/perf/arch/x86/util/archinsn.c           | 27 -------
 tools/perf/builtin-report.c                   |  6 +-
 tools/perf/builtin-script.c                   | 20 +-----
 .../scripts/python/Perf-Trace-Util/Context.c  |  2 +-
 tools/perf/tests/dlfilter-test.c              |  1 -
 tools/perf/util/archinsn.h                    | 12 ----
 tools/perf/util/callchain.c                   |  5 +-
 tools/perf/util/callchain.h                   |  2 +-
 tools/perf/util/dlfilter.c                    |  3 +-
 tools/perf/util/sample.c                      | 71 +++++++++++++++++++
 tools/perf/util/sample.h                      |  7 ++
 tools/perf/util/thread-stack.c                |  4 +-
 tools/perf/util/trace-event-scripting.c       | 16 -----
 tools/perf/util/trace-event.h                 |  3 -
 15 files changed, 91 insertions(+), 89 deletions(-)
 delete mode 100644 tools/perf/arch/x86/util/archinsn.c
 delete mode 100644 tools/perf/util/archinsn.h

-- 
2.52.0.457.g6b5491de43-goog


             reply	other threads:[~2026-01-24  0:16 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-24  0:16 Ian Rogers [this message]
2026-01-24  0:16 ` [PATCH v1 1/3] perf script: Fix script_fetch_insn for more than just x86 Ian Rogers
2026-01-24  0:16 ` [PATCH v1 2/3] perf callchain: Switch callchain_param_setup from an arch to an e_machine Ian Rogers
2026-01-24  0:16 ` [PATCH v1 3/3] perf thread-stack: Switch thread_stack__init to use e_machine Ian Rogers
2026-01-26 20:52 ` [PATCH v1 0/3] perf more ELF machine usage Arnaldo Carvalho de Melo
2026-01-26 20:53   ` Arnaldo Carvalho de Melo
2026-01-26 21:35     ` Arnaldo Carvalho de Melo
2026-01-26 22:07       ` Ian Rogers

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