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The dc6d2bc2d893a878 ("perf sample: Make user_regs and intr_regs optional") misses
the changes to a file, resulting in this problem:
$ make LIBUNWIND=1 -C tools/perf O=/tmp/build/perf-tools-next install-bin
<SNIP>
CC /tmp/build/perf-tools-next/util/unwind-libunwind-local.o
CC /tmp/build/perf-tools-next/util/unwind-libunwind.o
<SNIP>
util/unwind-libunwind-local.c: In function ‘access_mem’:
util/unwind-libunwind-local.c:582:56: error: ‘ui->sample->user_regs’ is a pointer; did you mean to use ‘->’?
582 | if (__write || !stack || !ui->sample->user_regs.regs) {
| ^
| ->
util/unwind-libunwind-local.c:587:38: error: passing argument 2 of ‘perf_reg_value’ from incompatible pointer type [-Wincompatible-pointer-types]
587 | ret = perf_reg_value(&start, &ui->sample->user_regs,
| ^~~~~~~~~~~~~~~~~~~~~~
| |
| struct regs_dump **
<SNIP>
⬢ [acme@toolbox perf-tools-next]$ git bisect bad
dc6d2bc2d893a878e7b58578ff01b4738708deb4 is the first bad commit
commit dc6d2bc2d893a878e7b58578ff01b4738708deb4 (HEAD)
Author: Ian Rogers <irogers@google.com>
Date: Mon Jan 13 11:43:45 2025 -0800
perf sample: Make user_regs and intr_regs optional
Detected using:
make -C tools/perf build-test
Fixes: dc6d2bc2d893a878 ("perf sample: Make user_regs and intr_regs optional")
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ian Rogers <irogers@google.com>
Link: https://lore.kernel.org/r/20250313033121.758978-1-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>