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perf annotate: Allow objdump to be set in perfconfig 

Allow the setting of the objdump command in the perfconfig. Update man
page for this new option.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: German Gomez <german.gomez@arm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sandipan Das <sandipan.das@amd.com>
Cc: Tom Rix <trix@redhat.com>
Cc: llvm@lists.linux.dev
Link: https://lore.kernel.org/r/20230328235543.1082207-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2023-03-28 16:55:42 -07:00 committed by Arnaldo Carvalho de Melo
parent 56d9117c50
commit 0b02b47e71
2 changed files with 10 additions and 1 deletions
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5
tools/perf/Documentation/perf-config.txt
View File

@ -250,7 +250,10 @@ annotate.*::
These are in control of addresses, jump function, source code
in lines of assembly code from a specific program.
annotate.disassembler_style:
annotate.objdump::
objdump binary to use for disassembly and annotations.
annotate.disassembler_style::
Use this to change the default disassembler style to some other value
supported by binutils, such as "intel", see the '-M' option help in the
'objdump' man page.

6
tools/perf/util/annotate.c
View File

@ -3211,6 +3211,12 @@ static int annotation__config(const char *var, const char *value, void *data)
pr_err("Not enough memory for annotate.disassembler_style\n");
return -1;
}
} else if (!strcmp(var, "annotate.objdump")) {
opt->objdump_path = strdup(value);
if (!opt->objdump_path) {
pr_err("Not enough memory for annotate.objdump\n");
return -1;
}
} else if (!strcmp(var, "annotate.demangle")) {
symbol_conf.demangle = perf_config_bool("demangle", value);
} else if (!strcmp(var, "annotate.demangle_kernel")) {