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perf report: Introduce --ignore-vmlinux command line option

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We've had this in 'perf top' for quite a while, useful if one wishes
to force using /proc/kcore to do annotation using the patched kernel
instead of the ELF image it started from, aka vmlinux.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-ircpvox4wzsv7gasrpb28fw9@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-03-16 16:27:04 -03:00
parent be316409e9
commit 91340c5184
2 changed files with 5 additions and 0 deletions
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3
tools/perf/Documentation/perf-report.txt
View File

@ -296,6 +296,9 @@ OPTIONS
--vmlinux=<file>::
vmlinux pathname
--ignore-vmlinux::
Ignore vmlinux files.
--kallsyms=<file>::
kallsyms pathname

2
tools/perf/builtin-report.c
View File

@ -1018,6 +1018,8 @@ int cmd_report(int argc, const char **argv)
OPT_BOOLEAN(0, "mmaps", &report.mmaps_mode, "Display recorded tasks memory maps"),
OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
"file", "vmlinux pathname"),
OPT_BOOLEAN(0, "ignore-vmlinux", &symbol_conf.ignore_vmlinux,
"don't load vmlinux even if found"),
OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
"file", "kallsyms pathname"),
OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),