Messages in this thread Patch in this message | | | Date | Tue, 24 Mar 2015 09:36:07 -0700 | From | tip-bot for David Ahern <> | Subject | [tip:perf/core] perf diff: Add kallsyms option |
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Commit-ID: 6b1f342354d45c651cabd2ae0f61f55846f33e10 Gitweb: http://git.kernel.org/tip/6b1f342354d45c651cabd2ae0f61f55846f33e10 Author: David Ahern <dsahern@gmail.com> AuthorDate: Tue, 24 Mar 2015 09:51:57 -0600 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Tue, 24 Mar 2015 13:01:54 -0300
perf diff: Add kallsyms option
Required for off-box analysis to convert kernel addresses.
Signed-off-by: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1427212317-7018-1-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/Documentation/perf-diff.txt | 3 +++ tools/perf/builtin-diff.c | 2 ++ 2 files changed, 5 insertions(+)
diff --git a/tools/perf/Documentation/perf-diff.txt b/tools/perf/Documentation/perf-diff.txt index 5182661..d1deb57 100644 --- a/tools/perf/Documentation/perf-diff.txt +++ b/tools/perf/Documentation/perf-diff.txt @@ -31,6 +31,9 @@ OPTIONS --dump-raw-trace:: Dump raw trace in ASCII. +--kallsyms=<file>:: + kallsyms pathname + -m:: --modules:: Load module symbols. WARNING: use only with -k and LIVE kernel diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index 473887d..df6307b 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -791,6 +791,8 @@ static const struct option options[] = { OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, "dump raw trace in ASCII"), OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), + OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, + "file", "kallsyms pathname"), OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, "load module symbols - WARNING: use only with -k and LIVE kernel"), OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
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