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| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-05-17 15:10:10 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-23 15:19:15 +0200 |
| commit | 512a09fb96563b848e4a089e9a86f21052a2db5b (patch) | |
| tree | a5d3c1efbae7ddba128db19d1aa539c8c0abf890 | |
| parent | perf script: Add guest_code support (diff) | |
| download | linux-512a09fb96563b848e4a089e9a86f21052a2db5b.tar.xz linux-512a09fb96563b848e4a089e9a86f21052a2db5b.zip | |
perf kvm report: Add guest_code support
Add an option to indicate that guest code can be found in the hypervisor
process.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: kvm@vger.kernel.org
Link: https://lore.kernel.org/r/20220517131011.6117-6-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/Documentation/perf-kvm.txt | 3 | ||||
| -rw-r--r-- | tools/perf/builtin-kvm.c | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt index cf95baef7b61..83c742adf86e 100644 --- a/tools/perf/Documentation/perf-kvm.txt +++ b/tools/perf/Documentation/perf-kvm.txt @@ -94,6 +94,9 @@ OPTIONS kernel module information. Users copy it out from guest os. --guestvmlinux=<path>:: Guest os kernel vmlinux. +--guest-code:: + Indicate that guest code can be found in the hypervisor process, + which is a common case for KVM test programs. -v:: --verbose:: Be more verbose (show counter open errors, etc). diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index 2fa687f73e5e..3696ae97f149 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -1603,6 +1603,8 @@ int cmd_kvm(int argc, const char **argv) "file", "file saving guest os /proc/kallsyms"), OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules, "file", "file saving guest os /proc/modules"), + OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code, + "Guest code can be found in hypervisor process"), OPT_INCR('v', "verbose", &verbose, "be more verbose (show counter open errors, etc)"), OPT_END() |