diff options
| author |   Adrian Hunter <adrian.hunter@intel.com> | 2022-05-17 16:10:06 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-23 10:18:06 -0300 |
| commit | a088031c4998297c86a06d925cc0f38508205950 (patch) | |
| tree | 92dd5cccf3a4c3a6484193f23fe3a98a85e5bf6d | |
| parent | perf vendors events arm64: Update Cortex A57/A72 (diff) | |
| download | linux-dev-a088031c4998297c86a06d925cc0f38508205950.tar.xz linux-dev-a088031c4998297c86a06d925cc0f38508205950.zip | |
perf tools: Add machine to machines back pointer
When dealing with guest machines, it can be necessary to get a reference
to the host machine. Add a machines pointer to struct machine to make that
possible.
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/20220517131011.6117-2-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/machine.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/machine.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 95391236f5f6..e96f6ea4fd82 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -299,6 +299,8 @@ struct machine *machines__add(struct machines *machines, pid_t pid, rb_link_node(&machine->rb_node, parent, p); rb_insert_color_cached(&machine->rb_node, &machines->guests, leftmost); + machine->machines = machines; + return machine; } diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h index 2b9fb34a38ca..a5e479b8df5b 100644 --- a/tools/perf/util/machine.h +++ b/tools/perf/util/machine.h @@ -18,6 +18,7 @@ struct symbol; struct target; struct thread; union perf_event; +struct machines; /* Native host kernel uses -1 as pid index in machine */ #define HOST_KERNEL_ID (-1) @@ -59,6 +60,7 @@ struct machine { void *priv; u64 db_id; }; + struct machines *machines; bool trampolines_mapped; }; |