diff options
| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-10-31 15:22:24 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-07 08:30:18 -0300 |
| commit | 93730f85eb37d9cf592c18dad7e488abed09b461 (patch) | |
| tree | df7f50500f9185340fdbbb5c5deac198d6d9b101 /tools/perf/util/machine.c | |
| parent | perf symbols: Remove needless checks for map->groups->machine (diff) | |
| download | linux-dev-93730f85eb37d9cf592c18dad7e488abed09b461.tar.xz linux-dev-93730f85eb37d9cf592c18dad7e488abed09b461.zip | |
perf machine: Add kernel_dso() method
To reduce boilerplate in some places.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-9s1bgoxxhlnu037e1nqx0tw3@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/machine.c')
| -rw-r--r-- | tools/perf/util/machine.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 24d9e284daad..e768ef24633f 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -42,6 +42,11 @@ static void __machine__remove_thread(struct machine *machine, struct thread *th, bool lock); +static struct dso *machine__kernel_dso(struct machine *machine) +{ + return machine->vmlinux_map->dso; +} + static void dsos__init(struct dsos *dsos) { INIT_LIST_HEAD(&dsos->head); @@ -861,7 +866,7 @@ size_t machine__fprintf_vmlinux_path(struct machine *machine, FILE *fp) { int i; size_t printed = 0; - struct dso *kdso = machine__kernel_map(machine)->dso; + struct dso *kdso = machine__kernel_dso(machine); if (kdso->has_build_id) { char filename[PATH_MAX]; @@ -1543,8 +1548,7 @@ static bool perf_event__is_extra_kernel_mmap(struct machine *machine, static int machine__process_extra_kernel_map(struct machine *machine, union perf_event *event) { - struct map *kernel_map = machine__kernel_map(machine); - struct dso *kernel = kernel_map ? kernel_map->dso : NULL; + struct dso *kernel = machine__kernel_dso(machine); struct extra_kernel_map xm = { .start = event->mmap.start, .end = event->mmap.start + event->mmap.len, |