[PATCH 26/66] libperf: Add 'cpu' to struct perf_mmap

Arnaldo Carvalho de Melo
2019-09-26T00:34:40Z

Move 'cpu' from tools/perf's mmap to libperf's perf_mmap struct.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-14-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/include/internal/mmap.h | 1 +
tools/perf/util/mmap.c | 8 ++++----
tools/perf/util/mmap.h | 1 -
tools/perf/util/python.c | 2 +-
4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/perf/lib/include/internal/mmap.h b/tools/perf/lib/include/internal/mmap.h
index 892cbd401d8d..f7d1809fa34c 100644
--- a/tools/perf/lib/include/internal/mmap.h
+++ b/tools/perf/lib/include/internal/mmap.h
@@ -11,6 +11,7 @@ struct perf_mmap {
void *base;
int mask;
int fd;
+ int cpu;
};

#endif /* __LIBPERF_INTERNAL_MMAP_H */
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 40bf124cb658..dc8320891344 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -256,7 +256,7 @@ static int perf_mmap__aio_mmap(struct mmap *map, struct mmap_params *mp)
pr_debug2("failed to allocate data buffer area, error %m");
return -1;
}
- ret = perf_mmap__aio_bind(map, i, map->cpu, mp->affinity);
+ ret = perf_mmap__aio_bind(map, i, map->core.cpu, mp->affinity);
if (ret == -1)
return -1;
/*
@@ -347,9 +347,9 @@ static void perf_mmap__setup_affinity_mask(struct mmap *map, struct mmap_params
{
CPU_ZERO(&map->affinity_mask);
if (mp->affinity == PERF_AFFINITY_NODE && cpu__max_node() > 1)
- build_node_mask(cpu__get_node(map->cpu), &map->affinity_mask);
+ build_node_mask(cpu__get_node(map->core.cpu), &map->affinity_mask);
else if (mp->affinity == PERF_AFFINITY_CPU)
- CPU_SET(map->cpu, &map->affinity_mask);
+ CPU_SET(map->core.cpu, &map->affinity_mask);
}

int perf_mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu)
@@ -379,7 +379,7 @@ int perf_mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu)
return -1;
}
map->core.fd = fd;
- map->cpu = cpu;
+ map->core.cpu = cpu;

perf_mmap__setup_affinity_mask(map, mp);

diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index de991194af8d..8ab779c98f4d 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -22,7 +22,6 @@ struct aiocb;
*/
struct mmap {
struct perf_mmap core;
- int cpu;
refcount_t refcnt;
u64 prev;
u64 start;
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index 60a6b6e8e176..ba4085d7ae9f 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -991,7 +991,7 @@ static struct mmap *get_md(struct evlist *evlist, int cpu)
for (i = 0; i < evlist->nr_mmaps; i++) {
struct mmap *md = &evlist->mmap[i];

- if (md->cpu == cpu)
+ if (md->core.cpu == cpu)
return md;
}

--
2.21.0