Commit-ID: c657d76f9fb8379cc847d09f1448e4ac151790c7
Gitweb: https://git.kernel.org/tip/c657d76f9fb8379cc847d09f1448e4ac151790c7
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Thu, 24 Jan 2019 15:11:28 +0100
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 25 Jan 2019 15:12:10 +0100
perf bpf: Convert pid_map() to bpf_map()
First user, pid_t as the type, lets see how this goes with the BTF
routines.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Luis Cláudio Gonçalves <lclaudio@xxxxxxxxxx>
Cc: Martin KaFai Lau <kafai@xxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Cc: Yonghong Song <yhs@xxxxxx>
Link: https://lkml.kernel.org/n/tip-56eplvf86r69wt3p35nh805z@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/include/bpf/bpf.h | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/tools/perf/include/bpf/bpf.h b/tools/perf/include/bpf/bpf.h
index 0482028c1d11..5df7ed9d9020 100644
--- a/tools/perf/include/bpf/bpf.h
+++ b/tools/perf/include/bpf/bpf.h
@@ -34,13 +34,7 @@ struct bpf_map SEC("maps") name = { \
* For the current need, 'perf trace --filter-pids', 64 should
* be good enough, but this surely needs to be revisited.
*/
-#define pid_map(name, value_type) \
-struct bpf_map SEC("maps") name = { \
- .type = BPF_MAP_TYPE_HASH, \
- .key_size = sizeof(pid_t), \
- .value_size = sizeof(value_type), \
- .max_entries = 64, \
-}
+#define pid_map(name, value_type) bpf_map(name, HASH, pid_t, value_type, 64)
static int (*bpf_map_update_elem)(struct bpf_map *map, void *key, void *value, u64 flags) = (void *)BPF_FUNC_map_update_elem;
static void *(*bpf_map_lookup_elem)(struct bpf_map *map, void *key) = (void *)BPF_FUNC_map_lookup_elem;
|