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-rw-r--r--tools/lib/bpf/libbpf.c22
-rw-r--r--tools/lib/bpf/libbpf.h1
2 files changed, 15 insertions, 8 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 9cb99d1e2385..1d02ba7f11b4 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -10676,10 +10676,10 @@ struct bpf_link *bpf_map__attach_struct_ops(const struct bpf_map *map)
return link;
}
-enum bpf_perf_event_ret
-bpf_perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size,
- void **copy_mem, size_t *copy_size,
- bpf_perf_event_print_t fn, void *private_data)
+static enum bpf_perf_event_ret
+perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size,
+ void **copy_mem, size_t *copy_size,
+ bpf_perf_event_print_t fn, void *private_data)
{
struct perf_event_mmap_page *header = mmap_mem;
__u64 data_head = ring_buffer_read_head(header);
@@ -10724,6 +10724,12 @@ bpf_perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size,
return libbpf_err(ret);
}
+__attribute__((alias("perf_event_read_simple")))
+enum bpf_perf_event_ret
+bpf_perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size,
+ void **copy_mem, size_t *copy_size,
+ bpf_perf_event_print_t fn, void *private_data);
+
struct perf_buffer;
struct perf_buffer_params {
@@ -11132,10 +11138,10 @@ static int perf_buffer__process_records(struct perf_buffer *pb,
{
enum bpf_perf_event_ret ret;
- ret = bpf_perf_event_read_simple(cpu_buf->base, pb->mmap_size,
- pb->page_size, &cpu_buf->buf,
- &cpu_buf->buf_size,
- perf_buffer__process_record, cpu_buf);
+ ret = perf_event_read_simple(cpu_buf->base, pb->mmap_size,
+ pb->page_size, &cpu_buf->buf,
+ &cpu_buf->buf_size,
+ perf_buffer__process_record, cpu_buf);
if (ret != LIBBPF_PERF_EVENT_CONT)
return ret;
return 0;
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 85dfef88b3d2..ddf1cc9e7803 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -1026,6 +1026,7 @@ LIBBPF_API int perf_buffer__buffer_fd(const struct perf_buffer *pb, size_t buf_i
typedef enum bpf_perf_event_ret
(*bpf_perf_event_print_t)(struct perf_event_header *hdr,
void *private_data);
+LIBBPF_DEPRECATED_SINCE(0, 8, "use perf_buffer__poll() or perf_buffer__consume() instead")
LIBBPF_API enum bpf_perf_event_ret
bpf_perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size,
void **copy_mem, size_t *copy_size,