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-rw-r--r--include/linux/bpf.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index d7b43e73fe87..9adfef694a25 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -13,6 +13,7 @@
#include <linux/percpu.h>
#include <linux/err.h>
+struct perf_event;
struct bpf_map;
/* map is generic key/value storage optionally accesible by eBPF programs */
@@ -166,8 +167,16 @@ struct bpf_array {
void __percpu *pptrs[0] __aligned(8);
};
};
+
#define MAX_TAIL_CALL_CNT 32
+struct bpf_event_entry {
+ struct perf_event *event;
+ struct file *perf_file;
+ struct file *map_file;
+ struct rcu_head rcu;
+};
+
u64 bpf_tail_call(u64 ctx, u64 r2, u64 index, u64 r4, u64 r5);
u64 bpf_get_stackid(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);