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-rw-r--r--samples/bpf/libbpf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/samples/bpf/libbpf.c b/samples/bpf/libbpf.c
index ff65044..17bb520 100644
--- a/samples/bpf/libbpf.c
+++ b/samples/bpf/libbpf.c
@@ -27,12 +27,13 @@ int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size,
return syscall(__NR_bpf, BPF_MAP_CREATE, &attr, sizeof(attr));
}
-int bpf_update_elem(int fd, void *key, void *value)
+int bpf_update_elem(int fd, void *key, void *value, unsigned long long flags)
{
union bpf_attr attr = {
.map_fd = fd,
.key = ptr_to_u64(key),
.value = ptr_to_u64(value),
+ .flags = flags,
};
return syscall(__NR_bpf, BPF_MAP_UPDATE_ELEM, &attr, sizeof(attr));
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