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-rw-r--r--tools/lib/bpf/usdt.bpf.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/lib/bpf/usdt.bpf.h b/tools/lib/bpf/usdt.bpf.h
index 420d743734e1..881a2422a8ef 100644
--- a/tools/lib/bpf/usdt.bpf.h
+++ b/tools/lib/bpf/usdt.bpf.h
@@ -177,6 +177,9 @@ int bpf_usdt_arg(struct pt_regs *ctx, __u64 arg_num, long *res)
err = bpf_probe_read_user(&val, sizeof(val), (void *)val + arg_spec->val_off);
if (err)
return err;
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+ val >>= arg_spec->arg_bitshift;
+#endif
break;
default:
return -EINVAL;