From 2d44f8e3568dfa33881b01f67208f069641b357a Mon Sep 17 00:00:00 2001
From: biondizzle <biondizzle@gmail.com>
Date: Thu, 28 May 2026 15:02:00 +0000
Subject: [PATCH] Debug: check if HD=64 kernel starts

---
 tests/unit/test_fmha_hd64_smem_p.cu | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/unit/test_fmha_hd64_smem_p.cu b/tests/unit/test_fmha_hd64_smem_p.cu
index 07a7607c..9a9dda5b 100644
--- a/tests/unit/test_fmha_hd64_smem_p.cu
+++ b/tests/unit/test_fmha_hd64_smem_p.cu
@@ -32,6 +32,7 @@ __global__ void __launch_bounds__(128)
 test_fmha_hd64_smem_p(const bf16_t* q, const bf16_t* k, const bf16_t* v,
                        bf16_t* o_out, float* o_scalar, float scale)
 {
+    if (tid == 0) printf("Kernel started! smem_buf=%p\n", sbuf);
     const int tid = threadIdx.x, wid = tid / 32, lane = tid % 32;
 
     extern __shared__ char sbuf[];