From: Aleksei Nikiforov <redacted>
Date: Thu, 22 Jan 2026 00:16:21 +0000 (+0100)
Subject: ggml-zdnn : mark zDNN buffers as non-host (llama/18967)
X-Git-Tag: upstream/1.8.3+155~125
X-Git-Url: https://git.djapps.eu/?a=commitdiff_plain;h=55927d42eff4a46e4a63db9ed201258f52f6bba2;p=pkg%2Fggml%2Fsources%2Fwhisper.cpp

ggml-zdnn : mark zDNN buffers as non-host (llama/18967)

While buffers reside in host memory,
additional transformation is needed to use buffers with zDNN.

Fixes #18848
---

diff --git a/ggml/src/ggml-zdnn/ggml-zdnn.cpp b/ggml/src/ggml-zdnn/ggml-zdnn.cpp
index 906d2541..9b6938ab 100644
--- a/ggml/src/ggml-zdnn/ggml-zdnn.cpp
+++ b/ggml/src/ggml-zdnn/ggml-zdnn.cpp
@@ -372,7 +372,8 @@ static size_t ggml_backend_zdnn_buffer_type_get_alignment(ggml_backend_buffer_ty
 }
 
 static bool ggml_backend_zdnn_buffer_type_is_host(ggml_backend_buffer_type_t buft) {
-    return true;
+    /* while it resides in host memory, additional transformation is needed */
+    return false;
 
     GGML_UNUSED(buft);
 }