From 3fa6c53cbba257f624c950396c3597ec95366857 Mon Sep 17 00:00:00 2001
From: Mathieu Baudier <mbaudier@argeo.org>
Date: Sun, 12 Oct 2025 10:52:36 +0200
Subject: [PATCH 1/2] ci: build Vulkan on Ubuntu with default packages

---
 .github/workflows/build.yml | 42 +++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8d6ba5f9f366f..6fee5463a7756 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -387,6 +387,48 @@ jobs:
           cd build
           ctest -L main --verbose
 
+  ubuntu-24-cmake-vulkan-deb:
+    runs-on: ubuntu-24.04
+
+    steps:
+      - name: Clone
+        id: checkout
+        uses: actions/checkout@v4
+
+      - name: ccache
+        uses: ggml-org/ccache-action@v1.2.16
+        with:
+          key: ubuntu-24-cmake-vulkan-deb
+          evict-old-files: 1d
+
+      - name: Dependencies
+        id: depends
+        run: |
+          sudo apt-get install -y glslc libvulkan-dev libcurl4-openssl-dev
+
+      - name: Configure
+        id: cmake_configure
+        run: |
+          cmake -B build \
+            -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+            -DGGML_BACKEND_DL=ON \
+            -DGGML_CPU_ALL_VARIANTS=ON \
+            -DGGML_VULKAN=ON
+
+      - name: Build
+        id: cmake_build
+        run: |
+          cmake --build build -j $(nproc)
+
+      - name: Test
+        id: cmake_test
+        run: |
+          cd build
+          export GGML_VK_VISIBLE_DEVICES=0
+          export GGML_VK_DISABLE_F16=1
+          # This is using llvmpipe and runs slower than other backends
+          ctest -L main --verbose --timeout 4200
+
   ubuntu-24-cmake-vulkan:
     runs-on: ubuntu-24.04
 

From b7a84d44860fb7ac54e85853f15307f89d33bed5 Mon Sep 17 00:00:00 2001
From: Mathieu Baudier <mbaudier@argeo.org>
Date: Sun, 12 Oct 2025 13:36:38 +0200
Subject: [PATCH 2/2] ci: disable tests in Vulkan build with default Ubuntu
 packages

---
 .github/workflows/build.yml | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6fee5463a7756..fe86863893600 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -420,15 +420,6 @@ jobs:
         run: |
           cmake --build build -j $(nproc)
 
-      - name: Test
-        id: cmake_test
-        run: |
-          cd build
-          export GGML_VK_VISIBLE_DEVICES=0
-          export GGML_VK_DISABLE_F16=1
-          # This is using llvmpipe and runs slower than other backends
-          ctest -L main --verbose --timeout 4200
-
   ubuntu-24-cmake-vulkan:
     runs-on: ubuntu-24.04