Reduce the Vulkan interop buffer kernel workgroup size to 128

Vulkan guarantees 128 is always supported. Relates to #1828 Signed-off-by: Kevin Petit <kevin.petit@arm.com>
KhronosGroup · Nov 22, 2023 · 8ecb227 · 8ecb227
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commit 8ecb227
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diff --git a/test_conformance/vulkan/shaders/buffer.comp b/test_conformance/vulkan/shaders/buffer.comp
@@ -15,7 +15,7 @@ layout(binding = 1) buffer Buffer
 {
   uint8_t ptr[];
 } bufferPtrList[MAX_BUFFERS];
-layout(local_size_x = 256) in;
+layout(local_size_x = 128) in;
 void main() {
     for (uint32_t bufIdx = 0; bufIdx < numBuffers; bufIdx++) {
         uint32_t ptrIdx = gl_GlobalInvocationID.x;

diff --git a/test_conformance/vulkan/shaders/buffer.spv b/test_conformance/vulkan/shaders/buffer.spv