)]}'
{
  "commit": "abeb03e022fb22e937805857bab2c9c67289975e",
  "tree": "b4cbab4c23004f43442babc5cc5245d9bec7183f",
  "parents": [
    "d67fdadd6b612631df76a97cbdfa54b444d2240b"
  ],
  "author": {
    "name": "Jiawei Shao",
    "email": "jiawei.shao@intel.com",
    "time": "Thu Nov 20 21:23:59 2025 -0800"
  },
  "committer": {
    "name": "Dawn LUCI CQ",
    "email": "dawn-scoped@luci-project-accounts.iam.gserviceaccount.com",
    "time": "Thu Nov 20 21:23:59 2025 -0800"
  },
  "message": "[Vulkan] Add a toggle to disable ALLOW_VARYING_SUBGROUP_SIZE_BIT\n\nThis patch adds a toggle to disable the use of the flag\n\"VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT\"\nto investigate a performance regression issue. On some platforms\nusing this bit may cause the driver to generate less performant\nGPU instructions.\n\nBug: 410595996, 365910276\nChange-Id: I13588cee9cf86ee7bf7291ff74ccb1281bf34844\nReviewed-on: https://dawn-review.googlesource.com/c/dawn/+/275374\nCommit-Queue: Shao, Jiawei \u003cjiawei.shao@intel.com\u003e\nReviewed-by: Corentin Wallez \u003ccwallez@chromium.org\u003e\nReviewed-by: Loko Kung \u003clokokung@google.com\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "8cca76dc3f792e2065492103ad0bf3643a197f52",
      "old_mode": 33188,
      "old_path": "src/dawn/native/Toggles.cpp",
      "new_id": "af7da98587f0087d5f06e09735c3c5686a2b4d09",
      "new_mode": 33188,
      "new_path": "src/dawn/native/Toggles.cpp"
    },
    {
      "type": "modify",
      "old_id": "13bf92b171341347bb7cfed83481e7b4e30179c6",
      "old_mode": 33188,
      "old_path": "src/dawn/native/Toggles.h",
      "new_id": "d663bbbcb643191c72955eeefd07f3afc46a4c63",
      "new_mode": 33188,
      "new_path": "src/dawn/native/Toggles.h"
    },
    {
      "type": "modify",
      "old_id": "906953988b735fd2afaaf1a92bdca162c280b6c1",
      "old_mode": 33188,
      "old_path": "src/dawn/native/vulkan/ComputePipelineVk.cpp",
      "new_id": "240ef6b13428b8e067e085829e0b06f79e75cbb3",
      "new_mode": 33188,
      "new_path": "src/dawn/native/vulkan/ComputePipelineVk.cpp"
    }
  ]
}