)]}'
{
  "commit": "f7d9642a04bf5dc1f7b70bc11c8b674f72c98bbb",
  "tree": "9a3c7b98f900be24ea615e7830d26b8210a26b71",
  "parents": [
    "1fa5da6cff43dc1155f30185cb943fbc2e2c2bf6"
  ],
  "author": {
    "name": "Lei Zhang",
    "email": "antiagainst@google.com",
    "time": "Sun Jun 11 10:10:42 2023 -0700"
  },
  "committer": {
    "name": "Lei Zhang",
    "email": "antiagainst@google.com",
    "time": "Tue Jun 13 21:17:32 2023 -0700"
  },
  "message": "[metal] Use the last command buffer for semaphore signaling\n\nThis is an performance improvement over the previous case where\nwe always create a new command buffer for semaphore signaling.\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "a457343e34bd6a9bee4b3861cc4945452cb2ef16",
      "old_mode": 33188,
      "old_path": "experimental/metal/metal_device.m",
      "new_id": "ba11534f369a3921acdcd6e643b850b7ea26d5a4",
      "new_mode": 33188,
      "new_path": "experimental/metal/metal_device.m"
    }
  ]
}