{
  "id": 4011461,
  "title": "[$] The \"rnull\" Rust block driver",
  "url": "https://urgent.news/2026/08/28/the-rnull-rust-block-driver",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-08-28T18:26:23.000Z",
  "source": {
    "name": "LWN",
    "slug": "lwn",
    "url": "https://lwn.net/Articles/1090378/"
  },
  "original_language": "en",
  "account": null,
  "summary": "The null block driver ( null_blk ) is a small driver that is mostly useful for benchmarking block-layer implementations. It accepts all requests and marks them complete as quickly as possible, doing as little work as possible. In June 2026, Andreas Hindborg shared a patch set implementing the same functionality in Rust, in order to show that a simple block driver is now possible to write using…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}