)]}'
{
  "commit": "a39722034ae37f80a1803bf781fe3fe1b03e20bc",
  "tree": "fb7ef719d745e28678d73f884108f4cb2ef79171",
  "parents": [
    "d6afe27bfff30fbec2cca6ad5626c22f4094d770"
  ],
  "author": {
    "name": "Nick Piggin",
    "email": "nickpiggin@yahoo.com.au",
    "time": "Thu Jul 07 17:56:56 2005 -0700"
  },
  "committer": {
    "name": "Linus Torvalds",
    "email": "torvalds@g5.osdl.org",
    "time": "Thu Jul 07 18:23:45 2005 -0700"
  },
  "message": "[PATCH] page_uptodate locking scalability\n\nUse a bit spin lock in the first buffer of the page to synchronise asynch\nIO buffer completions, instead of the global page_uptodate_lock, which is\nshowing some scalabilty problems.\n\nSigned-off-by: Nick Piggin \u003cnickpiggin@yahoo.com.au\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "561e63a149667abafef2c92aabe287e0eae2f27d",
      "old_mode": 33188,
      "old_path": "fs/buffer.c",
      "new_id": "6a25d7df89b176db6bb7163517538476398a9af4",
      "new_mode": 33188,
      "new_path": "fs/buffer.c"
    },
    {
      "type": "modify",
      "old_id": "802c91e9b3da8b19c91f0a16c774a9bee342acee",
      "old_mode": 33188,
      "old_path": "include/linux/buffer_head.h",
      "new_id": "90828493791f1d996ed3dc5e39c43219daf747e1",
      "new_mode": 33188,
      "new_path": "include/linux/buffer_head.h"
    }
  ]
}