)]}'
{
  "commit": "46151122e0a2e80e5a6b2889f595e371fe2b600d",
  "tree": "61ab1993c1a94765327aeba3b36924b88b81e68f",
  "parents": [
    "bf726eab3711cf192405d21688a4b21e07b6188a"
  ],
  "author": {
    "name": "Mike Galbraith",
    "email": "efault@gmx.de",
    "time": "Thu May 08 17:00:42 2008 +0200"
  },
  "committer": {
    "name": "Ingo Molnar",
    "email": "mingo@elte.hu",
    "time": "Thu May 08 17:00:42 2008 +0200"
  },
  "message": "sched: fix weight calculations\n\nThe conversion between virtual and real time is as follows:\n\n  dvt \u003d rw/w * dt \u003c\u003d\u003e dt \u003d w/rw * dvt\n\nSince we want the fair sleeper granularity to be in real time, we actually\nneed to do:\n\n  dvt \u003d - rw/w * l\n\nThis bug could be related to the regression reported by Yanmin Zhang:\n\n| Comparing with kernel 2.6.25, sysbench+mysql(oltp, readonly) has lots\n| of regressions with 2.6.26-rc1:\n|\n| 1) 8-core stoakley: 28%;\n| 2) 16-core tigerton: 20%;\n| 3) Itanium Montvale: 50%.\n\nReported-by: \"Zhang, Yanmin\" \u003cyanmin_zhang@linux.intel.com\u003e\nSigned-off-by: Mike Galbraith \u003cefault@gmx.de\u003e\nSigned-off-by: Peter Zijlstra \u003ca.p.zijlstra@chello.nl\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "c863663d204d9db21838e427950ac13e6d731ebc",
      "old_mode": 33188,
      "old_path": "kernel/sched_fair.c",
      "new_id": "e24ecd39c4b8aec9786d0ab3df0a01ad6dcba08d",
      "new_mode": 33188,
      "new_path": "kernel/sched_fair.c"
    }
  ]
}