)]}'
{
  "log": [
    {
      "commit": "a66cc28f53a7e9679dedb2bc66ddb0e0c6bdd0ee",
      "tree": "0d1037562bd8a47f6e9d31d7ed56e24c7aa98c66",
      "parents": [
        "67e2e2b281812b5caf4923a38aadc6b89e34f064"
      ],
      "author": {
        "name": "Mikulas Patocka",
        "email": "mpatocka@redhat.com",
        "time": "Wed Mar 28 18:41:29 2012 +0100"
      },
      "committer": {
        "name": "Alasdair G Kergon",
        "email": "agk@redhat.com",
        "time": "Wed Mar 28 18:41:29 2012 +0100"
      },
      "message": "dm bufio: prefetch\n\nThis patch introduces a new function dm_bufio_prefetch. It prefetches\nthe specified range of blocks into dm-bufio cache without waiting\nfor i/o completion.\n\nSigned-off-by: Mikulas Patocka \u003cmpatocka@redhat.com\u003e\nSigned-off-by: Alasdair G Kergon \u003cagk@redhat.com\u003e\n"
    },
    {
      "commit": "95d402f057f2e208e4631893f6cd4a59c7c05e41",
      "tree": "4edb6c01f62689617ee3098104c135ef2c43f0e2",
      "parents": [
        "3cf2e4ba74ca1bf5d8ad26cd18592f02b32964f5"
      ],
      "author": {
        "name": "Mikulas Patocka",
        "email": "mpatocka@redhat.com",
        "time": "Mon Oct 31 20:19:09 2011 +0000"
      },
      "committer": {
        "name": "Alasdair G Kergon",
        "email": "agk@redhat.com",
        "time": "Mon Oct 31 20:19:09 2011 +0000"
      },
      "message": "dm: add bufio\n\nThe dm-bufio interface allows you to do cached I/O on devices,\nholding recently-read blocks in memory and performing delayed writes.\n\nWe don\u0027t use buffer cache or page cache already present in the kernel, because:\n* we need to handle block sizes larger than a page\n* we can\u0027t allocate memory to perform reads or we\u0027d have deadlocks\n\nCurrently, when a cache is required, we limit its size to a fraction of\navailable memory.  Usage can be viewed and changed in\n/sys/module/dm_bufio/parameters/ .\n\nThe first user is thin provisioning, but more dm users are planned.\n\nSigned-off-by: Mikulas Patocka \u003cmpatocka@redhat.com\u003e\nSigned-off-by: Alasdair G Kergon \u003cagk@redhat.com\u003e\n"
    }
  ]
}