)]}'
{
  "log": [
    {
      "commit": "42dad7647aec49b3ad20dd0cb832b232a6ae514f",
      "tree": "b70d4cb7706f2647e65426e24f078ddf14d6e139",
      "parents": [
        "097102c2d04974bdfcfa16a5f3062d499842139c"
      ],
      "author": {
        "name": "Jerome Marchand",
        "email": "jmarchan@redhat.com",
        "time": "Wed Apr 22 14:01:49 2009 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Fri Apr 24 08:54:21 2009 +0200"
      },
      "message": "block: simplify I/O stat accounting\n\nThis simplifies I/O stat accounting switching code and separates it\ncompletely from I/O scheduler switch code.\n\nRequests are accounted according to the state of their request queue\nat the time of the request allocation. There is no need anymore to\nflush the request queue when switching I/O accounting state.\n\nSigned-off-by: Jerome Marchand \u003cjmarchan@redhat.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "f600abe2de81628c40effbb3f8eaf5af0d291e57",
      "tree": "db8e27854110b68bac454d8dc79c756800dc4afb",
      "parents": [
        "8f3d8ba20e67991b531e9c0227dcd1f99271a32c"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Wed Apr 08 14:22:01 2009 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Wed Apr 15 08:28:09 2009 +0200"
      },
      "message": "block: fix bad spelling of quiesce\n\nCredit goes to Andrew Morton for spotting this one.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "26308eab69aa193f7b3fb50764a64ae14544a39b",
      "tree": "758f6100395a23228d042c3a9d6f7dc1922d7530",
      "parents": [
        "6c7e8cee6a9128eeb7f83c3ad1cb243f77f5cb16"
      ],
      "author": {
        "name": "Jerome Marchand",
        "email": "jmarchan@redhat.com",
        "time": "Fri Mar 27 10:31:51 2009 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Apr 07 08:12:38 2009 +0200"
      },
      "message": "block: fix inconsistency in I/O stat accounting code\n\nThis forces in_flight to be zero when turning off or on the I/O stat\naccounting and stops updating I/O stats in attempt_merge() when\naccounting is turned off.\n\nSigned-off-by: Jerome Marchand \u003cjmarchan@redhat.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "6c7e8cee6a9128eeb7f83c3ad1cb243f77f5cb16",
      "tree": "f57ac6ab9e57a4e3317a54d04c39151d3bb942cf",
      "parents": [
        "d508afb437daee7cf07da085b635c44a4ebf9b38"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Fri Mar 27 10:30:47 2009 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Apr 07 08:12:37 2009 +0200"
      },
      "message": "block: elevator quiescing helpers\n\nSimple helper functions to quiesce the request queue. These are\ncurrently only used for switching IO schedulers on-the-fly, but\nwe can use them to properly switch IO accounting on and off as well.\n\nSigned-off-by: Jerome Marchand \u003cjmarchan@redhat.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "c69fc56de1df5769f2ec69c915c7ad5afe63804c",
      "tree": "18cc8d2ad5d6643edf8b73a3a7d26c55b2125d25",
      "parents": [
        "d95c3578120e5bc4784069439f00ccb1b5f87717"
      ],
      "author": {
        "name": "Rusty Russell",
        "email": "rusty@rustcorp.com.au",
        "time": "Fri Mar 13 14:49:46 2009 +1030"
      },
      "committer": {
        "name": "Rusty Russell",
        "email": "rusty@rustcorp.com.au",
        "time": "Fri Mar 13 14:49:46 2009 +1030"
      },
      "message": "cpumask: use topology_core_cpumask/topology_thread_cpumask instead of cpu_core_map/cpu_sibling_map\n\nImpact: cleanup\n\nThis is presumably what those definitions are for, and while all archs\ndefine cpu_core_map/cpu_sibling map, that\u0027s changing (eg. x86 wants to\nchange it to a pointer).\n\nSigned-off-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\n"
    },
    {
      "commit": "fb8ec18c316d869271137c97320dbfd2def56569",
      "tree": "8cf6a84747e10f0cf78a1cb73b1ea69681da0d70",
      "parents": [
        "45c82b5a770be66845687a7d027c8b52946d59af"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Mon Feb 02 08:42:32 2009 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Mon Feb 02 08:42:32 2009 +0100"
      },
      "message": "block: fix oops in blk_queue_io_stat()\n\nSome initial probe requests don\u0027t have disk-\u003equeue mapped yet, so we\ncan\u0027t rely on a non-NULL queue in blk_queue_io_stat(). Wrap it in\nblk_do_io_stat().\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "be4d638c1597580ed2294d899d9f1a2cd10e462c",
      "tree": "2a4800b70c1e2a1249915f74f8e45f62de319457",
      "parents": [
        "9be3eec2c83848a1ca57ebad13c63c95d0df01e2"
      ],
      "author": {
        "name": "Rusty Russell",
        "email": "rusty@rustcorp.com.au",
        "time": "Fri Dec 26 22:23:43 2008 +1030"
      },
      "committer": {
        "name": "Rusty Russell",
        "email": "rusty@rustcorp.com.au",
        "time": "Fri Dec 26 22:23:43 2008 +1030"
      },
      "message": "cpumask: Replace cpu_coregroup_map with cpu_coregroup_mask\n\ncpu_coregroup_map returned a cpumask_t: it\u0027s going away.\n\n(Note, the sched part of this patch won\u0027t apply meaningfully to the\nsched tree, but I\u0027m posting it to show the goal).\n\nSigned-off-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nCc: Jens Axboe \u003caxboe@kernel.dk\u003e\nCc: Ingo Molnar \u003cmingo@redhat.com\u003e\n"
    },
    {
      "commit": "f73e2d13a16cc88c4faa4729967f92bfeec8a142",
      "tree": "6844c0e85b9b4ecdc8f2fc30ce8e7d2152d0c417",
      "parents": [
        "713ada9ba94f2ad874cffd074b83e3dc681ca82f"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Fri Oct 17 14:03:08 2008 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Fri Oct 17 14:03:08 2008 +0200"
      },
      "message": "block: remove __generic_unplug_device() from exports\n\nThe only out-of-core user is IDE, and that should be using\nblk_start_queueing() instead.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "581d4e28d9195aa8b2231383dbabc288988d615e",
      "tree": "093bcac9a538ef67edcf91826f7532bdb88e6248",
      "parents": [
        "0a0d96b03a1f3bfd6bc3ea08008699e8e59fccd9"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Sun Sep 14 05:56:33 2008 -0700"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Thu Oct 09 08:56:17 2008 +0200"
      },
      "message": "block: add fault injection mechanism for faking request timeouts\n\nOnly works for the generic request timer handling. Allows one to\nsporadically ignore request completions, thus exercising the timeout\nhandling.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "242f9dcb8ba6f68fcd217a119a7648a4f69290e9",
      "tree": "1bfe245ffbc50d204d76665cd8f90d85100f86a1",
      "parents": [
        "608aeef17a91747d6303de4df5e2c2e6899a95e8"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Sun Sep 14 05:55:09 2008 -0700"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Thu Oct 09 08:56:13 2008 +0200"
      },
      "message": "block: unify request timeout handling\n\nRight now SCSI and others do their own command timeout handling.\nMove those bits to the block layer.\n\nInstead of having a timer per command, we try to be a bit more clever\nand simply have one per-queue. This avoids the overhead of having to\ntear down and setup a timer for each command, so it will result in a lot\nless timer fiddling.\n\nSigned-off-by: Mike Anderson \u003candmike@linux.vnet.ibm.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "c7c22e4d5c1fdebfac4dba76de7d0338c2b0d832",
      "tree": "ecc3d2517b3471ccc35d4cb4e3b48d4b57205061",
      "parents": [
        "18887ad910e56066233a07fd3cfb2fa11338b782"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Sat Sep 13 20:26:01 2008 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Thu Oct 09 08:56:09 2008 +0200"
      },
      "message": "block: add support for IO CPU affinity\n\nThis patch adds support for controlling the IO completion CPU of\neither all requests on a queue, or on a per-request basis. We export\na sysfs variable (rq_affinity) which, if set, migrates completions\nof requests to the CPU that originally submitted it. A bio helper\n(bio_set_completion_cpu()) is also added, so that queuers can ask\nfor completion on that specific CPU.\n\nIn testing, this has been show to cut the system time by as much\nas 20-40% on synthetic workloads where CPU affinity is desired.\n\nThis requires a little help from the architecture, so it\u0027ll only\nwork as designed for archs that are using the new generic smp\nhelper infrastructure.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "7ba1ba12eeef0aa7113beb16410ef8b7c748e18b",
      "tree": "4629aabe88bf095d58eabd2f451207695bb35b08",
      "parents": [
        "51d654e1d885607a6edd02b337105fa5c28b6d33"
      ],
      "author": {
        "name": "Martin K. Petersen",
        "email": "martin.petersen@oracle.com",
        "time": "Mon Jun 30 20:04:41 2008 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Thu Jul 03 13:21:13 2008 +0200"
      },
      "message": "block: Block layer data integrity support\n\nSome block devices support verifying the integrity of requests by way\nof checksums or other protection information that is submitted along\nwith the I/O.\n\nThis patch implements support for generating and verifying integrity\nmetadata, as well as correctly merging, splitting and cloning bios and\nrequests that have this extra information attached.\n\nSee Documentation/block/data-integrity.txt for more information.\n\nSigned-off-by: Martin K. Petersen \u003cmartin.petersen@oracle.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "2a4aa30c5f967eb6ae874c67fa6fceeee84815f9",
      "tree": "fddd67e3b3697874e2a19c0e8e194190957b0e1e",
      "parents": [
        "992b5bceee447a32ef2d617730ae0d03c063eedd"
      ],
      "author": {
        "name": "FUJITA Tomonori",
        "email": "fujita.tomonori@lab.ntt.co.jp",
        "time": "Tue Apr 29 09:54:36 2008 +0200"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Apr 29 14:48:55 2008 +0200"
      },
      "message": "block: rename and export rq_init()\n\nThis rename rq_init() blk_rq_init() and export it. Any path that hands\nthe request to the block layer needs to call it to initialize the\nrequest.\n\nThis is a preparation for large command support, which needs to\ninitialize the request in a proper way (that is, just doing a memset()\nwill not work).\n\nSigned-off-by: FUJITA Tomonori \u003cfujita.tomonori@lab.ntt.co.jp\u003e\nCc: Jens Axboe \u003cjens.axboe@oracle.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "ff88972c850ced92b9c4c7f538d85829c741eeb0",
      "tree": "e7cfb7e15db26f35da6e982b934417f3909017a6",
      "parents": [
        "278caf0120a77e4398762357a8cc522d094fe2f2"
      ],
      "author": {
        "name": "Adrian Bunk",
        "email": "bunk@kernel.org",
        "time": "Tue Mar 04 11:23:45 2008 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Mar 04 11:28:29 2008 +0100"
      },
      "message": "proper prototype for blk_dev_init()\n\nThis patch adds a proper prototye for blk_dev_init() in block/blk.h\n\nSigned-off-by: Adrian Bunk \u003cbunk@kernel.org\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "d6d48196961729b79509dcaeeb0f0fb4fbb47d29",
      "tree": "e80f5cdc7f0d682a46b816f5a489357f7d622d62",
      "parents": [
        "db1d08c646e47f3c7835ecdabb51a906ec311f69"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 14:04:06 2008 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 21:55:12 2008 +0100"
      },
      "message": "block: ll_rw_blk.c split, add blk-merge.c\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "86db1e29772372155db08ff48a9ceb76e11a2ad1",
      "tree": "312f38eb3245873c476c50f816b85610fef9615a",
      "parents": [
        "8324aa91d1e11a1fc25f209687a0b2e6c2ed47d0"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 14:53:40 2008 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 21:55:08 2008 +0100"
      },
      "message": "block: continue ll_rw_blk.c splitup\n\nAdds files for barrier handling, rq execution, io context handling,\nmapping data to requests, and queue settings.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    },
    {
      "commit": "8324aa91d1e11a1fc25f209687a0b2e6c2ed47d0",
      "tree": "c63753df94b741d328840edabde74462591ca0b3",
      "parents": [
        "a168ee84c90b39ece357da127ab388f2f64db19c"
      ],
      "author": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 14:51:59 2008 +0100"
      },
      "committer": {
        "name": "Jens Axboe",
        "email": "jens.axboe@oracle.com",
        "time": "Tue Jan 29 21:55:07 2008 +0100"
      },
      "message": "block: split tag and sysfs handling from blk-core.c\n\nSeperates the tag and sysfs handling from ll_rw_blk.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n"
    }
  ]
}