)]}'
{
  "log": [
    {
      "commit": "b311e921b385b5a848f0806df16276aca1ecae07",
      "tree": "957947e319b23150ddbbf7db52f9bdd24b6cdba5",
      "parents": [
        "d9aacccf457d07d729cfc7bf20ff0c7428357a9f"
      ],
      "author": {
        "name": "Robert P. J. Day",
        "email": "rpjday@mindspring.com",
        "time": "Tue Oct 16 23:29:32 2007 -0700"
      },
      "committer": {
        "name": "Linus Torvalds",
        "email": "torvalds@woody.linux-foundation.org",
        "time": "Wed Oct 17 08:42:56 2007 -0700"
      },
      "message": "Add a \"rounddown_pow_of_two\" routine to log2.h\n\nTo go along with the existing \"roundup_pow_of_two\" routine, add one for\nrounding down since that operation appears to crop up on a regular basis in\nthe source tree.\n\n[m.kozlowski@tuxland.pl: fix unbalanced parentheses]\nSigned-off-by: Robert P. J. Day \u003crpjday@mindspring.com\u003e\nSigned-off-by: Mariusz Kozlowski \u003cm.kozlowski@tuxland.pl\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n"
    },
    {
      "commit": "1a06a52ee1b0cdb65222474ba6186f3991df68b0",
      "tree": "91ce623fbfdd72e32fa0001d7ba611bb6c7de50f",
      "parents": [
        "18963c01b8abf381f102752ce024c3582a716125"
      ],
      "author": {
        "name": "Rolf Eike Beer",
        "email": "eike-kernel@sf-tec.de",
        "time": "Thu May 17 23:56:56 2007 +0200"
      },
      "committer": {
        "name": "Linus Torvalds",
        "email": "torvalds@woody.linux-foundation.org",
        "time": "Fri May 18 20:46:30 2007 -0700"
      },
      "message": "Fix roundup_pow_of_two(1)\n\n1 is a power of two, therefore roundup_pow_of_two(1) should return 1. It does\nin case the argument is a variable but in case it\u0027s a constant it behaves\nwrong and returns 0. Probably nobody ever did it so this was never noticed.\n\nSigned-off-by: Rolf Eike Beer \u003ceike-kernel@sf-tec.de\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n"
    },
    {
      "commit": "6fb189c2a4f3bea4936127355903dae2b4104e34",
      "tree": "4d3bd6f8ae53662379fc26869a036e68e5d24961",
      "parents": [
        "728f0bbd68e98d6a5d6a17aece000d9a3e24f075"
      ],
      "author": {
        "name": "Robert P. J. Day",
        "email": "rpjday@mindspring.com",
        "time": "Sat Feb 17 19:17:37 2007 +0100"
      },
      "committer": {
        "name": "Adrian Bunk",
        "email": "bunk@stusta.de",
        "time": "Sat Feb 17 19:17:37 2007 +0100"
      },
      "message": "Correct trivial typo in log2.h.\n\nSingle typo correction in include/linux/log2.h.\n\nSigned-off-by: Robert P. J. Day \u003crpjday@mindspring.com\u003e\nSigned-Off-By: David Howells \u003cdhowells@redhat.com\u003e\nSigned-off-by: Adrian Bunk \u003cbunk@stusta.de\u003e\n"
    },
    {
      "commit": "63c2f782e8f6aafbc11b14b2cb291b3dc9fc217d",
      "tree": "cbcd1f138a886529ec62a21c5dd4b2c87581058d",
      "parents": [
        "7df2457db83bc922fcc8b462526b77f1ffe8c84b"
      ],
      "author": {
        "name": "Robert P. J. Day",
        "email": "rpjday@mindspring.com",
        "time": "Tue Jan 30 06:06:00 2007 -0500"
      },
      "committer": {
        "name": "Paul Mackerras",
        "email": "paulus@samba.org",
        "time": "Wed Feb 07 14:03:19 2007 +1100"
      },
      "message": "[POWERPC] Add \"is_power_of_2\" checking to log2.h.\n\nAdd the inline function \"is_power_of_2()\" to log2.h, where the value\nzero is *not* considered to be a power of two.\n\nSigned-off-by: Robert P. J. Day \u003crpjday@mindspring.com\u003e\nAcked-by: Kumar Gala \u003cgalak@kernel.crashing.org\u003e\nSigned-off-by: Paul Mackerras \u003cpaulus@samba.org\u003e\n"
    },
    {
      "commit": "312a0c170945b49f319960afd2e492c05f9dd551",
      "tree": "f3c122cc65d18bc647b45d89b3a8d0fb8492422b",
      "parents": [
        "f0d1b0b30d250a07627ad8b9fbbb5c7cc08422e8"
      ],
      "author": {
        "name": "David Howells",
        "email": "dhowells@redhat.com",
        "time": "Fri Dec 08 02:37:51 2006 -0800"
      },
      "committer": {
        "name": "Linus Torvalds",
        "email": "torvalds@woody.osdl.org",
        "time": "Fri Dec 08 08:28:51 2006 -0800"
      },
      "message": "[PATCH] LOG2: Alter roundup_pow_of_two() so that it can use a ilog2() on a constant\n\nAlter roundup_pow_of_two() so that it can make use of ilog2() on a constant to\nproduce a constant value, retaining the ability for an arch to override it in\nthe non-const case.\n\nThis permits the function to be used to initialise variables.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nCc: Benjamin Herrenschmidt \u003cbenh@kernel.crashing.org\u003e\nCc: Paul Mackerras \u003cpaulus@samba.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n"
    },
    {
      "commit": "f0d1b0b30d250a07627ad8b9fbbb5c7cc08422e8",
      "tree": "0aa5379150574374351fb92af7881a48dbfcf2ce",
      "parents": [
        "b3d7ae5f47a58a9f7b152deeaf7daa1fc558a8f1"
      ],
      "author": {
        "name": "David Howells",
        "email": "dhowells@redhat.com",
        "time": "Fri Dec 08 02:37:49 2006 -0800"
      },
      "committer": {
        "name": "Linus Torvalds",
        "email": "torvalds@woody.osdl.org",
        "time": "Fri Dec 08 08:28:51 2006 -0800"
      },
      "message": "[PATCH] LOG2: Implement a general integer log2 facility in the kernel\n\nThis facility provides three entry points:\n\n\tilog2()\t\tLog base 2 of unsigned long\n\tilog2_u32()\tLog base 2 of u32\n\tilog2_u64()\tLog base 2 of u64\n\nThese facilities can either be used inside functions on dynamic data:\n\n\tint do_something(long q)\n\t{\n\t\t...;\n\t\ty \u003d ilog2(x)\n\t\t...;\n\t}\n\nOr can be used to statically initialise global variables with constant values:\n\n\tunsigned n \u003d ilog2(27);\n\nWhen performing static initialisation, the compiler will report \"error:\ninitializer element is not constant\" if asked to take a log of zero or of\nsomething not reducible to a constant.  They treat negative numbers as\nunsigned.\n\nWhen not dealing with a constant, they fall back to using fls() which permits\nthem to use arch-specific log calculation instructions - such as BSR on\nx86/x86_64 or SCAN on FRV - if available.\n\n[akpm@osdl.org: MMC fix]\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nCc: Benjamin Herrenschmidt \u003cbenh@kernel.crashing.org\u003e\nCc: Paul Mackerras \u003cpaulus@samba.org\u003e\nCc: Herbert Xu \u003cherbert@gondor.apana.org.au\u003e\nCc: David Howells \u003cdhowells@redhat.com\u003e\nCc: Wojtek Kaniewski \u003cwojtekka@toxygen.net\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n"
    }
  ]
}