)]}'
{
  "commit": "b8ab9f82025adea77864115da73e70026fa4f540",
  "tree": "37d83932b99efd4aac2fccb2075a76bf0a147769",
  "parents": [
    "9aebbdb637a73a6092e1456ebb4a2df32cc1f611"
  ],
  "author": {
    "name": "Yinghai Lu",
    "email": "yinghai@kernel.org",
    "time": "Tue Jul 20 13:24:31 2010 -0700"
  },
  "committer": {
    "name": "Linus Torvalds",
    "email": "torvalds@linux-foundation.org",
    "time": "Tue Jul 20 16:25:40 2010 -0700"
  },
  "message": "x86,nobootmem: make alloc_bootmem_node fall back to other node when 32bit numa is used\n\nBorislav Petkov reported his 32bit numa system has problem:\n\n[    0.000000] Reserving total of 4c00 pages for numa KVA remap\n[    0.000000] kva_start_pfn ~ 32800 max_low_pfn ~ 375fe\n[    0.000000] max_pfn \u003d 238000\n[    0.000000] 8202MB HIGHMEM available.\n[    0.000000] 885MB LOWMEM available.\n[    0.000000]   mapped low ram: 0 - 375fe000\n[    0.000000]   low ram: 0 - 375fe000\n[    0.000000] alloc (nid\u003d8 100000 - 7ee00000) (1000000 - ffffffff) 1000 1000 \u003d\u003e 34e7000\n[    0.000000] alloc (nid\u003d8 100000 - 7ee00000) (1000000 - ffffffff) 200 40 \u003d\u003e 34c9d80\n[    0.000000] alloc (nid\u003d0 100000 - 7ee00000) (1000000 - ffffffffffffffff) 180 40 \u003d\u003e 34e6140\n[    0.000000] alloc (nid\u003d1 80000000 - c7e60000) (1000000 - ffffffffffffffff) 240 40 \u003d\u003e 80000000\n[    0.000000] BUG: unable to handle kernel paging request at 40000000\n[    0.000000] IP: [\u003cc2c8cff1\u003e] __alloc_memory_core_early+0x147/0x1d6\n[    0.000000] *pdpt \u003d 0000000000000000 *pde \u003d f000ff53f000ff00\n...\n[    0.000000] Call Trace:\n[    0.000000]  [\u003cc2c8b4f8\u003e] ? __alloc_bootmem_node+0x216/0x22f\n[    0.000000]  [\u003cc2c90c9b\u003e] ? sparse_early_usemaps_alloc_node+0x5a/0x10b\n[    0.000000]  [\u003cc2c9149e\u003e] ? sparse_init+0x1dc/0x499\n[    0.000000]  [\u003cc2c79118\u003e] ? paging_init+0x168/0x1df\n[    0.000000]  [\u003cc2c780ff\u003e] ? native_pagetable_setup_start+0xef/0x1bb\n\nlooks like it allocates too much high address for bootmem.\n\nTry to cut limit with get_max_mapped()\n\nReported-by: Borislav Petkov \u003cborislav.petkov@amd.com\u003e\nTested-by: Conny Seidel \u003cconny.seidel@amd.com\u003e\nSigned-off-by: Yinghai Lu \u003cyinghai@kernel.org\u003e\nCc: \u003cstable@kernel.org\u003e\t\t[2.6.34.x]\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: \"H. Peter Anvin\" \u003chpa@zytor.com\u003e\nCc: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nCc: Johannes Weiner \u003channes@cmpxchg.org\u003e\nCc: Lee Schermerhorn \u003clee.schermerhorn@hp.com\u003e\nCc: Mel Gorman \u003cmel@csn.ul.ie\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "58c66cc5056a7073aabf880116548a9572c2894b",
      "old_mode": 33188,
      "old_path": "mm/bootmem.c",
      "new_id": "142c84a54993a75ca2fbd5346e3eb5b16552f390",
      "new_mode": 33188,
      "new_path": "mm/bootmem.c"
    },
    {
      "type": "modify",
      "old_id": "68319dd20bed107595661dc6f67fe880d7a5f88d",
      "old_mode": 33188,
      "old_path": "mm/page_alloc.c",
      "new_id": "9bd339eb04c6c84691232bc7e499947fe9d13942",
      "new_mode": 33188,
      "new_path": "mm/page_alloc.c"
    }
  ]
}