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authorYinghai Lu <yhlu.kernel@gmail.com>2008-05-29 16:25:56 -0700
committerIngo Molnar <mingo@elte.hu>2008-05-31 09:55:56 +0200
commit9a73aa81ffb993382afed2ed404bc2b330d75427 (patch)
treef2dcd6078bf711e2ba5731dbd7e2afbb498519dc /virt/kvm/iodev.h
parenta5481280b29b6a3db912ec100498bd31eaa6d2db (diff)
x86: 32bit numa srat fix early_ioremap leak
on two node system (16g RAM) with numa config I got this crash: get_memcfg_from_srat: assigning address to rsdp RSD PTR v0 [ACPIAM] ACPI: Too big length in RSDT: 92 failed to get NUMA memory information from SRAT table NUMA - single node, flat memory mode Node: 0, start_pfn: 0, end_pfn: 153 Setting physnode_map array to node 0 for pfns: 0 ... Pid: 0, comm: swapper Not tainted 2.6.26-rc4 #4 [<80b41289>] hlt_loop+0x0/0x3 [<8011efa0>] ? alloc_remap+0x50/0x70 [<8079e32e>] alloc_node_mem_map+0x5e/0xa0 [<8012e77b>] ? printk+0x1b/0x20 [<80b590f6>] free_area_init_node+0xc6/0x470 [<80b588fc>] ? __alloc_bootmem_node+0x2c/0x50 [<80b58ad8>] ? find_min_pfn_for_node+0x38/0x70 [<8012e77b>] ? printk+0x1b/0x20 [<80b597c4>] free_area_init_nodes+0x254/0x2d0 [<80b544d7>] zone_sizes_init+0x97/0xa0 [<80b48a03>] setup_arch+0x383/0x530 [<8012e77b>] ? printk+0x1b/0x20 [<80b41aa4>] start_kernel+0x64/0x350 [<80b412d8>] i386_start_kernel+0x8/0x10 ======================= this patch increases the acpi table limit to 32. Also match early_ioremap() with early_iounmap(). Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'virt/kvm/iodev.h')
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