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ed077b58f6
linux/arch/x86/mm
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Shaohua Li ed077b58f6 x86: make sparse mem work in non-NUMA mode 
With sparse memory, holes should not be marked present for memmap.
This patch makes sure sparsemem really works on SMP mode (!NUMA).

[ Impact: use less memory to map fragmented RAM, avoid boot-OOM/crash ]

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Sheng Yang <sheng.yang@intel.com>
LKML-Reference: <1242117600.22431.0.camel@sli10-desk.sh.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-05-12 11:26:35 +02:00
..
dump_pagetables.c x86: remove (null) in /sys kernel_page_tables 2009-04-14 11:50:22 +02:00
extable.c x86: uaccess: introduce try and catch framework 2009-01-23 17:17:36 -08:00
fault.c x86, mm: fault.c, use printk_once() in is_errata93() 2009-05-03 10:09:03 +02:00
gup.c x86: Document get_user_pages_fast() 2009-04-10 13:14:08 +02:00
highmem_32.c x86, mm: fix misuse of debug_kmap_atomic 2009-04-02 16:37:04 +02:00
hugetlbpage.c x86: add hugepagesz option on 64-bit 2008-07-24 10:47:19 -07:00
init_32.c x86: make sparse mem work in non-NUMA mode 2009-05-12 11:26:35 +02:00
init_64.c x86: use sparse_memory_present_with_active_regions() on UMA 2009-05-11 11:52:06 +02:00
init.c x86: clean up and and print out initial max_pfn_mapped 2009-05-11 11:11:12 +02:00
iomap_32.c x86: fix is_io_mapping_possible() build warning on i386 allnoconfig 2009-04-03 18:39:05 +02:00
ioremap.c Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-04-17 09:56:11 -07:00
k8topology_64.c x86: k8 numa register active regions later 2009-01-06 13:21:21 +01:00
kmmio.c tracing: x86, mmiotrace: fix range test 2009-04-29 11:32:22 +02:00
Makefile x86: unify 32 and 64-bit node_to_cpumask_map 2009-03-13 14:49:52 +10:30
memtest.c x86: make "memtest" like "memtest=17" 2009-03-06 12:16:43 +01:00
mmap.c x86: update copyrights 2009-01-31 04:21:18 +01:00
mmio-mod.c x86: cpumask: x86 mmio-mod.c use cpumask_var_t for downed_cpus 2009-03-18 13:51:51 +01:00
numa_32.c x86: mm/numa_32.c calculate_numa_remap_pages should use __init 2009-04-17 22:43:13 +02:00
numa_64.c x86: unify 64-bit UMA and NUMA paging_init() 2009-05-11 11:52:06 +02:00
numa.c cpumask: convert node_to_cpumask_map[] to cpumask_var_t 2009-03-13 14:35:31 +01:00
pageattr-test.c x86: make sure the CPA test code's use of _PAGE_UNUSED1 is obvious 2008-09-05 17:09:57 +02:00
pageattr.c x86, PAT: Changing memtype to WC ensuring no WB alias 2009-04-10 13:55:47 +02:00
pat.c Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-04-17 09:56:11 -07:00
pf_in.c x86: fix mmiotrace 8-bit register decoding 2008-10-14 10:33:50 +02:00
pf_in.h x86 mmiotrace: move files into arch/x86/mm/. 2008-05-24 11:25:37 +02:00
pgtable_32.c x86/32: no need to use set_pte_present in set_pte_vaddr 2009-03-19 14:04:18 +01:00
pgtable.c x86: fix set_fixmap to use phys_addr_t 2009-04-10 20:27:13 +02:00
srat_32.c x86: Fix a typo in a printk message 2009-05-06 12:23:12 +02:00
srat_64.c x86: Allow 1MB of slack between the e820 map and SRAT, not 4GB 2009-05-11 11:38:21 +02:00
testmmiotrace.c x86: add far read test to testmmiotrace 2009-03-02 10:20:35 +01:00
tlb.c x86: add x2apic_wrmsr_fence() to x2apic flush tlb paths 2009-03-18 09:36:14 +01:00