x86: introduce max_low_pfn_mapped for 64-bit
when more than 4g memory is installed, don't map the big hole below 4g. Signed-off-by:Yinghai Lu <yhlu.kernel@gmail.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by:
Ingo Molnar <mingo@elte.hu>
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- arch/x86/kernel/acpi/boot.c 1 addition, 1 deletionarch/x86/kernel/acpi/boot.c
- arch/x86/kernel/cpu/amd_64.c 7 additions, 3 deletionsarch/x86/kernel/cpu/amd_64.c
- arch/x86/kernel/e820.c 20 additions, 3 deletionsarch/x86/kernel/e820.c
- arch/x86/kernel/efi.c 1 addition, 1 deletionarch/x86/kernel/efi.c
- arch/x86/kernel/setup.c 18 additions, 4 deletionsarch/x86/kernel/setup.c
- arch/x86/mm/init_32.c 1 addition, 0 deletionsarch/x86/mm/init_32.c
- arch/x86/mm/init_64.c 1 addition, 0 deletionsarch/x86/mm/init_64.c
- arch/x86/mm/pageattr.c 17 additions, 2 deletionsarch/x86/mm/pageattr.c
- arch/x86/mm/pat.c 2 additions, 1 deletionarch/x86/mm/pat.c
- arch/x86/pci/i386.c 3 additions, 1 deletionarch/x86/pci/i386.c
- include/asm-x86/e820.h 2 additions, 1 deletioninclude/asm-x86/e820.h
- include/asm-x86/page.h 1 addition, 0 deletionsinclude/asm-x86/page.h
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