a964e33c5d
gcc 3.2.2 reports: In file included from /usr/src/all/linux-next/arch/x86/include/asm/page.h:8, from /usr/src/all/linux-next/arch/x86/include/asm/processor.h:18, from /usr/src/all/linux-next/arch/x86/include/asm/atomic_32.h:6, from /usr/src/all/linux-next/arch/x86/include/asm/atomic.h:2, from include/linux/crypto.h:20, from arch/x86/kernel/asm-offsets_32.c:7, from arch/x86/kernel/asm-offsets.c:2: /usr/src/all/linux-next/arch/x86/include/asm/page_types.h:54: warning: parameter has incomplete type /usr/src/all/linux-next/arch/x86/include/asm/page_types.h:56: warning: parameter has incomplete type In file included from /usr/src/all/linux-next/arch/x86/include/asm/page.h:8, from /usr/src/all/linux-next/arch/x86/include/asm/processor.h:18, from include/linux/prefetch.h:14, from include/linux/list.h:6, from include/linux/module.h:9, from init/main.c:13: /usr/src/all/linux-next/arch/x86/include/asm/page_types.h:54: warning: parameter has incomplete type /usr/src/all/linux-next/arch/x86/include/asm/page_types.h:56: warning: parameter has incomplete type This is a bogus warning, but moving the pat-related functions into asm/pat.h and including asm/pgtable_types.h should fix it. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Ingo Molnar <mingo@elte.hu>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
#ifndef _ASM_X86_PAGE_DEFS_H
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#define _ASM_X86_PAGE_DEFS_H
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#include <linux/const.h>
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/* PAGE_SHIFT determines the page size */
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE-1))
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#define __PHYSICAL_MASK ((phys_addr_t)(1ULL << __PHYSICAL_MASK_SHIFT) - 1)
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#define __VIRTUAL_MASK ((1UL << __VIRTUAL_MASK_SHIFT) - 1)
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/* Cast PAGE_MASK to a signed type so that it is sign-extended if
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virtual addresses are 32-bits but physical addresses are larger
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(ie, 32-bit PAE). */
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#define PHYSICAL_PAGE_MASK (((signed long)PAGE_MASK) & __PHYSICAL_MASK)
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#define PMD_PAGE_SIZE (_AC(1, UL) << PMD_SHIFT)
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#define PMD_PAGE_MASK (~(PMD_PAGE_SIZE-1))
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#define HPAGE_SHIFT PMD_SHIFT
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#define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT)
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#define HPAGE_MASK (~(HPAGE_SIZE - 1))
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#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
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#define HUGE_MAX_HSTATE 2
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#define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET)
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#define VM_DATA_DEFAULT_FLAGS \
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(((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
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VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
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#ifdef CONFIG_X86_64
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#include <asm/page_64_types.h>
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#else
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#include <asm/page_32_types.h>
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#endif /* CONFIG_X86_64 */
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#ifndef __ASSEMBLY__
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extern int page_is_ram(unsigned long pagenr);
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extern int devmem_is_allowed(unsigned long pagenr);
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extern unsigned long max_low_pfn_mapped;
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extern unsigned long max_pfn_mapped;
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#endif /* !__ASSEMBLY__ */
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#endif /* _ASM_X86_PAGE_DEFS_H */
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