author | Florian Westphal <fw@strlen.de> |
Sun, 11 Jan 2009 20:20:11 +0100 | |
changeset 0 | aa628870c1d3 |
child 2 | d1f6d8b6f81c |
permissions | -rw-r--r-- |
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Port of Linux 2.6.28 for use with network simulation cradle.
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parents:
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#ifndef _ASM_X86_PGTABLE_2LEVEL_H |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define _ASM_X86_PGTABLE_2LEVEL_H |
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Port of Linux 2.6.28 for use with network simulation cradle.
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define pte_ERROR(e) \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, (e).pte_low) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define pgd_ERROR(e) \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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Port of Linux 2.6.28 for use with network simulation cradle.
Florian Westphal <fw@strlen.de>
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/* |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* Certain architectures need to do special things when PTEs |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* within a page table are directly modified. Thus, the following |
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Port of Linux 2.6.28 for use with network simulation cradle.
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* hook is made available. |
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Port of Linux 2.6.28 for use with network simulation cradle.
Florian Westphal <fw@strlen.de>
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*/ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline void native_set_pte(pte_t *ptep , pte_t pte) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*ptep = pte; |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*pmdp = pmd; |
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Port of Linux 2.6.28 for use with network simulation cradle.
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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{ |
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native_set_pte(ptep, pte); |
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} |
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static inline void native_set_pte_present(struct mm_struct *mm, |
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unsigned long addr, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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pte_t *ptep, pte_t pte) |
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{ |
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native_set_pte(ptep, pte); |
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline void native_pmd_clear(pmd_t *pmdp) |
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{ |
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native_set_pmd(pmdp, __pmd(0)); |
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} |
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Florian Westphal <fw@strlen.de>
parents:
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Port of Linux 2.6.28 for use with network simulation cradle.
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static inline void native_pte_clear(struct mm_struct *mm, |
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Port of Linux 2.6.28 for use with network simulation cradle.
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unsigned long addr, pte_t *xp) |
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Port of Linux 2.6.28 for use with network simulation cradle.
Florian Westphal <fw@strlen.de>
parents:
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{ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*xp = native_make_pte(0); |
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} |
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Port of Linux 2.6.28 for use with network simulation cradle.
Florian Westphal <fw@strlen.de>
parents:
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Port of Linux 2.6.28 for use with network simulation cradle.
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#ifdef CONFIG_SMP |
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static inline pte_t native_ptep_get_and_clear(pte_t *xp) |
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{ |
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return __pte(xchg(&xp->pte_low, 0)); |
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} |
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#else |
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#define native_ptep_get_and_clear(xp) native_local_ptep_get_and_clear(xp) |
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#endif |
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#define pte_none(x) (!(x).pte_low) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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/* |
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* Bits 0, 6 and 7 are taken, split up the 29 bits of offset |
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* into this range: |
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Port of Linux 2.6.28 for use with network simulation cradle.
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*/ |
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#define PTE_FILE_MAX_BITS 29 |
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#define pte_to_pgoff(pte) \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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((((pte).pte_low >> 1) & 0x1f) + (((pte).pte_low >> 8) << 5)) |
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#define pgoff_to_pte(off) \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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((pte_t) { .pte_low = (((off) & 0x1f) << 1) + \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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(((off) >> 5) << 8) + _PAGE_FILE }) |
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/* Encode and de-code a swap entry */ |
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#define __swp_type(x) (((x).val >> 1) & 0x1f) |
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#define __swp_offset(x) ((x).val >> 8) |
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#define __swp_entry(type, offset) \ |
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Port of Linux 2.6.28 for use with network simulation cradle.
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((swp_entry_t) { ((type) << 1) | ((offset) << 8) }) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte_low }) |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#define __swp_entry_to_pte(x) ((pte_t) { .pte = (x).val }) |
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Port of Linux 2.6.28 for use with network simulation cradle.
Florian Westphal <fw@strlen.de>
parents:
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Port of Linux 2.6.28 for use with network simulation cradle.
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#endif /* _ASM_X86_PGTABLE_2LEVEL_H */ |