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page table handling cleanup

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Kill pte_rdprotect(), pte_exprotect(), pte_mkread(), pte_mkexec(), pte_read(),
pte_exec(), and pte_user() except where arch-specific code is making use of
them.

Signed-off-by: Jan Beulich <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Jan Beulich 2007-07-15 23:38:17 -07:00 • committed by Linus Torvalds
commit 45e98cdb6d
28 changed files with 1 additions and 311 deletions
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4
include/asm-arm26/pgtable.h
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@ -218,9 +218,7 @@ extern struct page *empty_zero_page;
* The following only work if pte_present() is true.
* Undefined behaviour if not..
*/
#define pte_read(pte) (!(pte_val(pte) & _PAGE_NOT_USER))
#define pte_write(pte) (!(pte_val(pte) & _PAGE_READONLY))
#define pte_exec(pte) (!(pte_val(pte) & _PAGE_NOT_USER))
#define pte_dirty(pte) (!(pte_val(pte) & _PAGE_CLEAN))
#define pte_young(pte) (!(pte_val(pte) & _PAGE_OLD))
//ONLY when !pte_present() I think. nicked from arm32 (FIXME!)
@ -231,8 +229,6 @@ static inline pte_t pte_##fn(pte_t pte) { pte_val(pte) op; return pte; }
PTE_BIT_FUNC(wrprotect, |= _PAGE_READONLY);
PTE_BIT_FUNC(mkwrite, &= ~_PAGE_READONLY);
PTE_BIT_FUNC(exprotect, |= _PAGE_NOT_USER);
PTE_BIT_FUNC(mkexec, &= ~_PAGE_NOT_USER);
PTE_BIT_FUNC(mkclean, |= _PAGE_CLEAN);
PTE_BIT_FUNC(mkdirty, &= ~_PAGE_CLEAN);
PTE_BIT_FUNC(mkold, |= _PAGE_OLD);