diff options
| author | Jan Beulich <jbeulich@novell.com> | 2007-07-15 23:38:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:36 -0700 |
| commit | 45e98cdb6d365b34b7a2d849e4d8bdc264d8e6e4 (patch) | |
| tree | 172a959293a2c31691a162eca6af131e3ac89da2 /include/asm-sh/pgtable.h | |
| parent | 98011f569e2ae1e4ae394f6e23faa16676d50de4 (diff) | |
| download | op-kernel-dev-45e98cdb6d365b34b7a2d849e4d8bdc264d8e6e4.zip op-kernel-dev-45e98cdb6d365b34b7a2d849e4d8bdc264d8e6e4.tar.gz | |
page table handling cleanup
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 <jbeulich@novell.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-sh/pgtable.h')
| -rw-r--r-- | include/asm-sh/pgtable.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h index 5b523c7..22efffe 100644 --- a/include/asm-sh/pgtable.h +++ b/include/asm-sh/pgtable.h @@ -402,12 +402,8 @@ static inline void set_pte(pte_t *ptep, pte_t pte) #define pte_file(pte) (pte_val(pte) & _PAGE_FILE) #ifdef CONFIG_X2TLB -#define pte_read(pte) ((pte).pte_high & _PAGE_EXT_USER_READ) -#define pte_exec(pte) ((pte).pte_high & _PAGE_EXT_USER_EXEC) #define pte_write(pte) ((pte).pte_high & _PAGE_EXT_USER_WRITE) #else -#define pte_read(pte) (pte_val(pte) & _PAGE_USER) -#define pte_exec(pte) (pte_val(pte) & _PAGE_USER) #define pte_write(pte) (pte_val(pte) & _PAGE_RW) #endif @@ -420,20 +416,12 @@ static inline pte_t pte_##fn(pte_t pte) { pte.pte_##h op; return pte; } * individually toggled (and user permissions are entirely decoupled from * kernel permissions), we attempt to couple them a bit more sanely here. */ -PTE_BIT_FUNC(high, rdprotect, &= ~_PAGE_EXT_USER_READ); -PTE_BIT_FUNC(high, mkread, |= _PAGE_EXT_USER_READ | _PAGE_EXT_KERN_READ); PTE_BIT_FUNC(high, wrprotect, &= ~_PAGE_EXT_USER_WRITE); PTE_BIT_FUNC(high, mkwrite, |= _PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE); -PTE_BIT_FUNC(high, exprotect, &= ~_PAGE_EXT_USER_EXEC); -PTE_BIT_FUNC(high, mkexec, |= _PAGE_EXT_USER_EXEC | _PAGE_EXT_KERN_EXEC); PTE_BIT_FUNC(high, mkhuge, |= _PAGE_SZHUGE); #else -PTE_BIT_FUNC(low, rdprotect, &= ~_PAGE_USER); -PTE_BIT_FUNC(low, mkread, |= _PAGE_USER); PTE_BIT_FUNC(low, wrprotect, &= ~_PAGE_RW); PTE_BIT_FUNC(low, mkwrite, |= _PAGE_RW); -PTE_BIT_FUNC(low, exprotect, &= ~_PAGE_USER); -PTE_BIT_FUNC(low, mkexec, |= _PAGE_USER); PTE_BIT_FUNC(low, mkhuge, |= _PAGE_SZHUGE); #endif |
