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sparc64: Don't use _PAGE_PRESENT in pte_modify() mask. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2014-04-28 19:11:27 -07:00
Родитель c2e4e676ad
Коммит eaf85da826
1 изменённых файлов: 4 добавлений и 4 удалений
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8
arch/sparc/include/asm/pgtable_64.h
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@ -258,8 +258,8 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t prot)
{ {
unsigned long mask, tmp; unsigned long mask, tmp;
/* SUN4U: 0x630107ffffffecb8 (negated == 0x9cfef80000001347) /* SUN4U: 0x630107ffffffec38 (negated == 0x9cfef800000013c7)
* SUN4V: 0x33ffffffffffee17 (negated == 0xcc000000000011e8) * SUN4V: 0x33ffffffffffee07 (negated == 0xcc000000000011f8)
* *
* Even if we use negation tricks the result is still a 6 * Even if we use negation tricks the result is still a 6
* instruction sequence, so don't try to play fancy and just * instruction sequence, so don't try to play fancy and just
@ -289,10 +289,10 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t prot)
" .previous\n" " .previous\n"
: "=r" (mask), "=r" (tmp) : "=r" (mask), "=r" (tmp)
: "i" (_PAGE_PADDR_4U | _PAGE_MODIFIED_4U | _PAGE_ACCESSED_4U | : "i" (_PAGE_PADDR_4U | _PAGE_MODIFIED_4U | _PAGE_ACCESSED_4U |
_PAGE_CP_4U | _PAGE_CV_4U | _PAGE_E_4U | _PAGE_PRESENT_4U | _PAGE_CP_4U | _PAGE_CV_4U | _PAGE_E_4U |
_PAGE_SPECIAL | _PAGE_PMD_HUGE | _PAGE_SZALL_4U), _PAGE_SPECIAL | _PAGE_PMD_HUGE | _PAGE_SZALL_4U),
"i" (_PAGE_PADDR_4V | _PAGE_MODIFIED_4V | _PAGE_ACCESSED_4V | "i" (_PAGE_PADDR_4V | _PAGE_MODIFIED_4V | _PAGE_ACCESSED_4V |
_PAGE_CP_4V | _PAGE_CV_4V | _PAGE_E_4V | _PAGE_PRESENT_4V | _PAGE_CP_4V | _PAGE_CV_4V | _PAGE_E_4V |
_PAGE_SPECIAL | _PAGE_PMD_HUGE | _PAGE_SZALL_4V)); _PAGE_SPECIAL | _PAGE_PMD_HUGE | _PAGE_SZALL_4V));
return __pte((pte_val(pte) & mask) | (pgprot_val(prot) & ~mask)); return __pte((pte_val(pte) & mask) | (pgprot_val(prot) & ~mask));