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parisc: Disable huge pages on Mako machines

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Mako-based machines (PA8800 and PA8900 CPUs) don't allow aliasing on
non-equaivalent addresses.

Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2015-12-06 21:25:20 +01:00
parent 5c477b4579
commit 78c0cbffeb
1 changed files with 2 additions and 1 deletions
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3
arch/parisc/include/asm/pgtable.h
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@ -372,7 +372,8 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; }
*/
#ifdef CONFIG_HUGETLB_PAGE
#define pte_huge(pte) (pte_val(pte) & _PAGE_HUGE)
#define pte_mkhuge(pte) (__pte(pte_val(pte) | _PAGE_HUGE))
#define pte_mkhuge(pte) (__pte(pte_val(pte) | \
(parisc_requires_coherency() ? 0 : _PAGE_HUGE)))
#else
#define pte_huge(pte) (0)
#define pte_mkhuge(pte) (pte)