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s390/mm: use pmd_large() instead of pmd_huge() 

Without CONFIG_HUGETLB_PAGE, pmd_huge() will always return 0. So
pmd_large() should be used instead in places where both transparent
huge pages and hugetlbfs pages can occur.

Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Gerald Schaefer 2012-10-25 17:24:12 +02:00 committed by Martin Schwidefsky
parent 31370f75de
commit 156152f84e
2 changed files with 2 additions and 2 deletions
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2
arch/s390/lib/uaccess_pt.c
View File

@ -39,7 +39,7 @@ static __always_inline unsigned long follow_table(struct mm_struct *mm,
pmd = pmd_offset(pud, addr);
if (pmd_none(*pmd))
return -0x10UL;
if (pmd_huge(*pmd)) {
if (pmd_large(*pmd)) {
if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
return -0x04UL;
return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);

2
arch/s390/mm/gup.c
View File

@ -126,7 +126,7 @@ static inline int gup_pmd_range(pud_t *pudp, pud_t pud, unsigned long addr,
*/
if (pmd_none(pmd) || pmd_trans_splitting(pmd))
return 0;
if (unlikely(pmd_huge(pmd))) {
if (unlikely(pmd_large(pmd))) {
if (!gup_huge_pmd(pmdp, pmd, addr, next,
write, pages, nr))
return 0;