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authorGerald Schaefer <gerald.schaefer@de.ibm.com>2012-10-25 11:24:12 -0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-10-26 10:44:23 -0400
commit156152f84e57bff4d9b5d70be6f3f16116bf6fb1 (patch)
treeb34c630d1af92e327a1224061c975d21b12384c4 /arch
parent31370f75de4b641f47204899549d2a533cd42738 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/lib/uaccess_pt.c2
-rw-r--r--arch/s390/mm/gup.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index 2d37bb861faf..9017a63dda3d 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -39,7 +39,7 @@ static __always_inline unsigned long follow_table(struct mm_struct *mm,
39 pmd = pmd_offset(pud, addr); 39 pmd = pmd_offset(pud, addr);
40 if (pmd_none(*pmd)) 40 if (pmd_none(*pmd))
41 return -0x10UL; 41 return -0x10UL;
42 if (pmd_huge(*pmd)) { 42 if (pmd_large(*pmd)) {
43 if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO)) 43 if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
44 return -0x04UL; 44 return -0x04UL;
45 return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK); 45 return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 60acb93a4680..8b8285310b5a 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -126,7 +126,7 @@ static inline int gup_pmd_range(pud_t *pudp, pud_t pud, unsigned long addr,
126 */ 126 */
127 if (pmd_none(pmd) || pmd_trans_splitting(pmd)) 127 if (pmd_none(pmd) || pmd_trans_splitting(pmd))
128 return 0; 128 return 0;
129 if (unlikely(pmd_huge(pmd))) { 129 if (unlikely(pmd_large(pmd))) {
130 if (!gup_huge_pmd(pmdp, pmd, addr, next, 130 if (!gup_huge_pmd(pmdp, pmd, addr, next,
131 write, pages, nr)) 131 write, pages, nr))
132 return 0; 132 return 0;