-stable review patch. If anyone has any objections, please let us know.
------------------
From: David Miller <[EMAIL PROTECTED]>
[SPARC64]: Add missing HPAGE_MASK masks on address parameters.
These pte loops all assume the passed in address is HPAGE
aligned, make sure that is actually true.
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
arch/sparc64/mm/hugetlbpage.c | 3 +++
1 file changed, 3 insertions(+)
--- a/arch/sparc64/mm/hugetlbpage.c
+++ b/arch/sparc64/mm/hugetlbpage.c
@@ -248,6 +248,7 @@ void set_huge_pte_at(struct mm_struct *m
if (!pte_present(*ptep) && pte_present(entry))
mm->context.huge_pte_count++;
+ addr &= HPAGE_MASK;
for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) {
set_pte_at(mm, addr, ptep, entry);
ptep++;
@@ -266,6 +267,8 @@ pte_t huge_ptep_get_and_clear(struct mm_
if (pte_present(entry))
mm->context.huge_pte_count--;
+ addr &= HPAGE_MASK;
+
for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) {
pte_clear(mm, addr, ptep);
addr += PAGE_SIZE;
--
-
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