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authorDavid S. Miller <davem@sunset.davemloft.net>2007-03-12 22:55:39 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-03-12 22:55:39 -0700
commitbb8236f2b978e8ed84e8b664882905fb5a7dd6c8 (patch)
treea7189be418ef263616c8b5601912e9d76ca23e62 /arch/sparc64/mm
parent50d266a3a1b6a284aed7e06b599668ec23b28d6f (diff)
[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 <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/mm')
-rw-r--r--arch/sparc64/mm/hugetlbpage.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc64/mm/hugetlbpage.c b/arch/sparc64/mm/hugetlbpage.c
index 33fd0b265e7..00677b5e1d7 100644
--- a/arch/sparc64/mm/hugetlbpage.c
+++ b/arch/sparc64/mm/hugetlbpage.c
@@ -248,6 +248,7 @@ void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
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_struct *mm, unsigned long addr,
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;