diff options
author | David S. Miller <davem@sunset.davemloft.net> | 2007-03-13 01:55:39 -0400 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2007-03-13 01:55:39 -0400 |
commit | bb8236f2b978e8ed84e8b664882905fb5a7dd6c8 (patch) | |
tree | a7189be418ef263616c8b5601912e9d76ca23e62 /arch/sparc64/mm/hugetlbpage.c | |
parent | 50d266a3a1b6a284aed7e06b599668ec23b28d6f (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/hugetlbpage.c')
-rw-r--r-- | arch/sparc64/mm/hugetlbpage.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc64/mm/hugetlbpage.c b/arch/sparc64/mm/hugetlbpage.c index 33fd0b265e70..00677b5e1d7d 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, | |||
248 | if (!pte_present(*ptep) && pte_present(entry)) | 248 | if (!pte_present(*ptep) && pte_present(entry)) |
249 | mm->context.huge_pte_count++; | 249 | mm->context.huge_pte_count++; |
250 | 250 | ||
251 | addr &= HPAGE_MASK; | ||
251 | for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { | 252 | for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { |
252 | set_pte_at(mm, addr, ptep, entry); | 253 | set_pte_at(mm, addr, ptep, entry); |
253 | ptep++; | 254 | ptep++; |
@@ -266,6 +267,8 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, | |||
266 | if (pte_present(entry)) | 267 | if (pte_present(entry)) |
267 | mm->context.huge_pte_count--; | 268 | mm->context.huge_pte_count--; |
268 | 269 | ||
270 | addr &= HPAGE_MASK; | ||
271 | |||
269 | for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { | 272 | for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { |
270 | pte_clear(mm, addr, ptep); | 273 | pte_clear(mm, addr, ptep); |
271 | addr += PAGE_SIZE; | 274 | addr += PAGE_SIZE; |