Messages in this thread Patch in this message | | | From | Alex Thorlton <> | Subject | [PATCH 2/8] mm: make clear_huge_page tolerate non aligned address | Date | Fri, 16 Aug 2013 09:33:58 -0500 |
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--- mm/memory.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/mm/memory.c b/mm/memory.c index 1ce2e2a..69a5a38 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4249,16 +4249,17 @@ void clear_huge_page(struct page *page, unsigned long addr, unsigned int pages_per_huge_page) { int i; + unsigned long haddr = addr & HPAGE_PMD_MASK; if (unlikely(pages_per_huge_page > MAX_ORDER_NR_PAGES)) { - clear_gigantic_page(page, addr, pages_per_huge_page); + clear_gigantic_page(page, haddr, pages_per_huge_page); return; } might_sleep(); for (i = 0; i < pages_per_huge_page; i++) { cond_resched(); - clear_user_highpage(page + i, addr + i * PAGE_SIZE); + clear_user_highpage(page + i, haddr + i * PAGE_SIZE); } } -- 1.7.12.4
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