From 695dd842a3ad11e0a5f3ad611af79f4f9b97f680 Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@davemloft.net>
Date: Fri, 31 Mar 2006 00:36:25 -0800
Subject: [PATCH] --- yaml --- r: 25030 b: refs/heads/master c:
 9df1dab1df58ef20ef7df9b8f39d86cf5d2d1949 h: refs/heads/master v: v3

---
 [refs]                              | 2 +-
 trunk/arch/sparc64/mm/hugetlbpage.c | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 8a648c498f4e..b3137374f4ee 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 73c50a27a453a5ed0d21ff23bd67c1dd6d864cb8
+refs/heads/master: 9df1dab1df58ef20ef7df9b8f39d86cf5d2d1949
diff --git a/trunk/arch/sparc64/mm/hugetlbpage.c b/trunk/arch/sparc64/mm/hugetlbpage.c
index 074620d413d4..fbbbebbad8a4 100644
--- a/trunk/arch/sparc64/mm/hugetlbpage.c
+++ b/trunk/arch/sparc64/mm/hugetlbpage.c
@@ -198,6 +198,13 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr)
 	pmd_t *pmd;
 	pte_t *pte = NULL;
 
+	/* We must align the address, because our caller will run
+	 * set_huge_pte_at() on whatever we return, which writes out
+	 * all of the sub-ptes for the hugepage range.  So we have
+	 * to give it the first such sub-pte.
+	 */
+	addr &= HPAGE_MASK;
+
 	pgd = pgd_offset(mm, addr);
 	pud = pud_alloc(mm, pgd, addr);
 	if (pud) {