From b184ce57e1f0ca5eb075a1442e3699c20ef51549 Mon Sep 17 00:00:00 2001
From: Abhijith Das <adas@redhat.com>
Date: Sun, 4 Jul 2010 01:33:24 -0400
Subject: [PATCH] --- yaml --- r: 201010 b: refs/heads/master c:
 8b4216018bdbfbb1b76150d202b15ee68c38e991 h: refs/heads/master v: v3

---
 [refs]                | 2 +-
 trunk/fs/gfs2/quota.c | 8 +++-----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/[refs] b/[refs]
index f363a78d473f..a668b8fdbe95 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b1becbdee776b447f203aa8da9a40488d5a75e1d
+refs/heads/master: 8b4216018bdbfbb1b76150d202b15ee68c38e991
diff --git a/trunk/fs/gfs2/quota.c b/trunk/fs/gfs2/quota.c
index 49667d68769e..b256d6f24288 100644
--- a/trunk/fs/gfs2/quota.c
+++ b/trunk/fs/gfs2/quota.c
@@ -694,10 +694,8 @@ static int gfs2_adjust_quota(struct gfs2_inode *ip, loff_t loc,
 		if (!buffer_mapped(bh))
 			goto unlock_out;
 		/* If it's a newly allocated disk block for quota, zero it */
-		if (buffer_new(bh)) {
-			memset(bh->b_data, 0, bh->b_size);
-			set_buffer_uptodate(bh);
-		}
+		if (buffer_new(bh))
+			zero_user(page, pos - blocksize, bh->b_size);
 	}
 
 	if (PageUptodate(page))
@@ -723,7 +721,7 @@ static int gfs2_adjust_quota(struct gfs2_inode *ip, loff_t loc,
 
 	/* If quota straddles page boundary, we need to update the rest of the
 	 * quota at the beginning of the next page */
-	if (offset != 0) { /* first page, offset is closer to PAGE_CACHE_SIZE */
+	if ((offset + sizeof(struct gfs2_quota)) > PAGE_CACHE_SIZE) {
 		ptr = ptr + nbytes;
 		nbytes = sizeof(struct gfs2_quota) - nbytes;
 		offset = 0;