From acd7f4a9424ff6e706337825c29ced89baecd737 Mon Sep 17 00:00:00 2001
From: Eric Sandeen <sandeen@sandeen.net>
Date: Thu, 24 Jun 2010 09:45:30 +1000
Subject: [PATCH] --- yaml --- r: 201744 b: refs/heads/master c:
 3d9b02e3c76531687ab5314e0edf266256f13c2d h: refs/heads/master v: v3

---
 [refs]                            |  2 +-
 trunk/fs/xfs/linux-2.6/xfs_aops.c | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index f9fb4c8cbd1b..3cfbf47f3c8b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b4e9181e772b0c8b9038c5822ead368b96c2b533
+refs/heads/master: 3d9b02e3c76531687ab5314e0edf266256f13c2d
diff --git a/trunk/fs/xfs/linux-2.6/xfs_aops.c b/trunk/fs/xfs/linux-2.6/xfs_aops.c
index b25d11a3d84e..bd5e1cf5428d 100644
--- a/trunk/fs/xfs/linux-2.6/xfs_aops.c
+++ b/trunk/fs/xfs/linux-2.6/xfs_aops.c
@@ -1125,6 +1125,16 @@ xfs_page_state_convert(
 			continue;
 		}
 
+		/*
+		 * A hole may still be marked uptodate because discard_buffer
+		 * leaves the flag set.
+		 */
+		if (!buffer_mapped(bh) && buffer_uptodate(bh)) {
+			ASSERT(!buffer_dirty(bh));
+			imap_valid = 0;
+			continue;
+		}
+
 		if (imap_valid)
 			imap_valid = xfs_imap_valid(inode, &imap, offset);