From 007bcdcee687b22a770b11bd7bbc47d079dcc9bc Mon Sep 17 00:00:00 2001
From: Jeff Moyer <jmoyer@redhat.com>
Date: Fri, 3 Feb 2006 03:04:27 -0800
Subject: [PATCH] --- yaml --- r: 19658 b: refs/heads/master c:
 35dc8161d0a6fa5e654bcb3d6240acc9ecb0a259 h: refs/heads/master v: v3

---
 [refs]               | 2 +-
 trunk/fs/direct-io.c | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index e1f7171ebb90..b64b68e6f52a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 835417967c10b6dfaffdffddba59196196e5d431
+refs/heads/master: 35dc8161d0a6fa5e654bcb3d6240acc9ecb0a259
diff --git a/trunk/fs/direct-io.c b/trunk/fs/direct-io.c
index 30dbbd1df511..848044af7e16 100644
--- a/trunk/fs/direct-io.c
+++ b/trunk/fs/direct-io.c
@@ -857,6 +857,7 @@ static int do_direct_IO(struct dio *dio)
 			/* Handle holes */
 			if (!buffer_mapped(map_bh)) {
 				char *kaddr;
+				loff_t i_size_aligned;
 
 				/* AKPM: eargh, -ENOTBLK is a hack */
 				if (dio->rw == WRITE) {
@@ -864,8 +865,14 @@ static int do_direct_IO(struct dio *dio)
 					return -ENOTBLK;
 				}
 
+				/*
+				 * Be sure to account for a partial block as the
+				 * last block in the file
+				 */
+				i_size_aligned = ALIGN(i_size_read(dio->inode),
+							1 << blkbits);
 				if (dio->block_in_file >=
-					i_size_read(dio->inode)>>blkbits) {
+						i_size_aligned >> blkbits) {
 					/* We hit eof */
 					page_cache_release(page);
 					goto out;