ceph: fix direct io truncate offset

truncate_inode_pages_range wants the end offset to align with the last byte in a page. Signed-off-by: Sage Weil <[email protected]>
nate1217 · May 3, 2010 · 5c6a2cd · 5c6a2cd
1 parent ae18756
commit 5c6a2cd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
@@ -665,7 +665,8 @@ static ssize_t ceph_sync_write(struct file *file, const char __user *data,
 		 * throw out any page cache pages in this range. this
 		 * may block.
 		 */
-		truncate_inode_pages_range(inode->i_mapping, pos, pos+len);
+		truncate_inode_pages_range(inode->i_mapping, pos, 
+					   (pos+len) | (PAGE_CACHE_SIZE-1));
 	} else {
 		pages = alloc_page_vector(num_pages);
 		if (IS_ERR(pages)) {