Merge branch 'origin' into devel

Conflicts:
	sound/soc/pxa/pxa2xx-i2s.c

1 files changed, 16 insertions, 8 deletions

diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 5fa453b49a64..4a09ff169870 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1435,6 +1435,10 @@ static int journal_dirty_data_fn(handle_t *handle, struct buffer_head *bh)
 	return 0;
 }
 
+static int buffer_unmapped(handle_t *handle, struct buffer_head *bh)
+{
+	return !buffer_mapped(bh);
+}
 /*
  * Note that we always start a transaction even if we're not journalling
  * data.  This is to preserve ordering: any hole instantiation within
@@ -1505,6 +1509,15 @@ static int ext3_ordered_writepage(struct page *page,
 	if (ext3_journal_current_handle())
 		goto out_fail;
 
+	if (!page_has_buffers(page)) {
+		create_empty_buffers(page, inode->i_sb->s_blocksize,
+				(1 << BH_Dirty)|(1 << BH_Uptodate));
+	} else if (!walk_page_buffers(NULL, page_buffers(page), 0, PAGE_CACHE_SIZE, NULL, buffer_unmapped)) {
+		/* Provide NULL instead of get_block so that we catch bugs if buffers weren't really mapped */
+		return block_write_full_page(page, NULL, wbc);
+	}
+	page_bufs = page_buffers(page);
+
 	handle = ext3_journal_start(inode, ext3_writepage_trans_blocks(inode));
 
 	if (IS_ERR(handle)) {
@@ -1512,11 +1525,6 @@ static int ext3_ordered_writepage(struct page *page,
 		goto out_fail;
 	}
 
-	if (!page_has_buffers(page)) {
-		create_empty_buffers(page, inode->i_sb->s_blocksize,
-				(1 << BH_Dirty)|(1 << BH_Uptodate));
-	}
-	page_bufs = page_buffers(page);
 	walk_page_buffers(handle, page_bufs, 0,
 			PAGE_CACHE_SIZE, NULL, bget_one);
 
@@ -3055,7 +3063,7 @@ int ext3_setattr(struct dentry *dentry, struct iattr *attr)
 			error = PTR_ERR(handle);
 			goto err_out;
 		}
-		error = DQUOT_TRANSFER(inode, attr) ? -EDQUOT : 0;
+		error = vfs_dq_transfer(inode, attr) ? -EDQUOT : 0;
 		if (error) {
 			ext3_journal_stop(handle);
 			return error;
@@ -3146,7 +3154,7 @@ static int ext3_writepage_trans_blocks(struct inode *inode)
 		ret = 2 * (bpp + indirects) + 2;
 
 #ifdef CONFIG_QUOTA
-	/* We know that structure was already allocated during DQUOT_INIT so
+	/* We know that structure was already allocated during vfs_dq_init so
 	 * we will be updating only the data blocks + inodes */
 	ret += 2*EXT3_QUOTA_TRANS_BLOCKS(inode->i_sb);
 #endif
@@ -3237,7 +3245,7 @@ int ext3_mark_inode_dirty(handle_t *handle, struct inode *inode)
  * i_size has been changed by generic_commit_write() and we thus need
  * to include the updated inode in the current transaction.
  *
- * Also, DQUOT_ALLOC_SPACE() will always dirty the inode when blocks
+ * Also, vfs_dq_alloc_space() will always dirty the inode when blocks
  * are allocated to the file.
  *
  * If the inode is marked synchronous, we don't honour that here - doing