ext4: Mark the unwritten buffer_head as mapped during write_begin

[pandora-kernel.git] / fs / ext4 / extents.c

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index a953214..ea5c476 100644 (file)
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2872,6 +2872,8 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
                        if (create == EXT4_CREATE_UNINITIALIZED_EXT)
                                goto out;
                        if (!create) {
+                               if (allocated > max_blocks)
+                                       allocated = max_blocks;
                                /*
                                 * We have blocks reserved already.  We
                                 * return allocated blocks so that delalloc
@@ -2879,8 +2881,6 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
                                 * the buffer head will be unmapped so that
                                 * a read from the block returns 0s.
                                 */
-                               if (allocated > max_blocks)
-                                       allocated = max_blocks;
                                set_buffer_unwritten(bh_result);
                                bh_result->b_bdev = inode->i_sb->s_bdev;
                                bh_result->b_blocknr = newblock;