Commit dacb473a authored by Yan's avatar Yan Committed by Chris Mason

Btrfs: Fix hole creation in file_write

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 47b0c4f8
......@@ -265,16 +265,14 @@ static int noinline dirty_and_release_pages(struct btrfs_trans_handle *trans,
set_extent_uptodate(io_tree, start_pos, end_of_last_block, GFP_NOFS);
/* FIXME...EIEIO, ENOSPC and more */
/* insert any holes we need to create */
if (inode->i_size < start_pos) {
if (isize < end_pos) {
u64 last_pos_in_file;
u64 hole_size;
u64 mask = root->sectorsize - 1;
last_pos_in_file = (isize + mask) & ~mask;
hole_size = (end_pos - last_pos_in_file + mask) & ~mask;
if (last_pos_in_file < start_pos) {
if (last_pos_in_file < end_pos) {
err = btrfs_drop_extents(trans, root, inode,
last_pos_in_file,
last_pos_in_file + hole_size,
......
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