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Diffstat (limited to 'fs/ext4/move_extent.c')
-rw-r--r--fs/ext4/move_extent.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index d9cc5ee42f53..4e81d47aa8cb 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -681,6 +681,8 @@ mext_replace_branches(handle_t *handle, struct inode *orig_inode,
depth = ext_depth(donor_inode);
dext = donor_path[depth].p_ext;
+ if (unlikely(!dext))
+ goto missing_donor_extent;
tmp_dext = *dext;
*err = mext_calc_swap_extents(&tmp_dext, &tmp_oext, orig_off,
@@ -691,7 +693,8 @@ mext_replace_branches(handle_t *handle, struct inode *orig_inode,
/* Loop for the donor extents */
while (1) {
/* The extent for donor must be found. */
- if (!dext) {
+ if (unlikely(!dext)) {
+ missing_donor_extent:
EXT4_ERROR_INODE(donor_inode,
"The extent for donor must be found");
*err = -EIO;
@@ -761,9 +764,6 @@ out:
kfree(donor_path);
}
- ext4_ext_invalidate_cache(orig_inode);
- ext4_ext_invalidate_cache(donor_inode);
-
return replaced_count;
}
@@ -900,7 +900,7 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode,
pgoff_t orig_page_offset, int data_offset_in_page,
int block_len_in_page, int uninit, int *err)
{
- struct inode *orig_inode = o_filp->f_dentry->d_inode;
+ struct inode *orig_inode = file_inode(o_filp);
struct page *pagep[2] = {NULL, NULL};
handle_t *handle;
ext4_lblk_t orig_blk_offset;
@@ -920,7 +920,7 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode,
again:
*err = 0;
jblocks = ext4_writepage_trans_blocks(orig_inode) * 2;
- handle = ext4_journal_start(orig_inode, jblocks);
+ handle = ext4_journal_start(orig_inode, EXT4_HT_MOVE_EXTENTS, jblocks);
if (IS_ERR(handle)) {
*err = PTR_ERR(handle);
return 0;
@@ -1279,8 +1279,8 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp,
__u64 orig_start, __u64 donor_start, __u64 len,
__u64 *moved_len)
{
- struct inode *orig_inode = o_filp->f_dentry->d_inode;
- struct inode *donor_inode = d_filp->f_dentry->d_inode;
+ struct inode *orig_inode = file_inode(o_filp);
+ struct inode *donor_inode = file_inode(d_filp);
struct ext4_ext_path *orig_path = NULL, *holecheck_path = NULL;
struct ext4_extent *ext_prev, *ext_cur, *ext_dummy;
ext4_lblk_t block_start = orig_start;