1 files changed, 11 insertions, 11 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b330e27c2d8b..8cd109972fa6 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -483,7 +483,8 @@ again:
                 nr_pages_ret = 0;
 
                 /* flag the file so we don't compress in the future */
-                BTRFS_I(inode)->flags |= BTRFS_INODE_NOCOMPRESS;
+                if (!btrfs_test_opt(root, FORCE_COMPRESS))
+                        BTRFS_I(inode)->flags |= BTRFS_INODE_NOCOMPRESS;
         }
         if (will_compress) {
                 *num_added += 1;
@@ -3796,12 +3797,6 @@ struct inode *btrfs_lookup_dentry(struct inode *dir, struct dentry *dentry)
 
         if (location.type == BTRFS_INODE_ITEM_KEY) {
                 inode = btrfs_iget(dir->i_sb, &location, root);
-                if (unlikely(root->clean_orphans) &&
-                    !(inode->i_sb->s_flags & MS_RDONLY)) {
-                        down_read(&root->fs_info->cleanup_work_sem);
-                        btrfs_orphan_cleanup(root);
-                        up_read(&root->fs_info->cleanup_work_sem);
-                }
                 return inode;
         }
 
@@ -5799,7 +5794,7 @@ out_fail:
 }
 
 static int prealloc_file_range(struct inode *inode, u64 start, u64 end,
-                               u64 alloc_hint, int mode)
+                        u64 alloc_hint, int mode, loff_t actual_len)
 {
         struct btrfs_trans_handle *trans;
         struct btrfs_root *root = BTRFS_I(inode)->root;
@@ -5808,6 +5803,7 @@ static int prealloc_file_range(struct inode *inode, u64 start, u64 end,
         u64 cur_offset = start;
         u64 num_bytes = end - start;
         int ret = 0;
+        u64 i_size;
 
         while (num_bytes > 0) {
                 alloc_size = min(num_bytes, root->fs_info->max_extent);
@@ -5846,8 +5842,12 @@ static int prealloc_file_range(struct inode *inode, u64 start, u64 end,
                 BTRFS_I(inode)->flags |= BTRFS_INODE_PREALLOC;
                 if (!(mode & FALLOC_FL_KEEP_SIZE) &&
                     cur_offset > inode->i_size) {
-                        i_size_write(inode, cur_offset);
-                        btrfs_ordered_update_i_size(inode, cur_offset, NULL);
+                        if (cur_offset > actual_len)
+                                i_size  = actual_len;
+                        else
+                                i_size = cur_offset;
+                        i_size_write(inode, i_size);
+                        btrfs_ordered_update_i_size(inode, i_size, NULL);
                 }
 
                 ret = btrfs_update_inode(trans, root, inode);
@@ -5940,7 +5940,7 @@ static long btrfs_fallocate(struct inode *inode, int mode,
                      !test_bit(EXTENT_FLAG_PREALLOC, &em->flags))) {
                         ret = prealloc_file_range(inode,
                                                   cur_offset, last_byte,
-                                                  alloc_hint, mode);
+                                                alloc_hint, mode, offset+len);
                         if (ret < 0) {
                                 free_extent_map(em);
                                 break;