Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable

* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable:
  Btrfs: fix possible panic on unmount
  Btrfs: deal with NULL acl sent to btrfs_set_acl
  Btrfs: fix regression in orphan cleanup
  Btrfs: Fix race in btrfs_mark_extent_written
  Btrfs, fix memory leaks in error paths
  Btrfs: align offsets for btrfs_ordered_update_i_size
  btrfs: fix missing last-entry in readdir(3)

1 files changed, 11 insertions, 1 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 5440bab23635..b330e27c2d8b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -3796,6 +3796,12 @@ 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;
         }
 
@@ -3995,7 +4001,11 @@ skip:
 
         /* Reached end of directory/root. Bump pos past the last item. */
         if (key_type == BTRFS_DIR_INDEX_KEY)
-                filp->f_pos = INT_LIMIT(off_t);
+                /*
+                 * 32-bit glibc will use getdents64, but then strtol -
+                 * so the last number we can serve is this.
+                 */
+                filp->f_pos = 0x7fffffff;
         else
                 filp->f_pos++;
 nopos: