/* * Called when an inode is released. Note that this is different * from ext3_file_open: open gets called at every open, but release * gets called only when /all/ the files are closed. */ static int ext3_release_file (struct inode * inode, struct file * filp) { /* if we are the last writer on the inode, drop the block reservation */ if ((filp->f_mode & FMODE_WRITE) && (atomic_read(&inode->i_writecount) == 1)) { mutex_lock(&EXT3_I(inode)->truncate_mutex); ext3_discard_reservation(inode); mutex_unlock(&EXT3_I(inode)->truncate_mutex); } if (is_dx(inode) && filp->private_data) ext3_htree_free_dir_info(filp->private_data); return 0; }
/* * Called when an inode is released. Note that this is different * from ext3_file_open: open gets called at every open, but release * gets called only when /all/ the files are closed. */ static int ext3_release_file (struct inode * inode, struct file * filp) { if (ext3_test_inode_state(inode, EXT3_STATE_FLUSH_ON_CLOSE)) { filemap_flush(inode->i_mapping); ext3_clear_inode_state(inode, EXT3_STATE_FLUSH_ON_CLOSE); } /* if we are the last writer on the inode, drop the block reservation */ if ((filp->f_mode & FMODE_WRITE) && (atomic_read(&inode->i_writecount) == 1)) { mutex_lock(&EXT3_I(inode)->truncate_mutex); ext3_discard_reservation(inode); mutex_unlock(&EXT3_I(inode)->truncate_mutex); } if (is_dx(inode) && filp->private_data) ext3_htree_free_dir_info(filp->private_data); return 0; }