FI_DONATE_FINISHED
if (is_inode_flag_set(inode, FI_DONATE_FINISHED))
set_inode_flag(inode, FI_DONATE_FINISHED);
clear_inode_flag(inode, FI_DONATE_FINISHED);
if (!is_inode_flag_set(inode, FI_DONATE_FINISHED)) {
set_inode_flag(inode, FI_DONATE_FINISHED);
is_inode_flag_set(inode, FI_DONATE_FINISHED) ?