FI_SKIP_WRITES
if (is_inode_flag_set(inode, FI_SKIP_WRITES))
set_inode_flag(inode, FI_SKIP_WRITES);
clear_inode_flag(inode, FI_SKIP_WRITES);
clear_inode_flag(inode, FI_SKIP_WRITES);
set_inode_flag(inode, FI_SKIP_WRITES);
clear_inode_flag(inode, FI_SKIP_WRITES);
clear_inode_flag(inode, FI_SKIP_WRITES);