EXT4_SYNC_FL     3974 fs/ext4/inode.c 	if (flags & EXT4_SYNC_FL)
EXT4_SYNC_FL     3991 fs/ext4/inode.c 	ei->i_flags &= ~(EXT4_SYNC_FL|EXT4_APPEND_FL|
EXT4_SYNC_FL     3994 fs/ext4/inode.c 		ei->i_flags |= EXT4_SYNC_FL;