> 2022年9月16日 下午5:35,Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> 写道: > > On Tue, Sep 06, 2022 at 11:35:45AM +0800, 'Guanjun' wrote: > . >> +static const struct file_operations ycc_fops = { >> + .open = ycc_cdev_open, >> + .release = ycc_cdev_release, >> + .unlocked_ioctl = ycc_cdev_ioctl, >> +}; > > What is this device for? It doesn't seem to do anything so why > not jsut drop it? > > Thanks, > -- > Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Home Page: http://gondor.apana.org.au/~herbert/ > PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt Hi Herbert, Do you have any other comments? If not, I will prepare for the next version :) Thanks, Regards, Guanjun