23. 7. 15. 23:56에 Matthew Wilcox 이(가) 쓴 글:
Thank you for the feedback, just figured out that ioctl never returns the error code.On Sat, Jul 15, 2023 at 05:22:04PM +0900, Leesoo Ahn wrote: > Return -EOPNOTSUPP instead of -EINVAL which has the meaning of EOPNOTSUPP is the wrong errno. ENOTTY is "more" correct.
Best regards, Leesoo