Re: [PATCH net-next v3 3/3] eventpoll: Add epoll ioctl for epoll_params

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On Thu, Jan 25, 2024 at 10:56:59PM +0000, Joe Damato wrote:
> +struct epoll_params {
> +	u64 busy_poll_usecs;
> +	u16 busy_poll_budget;
> +
> +	/* for future fields */
> +	u8 data[118];
> +} EPOLL_PACKED;

variables that cross the user/kernel boundry need to be __u64, __u16,
and __u8 here.

And why 118?

thanks,

greg k-h




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