Re: [PATCH net-next v3 3/3] eventpoll: Add epoll ioctl for epoll_params
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2024-01-25 23:21:47
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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