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Add support for monitoring epoll fds with epoll

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He Sun 2020-05-07 11:30:55 +08:00 committed by Tate, Hongliang Tian
parent 25350b0e85
commit 1c707eda30
1 changed files with 10 additions and 0 deletions
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10
src/libos/src/net/io_multiplexing/epoll.rs
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@ -97,6 +97,12 @@ impl EpollFile {
socket.fd()
} else if let Ok(eventfd) = fd_ref.as_event() {
eventfd.get_host_fd()
} else if let Ok(epoll_file) = fd_ref.as_epfile() {
let target_host_fd = epoll_file.get_host_fd();
if self.host_fd == target_host_fd {
return_errno!(EINVAL, "epfd should not be same as the target fd");
}
target_host_fd
} else {
return_errno!(EPERM, "unsupported file type");
}
@ -145,6 +151,10 @@ impl EpollFile {
Ok(ret)
}
fn get_host_fd(&self) -> c_int {
self.host_fd
}
}
impl Drop for EpollFile {