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Remove ETIME logic in sys_poll

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Yuke Peng 2024-07-22 15:44:09 +08:00 committed by Tate, Hongliang Tian
parent 6ada748b79
commit e7a75947ea
1 changed files with 1 additions and 10 deletions
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11
kernel/aster-nix/src/syscall/poll.rs
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@ -36,16 +36,7 @@ pub fn sys_poll(fds: Vaddr, nfds: u64, timeout: i32) -> Result<SyscallReturn> {
poll_fds, nfds, timeout
);
let num_revents = match do_poll(&poll_fds, timeout) {
Ok(num_events) => num_events,
Err(e) if e.error() == Errno::ETIME => {
// If the system call timed out
// before any file descriptors became ready,
// return 0.
return Ok(SyscallReturn::Return(0));
}
Err(e) => return Err(e),
};
let num_revents = do_poll(&poll_fds, timeout)?;
// Write back
let mut write_addr = fds;