style: cargo fmt sweep under rustc 1.97.1 (toolchain reformat, no semantic change)

src/io.rs

@@ -136,7 +136,6 @@ pub struct IoThread {
     waiters: Waiters,
 
     // ----- Epoll machinery -----
-
     /// The epollfd, owned by `IoThread`. Callable cross-thread via
     /// `epoll_ctl` per the man page.
     epollfd: RawFd,
@@ -147,7 +146,6 @@ pub struct IoThread {
     shutdown_write: RawFd,
 
     // ----- Threads -----
-
     pool_thread: Option<OsJoinHandle<()>>,
     epoll_thread: Option<OsJoinHandle<()>>,
 }
@@ -284,9 +282,8 @@ impl IoThread {
             events,
             u64: fd as u64,
         };
-        let r = unsafe {
-            libc::epoll_ctl(self.epollfd, libc::EPOLL_CTL_ADD, fd, &mut ev as *mut _)
-        };
+        let r =
+            unsafe { libc::epoll_ctl(self.epollfd, libc::EPOLL_CTL_ADD, fd, &mut ev as *mut _) };
         if r < 0 {
             return Err(io::Error::last_os_error());
         }
@@ -398,12 +395,7 @@ fn epoll_loop(epollfd: RawFd, waiters: Waiters, rt: Weak<RuntimeInner>) {
 
     loop {
         let n = unsafe {
-            libc::epoll_wait(
-                epollfd,
-                events.as_mut_ptr(),
-                MAX_EVENTS as libc::c_int,
-                -1,
-            )
+            libc::epoll_wait(epollfd, events.as_mut_ptr(), MAX_EVENTS as libc::c_int, -1)
         };
 
         if n < 0 {
@@ -438,12 +430,7 @@ fn epoll_loop(epollfd: RawFd, waiters: Waiters, rt: Weak<RuntimeInner>) {
                 let entry = w.remove(&fd);
                 if entry.is_some() {
                     unsafe {
-                        libc::epoll_ctl(
-                            epollfd,
-                            libc::EPOLL_CTL_DEL,
-                            fd,
-                            std::ptr::null_mut(),
-                        );
+                        libc::epoll_ctl(epollfd, libc::EPOLL_CTL_DEL, fd, std::ptr::null_mut());
                     }
                 }
                 entry