From bcbf626e06e2f5dca4a2b1157b5dbc1fdd809536 Mon Sep 17 00:00:00 2001
From: "Cliff L. Biffle" <code@cliffle.com>
Date: Tue, 5 Mar 2024 19:16:45 -0800
Subject: [PATCH] Prepare for smarter lint in 1.78.

The unused_qualifications lint in current nightly has started spotting
an unused qualification that was previously ignored. I've gone ahead and
fixed it to avoid any surprises later in the summer.
---
 os/src/exec.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/os/src/exec.rs b/os/src/exec.rs
index a2705f2..4f5ca97 100644
--- a/os/src/exec.rs
+++ b/os/src/exec.rs
@@ -816,7 +816,7 @@ impl Notify {
         &self,
     ) -> impl Future<Output = ()> + Captures<&'_ Self> {
         let mut setup = false;
-        self.until(move || core::mem::replace(&mut setup, true))
+        self.until(move || mem::replace(&mut setup, true))
     }
 }
 
@@ -998,7 +998,7 @@ impl Future for YieldCpu {
     type Output = ();
 
     fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
-        if core::mem::replace(&mut self.polled, true) {
+        if mem::replace(&mut self.polled, true) {
             Poll::Ready(())
         } else {
             // Ensure that we get called next round.