From 2c693094d9717aac2a6f4cfd3d36aca9608e6045 Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Wed, 6 Nov 2019 21:01:44 +0100
Subject: [PATCH] Kernel: If a process is interrupted during usleep(), return
 -EINTR

---
 Kernel/Process.cpp | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index e41b40cf04..d0ec3c26d4 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -1514,12 +1514,9 @@ int Process::sys$usleep(useconds_t usec)
 {
     if (!usec)
         return 0;
-
     u64 wakeup_time = current->sleep(usec / 1000);
-    if (wakeup_time > g_uptime) {
-        u32 ticks_left_until_original_wakeup_time = wakeup_time - g_uptime;
-        return ticks_left_until_original_wakeup_time / TICKS_PER_SECOND;
-    }
+    if (wakeup_time > g_uptime)
+        return -EINTR;
     return 0;
 }