From 83176ac8efd9b13281338568e3d67d6ba5651a86 Mon Sep 17 00:00:00 2001
From: Ivan Baravy <dunkaist@gmail.com>
Date: Mon, 18 Oct 2021 16:23:18 +0000
Subject: [PATCH] kernel: Fix window redraw after 1px move.

If
 - window A is above window B, and
 - window A has been moved,
then window B receives a redraw event.

But if that move was 1px right or down, window B didn't receive an event
because of off-by-one error. Now it's fixed.

git-svn-id: svn://kolibrios.org@9221 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 kernel/trunk/kernel.asm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm
index a15f085e68..0a90b6cd71 100644
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@@ -3956,12 +3956,12 @@ align 4
         sub     eax, ecx
 
         dec     ecx
-        jnz     .start_x
+        jns     .start_x
 
         pop     ecx
         dec     ebx
         dec     edx
-        jnz     .start_y
+        jns     .start_y
 ;--------------------------------------
 align 4
 .not_found: