From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/arch/arm/mm/copypage-v4wb.c | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/kernel/arch/arm/mm/copypage-v4wb.c b/kernel/arch/arm/mm/copypage-v4wb.c
index cd3e165..c3581b2 100644
--- a/kernel/arch/arm/mm/copypage-v4wb.c
+++ b/kernel/arch/arm/mm/copypage-v4wb.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mm/copypage-v4wb.c
*
* Copyright (C) 1995-1999 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/highmem.h>
@@ -27,6 +24,7 @@
int tmp;
asm volatile ("\
+ .syntax unified\n\
ldmia %1!, {r3, r4, ip, lr} @ 4\n\
1: mcr p15, 0, %0, c7, c6, 1 @ 1 invalidate D line\n\
stmia %0!, {r3, r4, ip, lr} @ 4\n\
@@ -38,7 +36,7 @@
ldmia %1!, {r3, r4, ip, lr} @ 4\n\
subs %2, %2, #1 @ 1\n\
stmia %0!, {r3, r4, ip, lr} @ 4\n\
- ldmneia %1!, {r3, r4, ip, lr} @ 4\n\
+ ldmiane %1!, {r3, r4, ip, lr} @ 4\n\
bne 1b @ 1\n\
mcr p15, 0, %1, c7, c10, 4 @ 1 drain WB"
: "+&r" (kto), "+&r" (kfrom), "=&r" (tmp)
--
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