From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/arm64/include/asm/word-at-a-time.h | 17 +++++------------
1 files changed, 5 insertions(+), 12 deletions(-)
diff --git a/kernel/arch/arm64/include/asm/word-at-a-time.h b/kernel/arch/arm64/include/asm/word-at-a-time.h
index a2601c1..2dcb104 100644
--- a/kernel/arch/arm64/include/asm/word-at-a-time.h
+++ b/kernel/arch/arm64/include/asm/word-at-a-time.h
@@ -1,17 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2013 ARM Ltd.
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_WORD_AT_A_TIME_H
#define __ASM_WORD_AT_A_TIME_H
@@ -66,6 +55,8 @@
{
unsigned long ret, tmp;
+ __uaccess_enable_tco_async();
+
/* Load word from unaligned pointer addr */
asm(
"1: ldr %0, %3\n"
@@ -87,6 +78,8 @@
: "=&r" (ret), "=&r" (tmp)
: "r" (addr), "Q" (*(unsigned long *)addr));
+ __uaccess_disable_tco_async();
+
return ret;
}
--
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