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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only */ |
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1 | 2 | /* |
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2 | 3 | * Copyright (C) 2013 ARM Ltd. |
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3 | | - * |
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4 | | - * This program is free software; you can redistribute it and/or modify |
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5 | | - * it under the terms of the GNU General Public License version 2 as |
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6 | | - * published by the Free Software Foundation. |
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7 | | - * |
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8 | | - * This program is distributed in the hope that it will be useful, |
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9 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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10 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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11 | | - * GNU General Public License for more details. |
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12 | | - * |
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13 | | - * You should have received a copy of the GNU General Public License |
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14 | | - * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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15 | 4 | */ |
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16 | 5 | #ifndef __ASM_WORD_AT_A_TIME_H |
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17 | 6 | #define __ASM_WORD_AT_A_TIME_H |
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.. | .. |
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66 | 55 | { |
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67 | 56 | unsigned long ret, tmp; |
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68 | 57 | |
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| 58 | + __uaccess_enable_tco_async(); |
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| 59 | + |
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69 | 60 | /* Load word from unaligned pointer addr */ |
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70 | 61 | asm( |
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71 | 62 | "1: ldr %0, %3\n" |
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.. | .. |
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87 | 78 | : "=&r" (ret), "=&r" (tmp) |
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88 | 79 | : "r" (addr), "Q" (*(unsigned long *)addr)); |
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89 | 80 | |
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| 81 | + __uaccess_disable_tco_async(); |
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| 82 | + |
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90 | 83 | return ret; |
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91 | 84 | } |
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92 | 85 | |
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