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| 1 | +// SPDX-License-Identifier: GPL-2.0-only |
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| 1 | 2 | /* |
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| 2 | 3 | * Based on arch/arm/mm/flush.c |
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| 3 | 4 | * |
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| 4 | 5 | * Copyright (C) 1995-2002 Russell King |
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| 5 | 6 | * Copyright (C) 2012 ARM Ltd. |
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| 6 | | - * |
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| 7 | | - * This program is free software; you can redistribute it and/or modify |
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| 8 | | - * it under the terms of the GNU General Public License version 2 as |
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| 9 | | - * published by the Free Software Foundation. |
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| 10 | | - * |
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| 11 | | - * This program is distributed in the hope that it will be useful, |
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| 12 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | | - * GNU General Public License for more details. |
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| 15 | | - * |
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| 16 | | - * You should have received a copy of the GNU General Public License |
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| 17 | | - * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 18 | 7 | */ |
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| 19 | 8 | |
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| 20 | 9 | #include <linux/export.h> |
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| .. | .. |
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| 66 | 55 | { |
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| 67 | 56 | struct page *page = pte_page(pte); |
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| 68 | 57 | |
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| 69 | | - if (!test_and_set_bit(PG_dcache_clean, &page->flags)) |
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| 70 | | - sync_icache_aliases(page_address(page), |
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| 71 | | - PAGE_SIZE << compound_order(page)); |
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| 58 | + if (!test_bit(PG_dcache_clean, &page->flags)) { |
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| 59 | + sync_icache_aliases(page_address(page), page_size(page)); |
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| 60 | + set_bit(PG_dcache_clean, &page->flags); |
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| 61 | + } |
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| 72 | 62 | } |
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| 73 | 63 | EXPORT_SYMBOL_GPL(__sync_icache_dcache); |
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| 74 | 64 | |
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| .. | .. |
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| 87 | 77 | /* |
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| 88 | 78 | * Additional functions defined in assembly. |
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| 89 | 79 | */ |
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| 90 | | -EXPORT_SYMBOL(flush_cache_all); |
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| 91 | 80 | EXPORT_SYMBOL(__flush_icache_range); |
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| 92 | 81 | |
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| 93 | 82 | #ifdef CONFIG_ARCH_HAS_PMEM_API |
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